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JD Retail Technology
JD Retail Technology
Nov 16, 2022 · Mobile Development

Switchquery Configuration Platform: Real‑Time Mobile Feature‑Flag Delivery Architecture and Implementation

The article introduces the Switchquery configuration platform, describing its background, technical principles, real‑time delivery mechanism via HTTP header versioning, system architecture, integration steps for Android and iOS, optimization measures, and case studies demonstrating its impact on high‑traffic events.

AndroidReal-time Deliverybackend gateway
0 likes · 14 min read
Switchquery Configuration Platform: Real‑Time Mobile Feature‑Flag Delivery Architecture and Implementation
Programmer DD
Programmer DD
Nov 15, 2022 · Backend Development

Why Elon Musk’s Twitter App Critique Missed the Real Performance Issues

Elon Musk’s public criticism of the Twitter app’s RPC usage sparked a heated response from Twitter’s engineers, who clarified that the app’s slowness stems from unused features, accumulated technical debt, and network latency rather than the alleged batch RPC calls.

AndroidTechnical DebtTwitter
0 likes · 4 min read
Why Elon Musk’s Twitter App Critique Missed the Real Performance Issues
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Nov 15, 2022 · Mobile Development

Analyzing and Optimizing Retrofit Performance in Android Applications

The article uncovers a lock‑induced latency in Retrofit’s service‑method cache during cold‑start, demonstrates how moving the synchronization to a class‑level lock and customizing Retrofit.create eliminates the bottleneck, and then shows how dynamic‑proxy hooks combined with Kotlin coroutines can add transparent caching and low‑intrusion BFF aggregation without altering the library.

AndroidBFFCoroutines
0 likes · 21 min read
Analyzing and Optimizing Retrofit Performance in Android Applications
DaTaobao Tech
DaTaobao Tech
Nov 14, 2022 · Mobile Development

Evolution and Architecture of Taobao Search Scroll Containers (XSearch)

The article traces Taobao’s XSearch evolution from a rigid 1.0 scrolling container to a flexible 2.0 architecture built on NestedScroll, detailing unified data models, MetaLayout rendering, customizable headers, and reusable components that improve code reuse, extensibility, and consistent UI across multiple search scenarios.

AndroidCode ExampleContainer Architecture
0 likes · 16 min read
Evolution and Architecture of Taobao Search Scroll Containers (XSearch)
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Nov 11, 2022 · Mobile Development

Advanced Android Componentization: Component Splitting, Multi‑UI Strategies, KV Storage, and Routing Best Practices

This article explains how to split Android components based on business functionality, handle strong and weak component dependencies, configure multiple UI themes, manage key‑value storage safely with MMKV‑KTX, and use routing frameworks judiciously to keep modular apps maintainable and scalable.

AndroidComponentizationKV storage
0 likes · 22 min read
Advanced Android Componentization: Component Splitting, Multi‑UI Strategies, KV Storage, and Routing Best Practices
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Nov 11, 2022 · Mobile Development

Practical Guide to Android Componentization and Modular Development

This article explains why monolithic Android projects suffer from long compile times, high coupling, and merge conflicts, and demonstrates how componentization—using a four‑layer architecture, unified Gradle dependencies, plugin switching, code isolation, ARouter routing, decentralized APIs, and AndroidX App Startup initialization—can solve these problems with concrete Kotlin and XML examples.

ARouterAndroidComponentization
0 likes · 21 min read
Practical Guide to Android Componentization and Modular Development
Sohu Tech Products
Sohu Tech Products
Nov 9, 2022 · Mobile Development

Integrating AndroidMonitor for In‑App Network Packet Capture on Android

This article introduces AndroidMonitor, a lightweight Android packet‑capture library, explains how to add its monitor and monitor‑plugin dependencies, configure ProGuard, customize entry names, ports and logos, and optionally use AndroidLocalService to expose captured data via a local socket for both mobile and PC UI visualization.

AndroidKotlinLocal Service
0 likes · 9 min read
Integrating AndroidMonitor for In‑App Network Packet Capture on Android
Sohu Tech Products
Sohu Tech Products
Nov 9, 2022 · Mobile Development

Implementing an Expandable TextView with Topic and URL Span Handling in Android

This article demonstrates how to build a custom Android TextView that supports clickable topic spans, URL interception, and smooth expand‑collapse behavior using StaticLayout measurements, custom ButtonSpan labels, and optional height‑animation, providing a reusable solution for rich mobile text displays.

AndroidMobile DevelopmentSpan
0 likes · 10 min read
Implementing an Expandable TextView with Topic and URL Span Handling in Android
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Nov 9, 2022 · Fundamentals

Understanding Kotlin IR and Compose Compiler Code Generation

This article explains how the Kotlin Compose Compiler uses the intermediate representation (IR) to generate code, covering IR tree structure, traversal with visitors and transformers, and the process of adding composer parameters and restart groups via custom IrGenerationExtension plugins.

AndroidCompiler PluginsCompose Compiler
0 likes · 10 min read
Understanding Kotlin IR and Compose Compiler Code Generation
NetEase Yanxuan Technology Product Team
NetEase Yanxuan Technology Product Team
Nov 7, 2022 · Mobile Development

Technical Evolution of the Yanxuan App Home Page: Architecture, Componentization, and Dynamic UI

The Yanxuan app home page has progressed from a layered native architecture using Tangram and TAC to a component‑based system with compile‑time cell registration and asynchronous loading, and finally to a VirtualView‑driven dynamic UI that enables fast, cross‑platform updates, improved performance, and reduced release overhead.

AndroidDynamic UITangram
0 likes · 24 min read
Technical Evolution of the Yanxuan App Home Page: Architecture, Componentization, and Dynamic UI
Alibaba Terminal Technology
Alibaba Terminal Technology
Nov 3, 2022 · Mobile Development

How to Supercharge Mobile Seat-Selection Apps: Data, Caching, and Rendering Optimizations

This article details comprehensive strategies for handling massive seat‑selection data on mobile devices, covering data modeling, interface pre‑loading, static and dynamic compression, view hierarchy tweaks, bitmap reuse, drawing optimizations, hardware acceleration, and multithreaded task handling to dramatically improve load times and frame rates.

AndroidMobilecaching
0 likes · 21 min read
How to Supercharge Mobile Seat-Selection Apps: Data, Caching, and Rendering Optimizations
58 Tech
58 Tech
Nov 3, 2022 · Mobile Development

Understanding Android Plugin Architecture and a Minimal Plugin Implementation

This article explains the fundamentals of Android pluginization, covering class loading, resource handling, Dex and OAT formats, security considerations, and presents a lightweight plugin framework used by 58.com to reduce app size and enable dynamic updates.

AndroidDEXDynamic Loading
0 likes · 30 min read
Understanding Android Plugin Architecture and a Minimal Plugin Implementation
Sohu Tech Products
Sohu Tech Products
Nov 2, 2022 · Mobile Development

Android Soft Keyboard Height Detection and Layout Attachment Techniques

This article reviews three approaches to obtain the Android soft‑keyboard height—using ViewTreeObserver, a hidden PopupWindow, and WindowInsets—compares their pros and cons, shows complete Kotlin/Java implementations, and demonstrates how to attach UI elements to the keyboard for a smoother user experience.

AndroidKeyboard HeightKotlin
0 likes · 14 min read
Android Soft Keyboard Height Detection and Layout Attachment Techniques
Laravel Tech Community
Laravel Tech Community
Nov 1, 2022 · Information Security

Google Introduces Passkey Key‑Login for Android and Chrome: A Secure Alternative to Passwords

Google announced that Android and Chrome will now support Passkey key‑login, a biometric‑based, public‑key authentication method that replaces traditional passwords, allowing users to create a secure credential on their device, sync it across platforms, and developers to integrate it via WebAuthn and related APIs.

AndroidAuthenticationFIDO
0 likes · 4 min read
Google Introduces Passkey Key‑Login for Android and Chrome: A Secure Alternative to Passwords
Programmer DD
Programmer DD
Oct 31, 2022 · Mobile Development

Why Meta Swapped Java for Kotlin: Insights from a Massive Android Migration

Meta’s recent shift of its Android apps from Java to Kotlin reveals both the compelling benefits—such as null‑safety, concise code, and functional features—and the practical challenges like mixed codebases, tooling gaps, and longer build times, offering a detailed roadmap for large‑scale mobile language migration.

AndroidKotlinMeta
0 likes · 8 min read
Why Meta Swapped Java for Kotlin: Insights from a Massive Android Migration
21CTO
21CTO
Oct 26, 2022 · Mobile Development

Why Meta Is Rewriting Its Android Apps in Kotlin – Insights for Developers

Meta is converting its flagship Android apps from Java to Kotlin, citing benefits like reduced code size, safety, and better concurrency support, while navigating tooling challenges and showing a broader industry shift toward Kotlin for mobile development.

AndroidJava migrationKotlin
0 likes · 6 min read
Why Meta Is Rewriting Its Android Apps in Kotlin – Insights for Developers
MaGe Linux Operations
MaGe Linux Operations
Oct 26, 2022 · Information Security

Why Google’s New Passkey Is Replacing Passwords on Android and Chrome

Google announced that Android and Chrome will adopt Passkey, a biometric‑based, public‑key login system that replaces traditional passwords, offering cross‑platform support, phishing resistance, and cloud‑backed recovery, with developers able to integrate it via WebAuthn and Google Play Services.

AndroidAuthenticationChrome
0 likes · 4 min read
Why Google’s New Passkey Is Replacing Passwords on Android and Chrome
Youku Technology
Youku Technology
Oct 25, 2022 · Industry Insights

How Youku Built a Long‑Term Accessibility Strategy for Its Video App

The article details Youku's comprehensive approach to making its video app accessible, covering unified component specifications, screen‑reader support, extensive testing, scoring mechanisms, content adaptations, and future plans that together create a sustainable, user‑friendly experience for visually impaired users.

AndroidLong-Term StrategyScreen Reader
0 likes · 7 min read
How Youku Built a Long‑Term Accessibility Strategy for Its Video App
Xianyu Technology
Xianyu Technology
Oct 24, 2022 · Mobile Development

Flutter Null Safety, Code Trim Pitfalls, EngineGroup, and Android Foldable Adaptation

This bulletin explains Flutter’s default null safety and migration steps, warns about code‑trim pitfalls that can bloat binaries, introduces EngineGroup for multi‑engine apps with its memory trade‑offs, and outlines Android foldable adaptation through guidelines, OEM solutions, and Android 12L activity embedding.

AndroidEngineGroupFlutter
0 likes · 6 min read
Flutter Null Safety, Code Trim Pitfalls, EngineGroup, and Android Foldable Adaptation
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 24, 2022 · Mobile Development

Understanding Compose Compiler Checkers: ComposableCallChecker, ComposableDeclarationChecker, and ComposeDiagnosticSuppressor

This article explains how the Compose compiler’s front‑end checkers—ComposableCallChecker, ComposableDeclarationChecker, and ComposeDiagnosticSuppressor—validate @Composable usage, handle inline lambdas, annotation retention, and named‑argument restrictions, providing code examples and visual diagrams to illustrate each rule.

AndroidCheckerComposable
0 likes · 13 min read
Understanding Compose Compiler Checkers: ComposableCallChecker, ComposableDeclarationChecker, and ComposeDiagnosticSuppressor
Zhaori User Experience
Zhaori User Experience
Oct 21, 2022 · Mobile Development

Unlocking Foldable Phone UX: Design Strategies, Challenges & Opportunities

This article explores the current market of foldable smartphones, classifies their folding mechanisms, examines user‑experience postures and scenarios, and provides practical UX design guidelines—including readability, accessibility, continuity, and layout techniques—to help designers create effective foldable‑screen applications.

AndroidMobile UIUX design
0 likes · 17 min read
Unlocking Foldable Phone UX: Design Strategies, Challenges & Opportunities
Sohu Tech Products
Sohu Tech Products
Oct 19, 2022 · Mobile Development

Managing Complexity in Android Search UI: From MVC to MVI and Kotlin DSL Implementation

This article explains how to reduce UI complexity in Android by layering architecture, tracing the evolution from MVC through MVP and MVVM to MVI, and demonstrates a searchable interface built with Jetpack Navigation and Kotlin DSL, highlighting pitfalls of monolithic initView methods and proposing more reusable abstractions.

AndroidKotlinMVI
0 likes · 16 min read
Managing Complexity in Android Search UI: From MVC to MVI and Kotlin DSL Implementation
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 17, 2022 · Fundamentals

Understanding Gradle: Why Learn It, Its Features, and a Learning Roadmap

This article explains the importance of mastering Gradle for Android development, describes what Gradle and build tools are, outlines its historical evolution and key characteristics, and provides a practical learning path with resources and future topics such as tasks, lifecycle, dependency management, and plugin development.

AndroidGradleautomation
0 likes · 10 min read
Understanding Gradle: Why Learn It, Its Features, and a Learning Roadmap
Programmer DD
Programmer DD
Oct 17, 2022 · Information Security

Can Google’s Passkey Login Finally End Passwords?

Google’s new Passkey system, introduced in Android and Chrome, combines biometric verification with public‑key encryption to create a cross‑platform, phishing‑resistant login method that syncs across devices and promises to replace traditional passwords.

AndroidFIDOPasskey
0 likes · 4 min read
Can Google’s Passkey Login Finally End Passwords?
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Oct 14, 2022 · Operations

Understanding and Implementing Hungtask Detection in the Linux Kernel

The article explains Linux hung‑task detection, detailing both a system‑wide polling method that compares unchanged D‑state task context‑switch counts and a watchdog approach for critical processes, describes kernel implementations, analysis of real‑world hang cases, and emphasizes log analysis and parameter tuning to prevent system hangs.

AndroidLinuxhungtask
0 likes · 14 min read
Understanding and Implementing Hungtask Detection in the Linux Kernel
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 14, 2022 · Mobile Development

Using JVMTI to Monitor Memory Allocation and Release on Android

This article explains how to employ the Java Virtual Machine Tool Interface (JVMTI) in native Android code to record memory allocation and deallocation events, filter relevant classes, store logs efficiently with mmap, and integrate the agent from the Java layer for comprehensive memory‑leak analysis.

AndroidJVMTIMemory Monitoring
0 likes · 15 min read
Using JVMTI to Monitor Memory Allocation and Release on Android
Bilibili Tech
Bilibili Tech
Oct 14, 2022 · Mobile Development

Componentization and Modular Architecture Refactoring for a Mobile Video Editing App (B‑Cut)

The B‑Cut video‑editing app was transformed from a monolithic single‑project codebase into a component‑based modular architecture—introducing clear layers, Gradle‑driven unified configuration, independent library/application modules, strict dependency and resource conventions, and a fast‑compile system—thereby cutting build times, eliminating merge conflicts, and enabling reusable components across teams.

AndroidBuild OptimizationComponentization
0 likes · 36 min read
Componentization and Modular Architecture Refactoring for a Mobile Video Editing App (B‑Cut)
Baidu Geek Talk
Baidu Geek Talk
Oct 10, 2022 · Mobile Development

Thor Container Framework: Unified Java and Native Hook for Mobile Apps

Thor is a unified Android container framework that combines Java and native hooking into a lightweight, dynamically loadable module, ensuring backward compatibility, hot‑plug plugin deployment, fault‑tolerant operation, and cloud‑controlled toggling, while real‑world plugins for threads, I/O, privacy, and memory deliver measurable performance and stability gains.

AndroidDynamic PluginsHook
0 likes · 25 min read
Thor Container Framework: Unified Java and Native Hook for Mobile Apps
Sohu Tech Products
Sohu Tech Products
Oct 7, 2022 · Mobile Development

Lifecycle‑Aware Data Flow Collection in Android with collectAsStateWithLifecycle

The article explains how to use the collectAsStateWithLifecycle composable function in Jetpack Compose to collect Kotlin Flow data streams in a lifecycle‑aware manner, freeing resources when the app is backgrounded, and compares it with the traditional collectAsState API while providing code examples and migration guidance.

AndroidJetpack ComposeKotlin
0 likes · 9 min read
Lifecycle‑Aware Data Flow Collection in Android with collectAsStateWithLifecycle
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Sep 30, 2022 · Information Security

Analysis of Android Bluetooth Protocol Stack Vulnerabilities (CVE-2020-27024, CVE-2021-0918, CVE-2021-39805)

The article examines three Android Bluetooth stack flaws—CVE‑2020‑27024 in the SMP pairing protocol, CVE‑2021‑0918 in GATT notifications, and CVE‑2021‑39805 in L2CAP signaling—detailing their out‑of‑bounds memory errors, underlying code issues, and implications for future Rust‑based stack security.

AndroidBluetoothCVE
0 likes · 15 min read
Analysis of Android Bluetooth Protocol Stack Vulnerabilities (CVE-2020-27024, CVE-2021-0918, CVE-2021-39805)
iQIYI Technical Product Team
iQIYI Technical Product Team
Sep 30, 2022 · Mobile Development

Zero‑Second Startup: iQIYI Playback Kernel Performance Optimization and 5.0 Architecture

iQIYI’s new Playback Kernel 5.0 introduces a decoupled pre‑decode component that creates a single hardware (or software) decoder and supplies pre‑decoded frames to multiple player instances, cutting start‑up latency from roughly 400 ms to about 35 ms and enabling true “zero‑second” playback across a wide range of Android devices.

Androidcodecpre-decoding
0 likes · 10 min read
Zero‑Second Startup: iQIYI Playback Kernel Performance Optimization and 5.0 Architecture
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Sep 30, 2022 · Mobile Development

Understanding Property Animations in Jetpack Compose: animateColorAsState and Related APIs

This article explains how Jetpack Compose implements property animations by detailing the animateColorAsState function, its parameters, related animation helpers such as animateDpAsState and animateValueAsState, and the underlying Animatable, TargetBasedAnimation, and runAnimation mechanisms, complete with Kotlin code examples.

AndroidAnimation APIJetpack Compose
0 likes · 10 min read
Understanding Property Animations in Jetpack Compose: animateColorAsState and Related APIs
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Sep 29, 2022 · Mobile Development

Understanding Visibility Animations in Jetpack Compose: A Source‑Code Walkthrough

This article explores Jetpack Compose's visibility animation APIs by dissecting the AnimatedVisibility composable, its EnterTransition and ExitTransition parameters, the underlying Transition system, and related helper functions, while providing concrete Kotlin code examples and explanations of how each component works together to produce smooth UI effects.

AndroidCompose UIJetpack Compose
0 likes · 17 min read
Understanding Visibility Animations in Jetpack Compose: A Source‑Code Walkthrough
Sohu Tech Products
Sohu Tech Products
Sep 28, 2022 · Mobile Development

Understanding Android Image Compression: Fundamentals, Algorithms, and Luban Implementation

This article explains Android image compression fundamentals—including ARGB, bitmap memory, bit‑depth vs. colour‑depth, quality and sampling compression methods—then details the Luban algorithm, its shortcomings, proposed improvements, and the underlying Skia/Huffman/JPEG native implementation with code examples.

AndroidBitmapHuffman
0 likes · 27 min read
Understanding Android Image Compression: Fundamentals, Algorithms, and Luban Implementation
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Sep 27, 2022 · Mobile Development

Comprehensive Guide to Android ADB: Concepts, Setup, Commands, and Automation Scripts

This article provides a detailed introduction to Android Debug Bridge (ADB), covering its concepts, architecture, environment setup, common issues, command syntax, and practical automation examples using both shell scripts and Python, enabling developers to control devices, perform UI actions, and schedule tasks efficiently.

ADBAndroidMobile Development
0 likes · 20 min read
Comprehensive Guide to Android ADB: Concepts, Setup, Commands, and Automation Scripts
58 Tech
58 Tech
Sep 27, 2022 · Mobile Development

Startup Optimization Practices for 58.com App

This article details the systematic analysis and optimization of the 58.com Android app’s startup process, covering profiling, componentized task framework, delayed initialization, merging launch and home activities, layout improvements, monitoring tools, and results that achieved roughly a 50% reduction in cold‑start time.

AndroidComponentizationDelay Initialization
0 likes · 20 min read
Startup Optimization Practices for 58.com App
HomeTech
HomeTech
Sep 26, 2022 · Mobile Development

Implementing Full Data Collection on Android Using Gradle Plugin, Transform API, and ASM

This article explains how to build a full‑tracking solution for Android by creating a Gradle plugin that registers a Transform, leveraging the Transform API and ASM bytecode instrumentation to automatically inject analytics code into click events and lifecycle callbacks, while covering the underlying concepts, implementation steps, and deployment process.

ASMAndroidGradle Plugin
0 likes · 35 min read
Implementing Full Data Collection on Android Using Gradle Plugin, Transform API, and ASM
Baidu App Technology
Baidu App Technology
Sep 22, 2022 · Mobile Development

Thor Container Framework Introduction

The Thor Container Framework, created by Baidu for its App to meet Hook technology needs, offers standardized Java and Native Hook interfaces through an abstract layer, enabling lightweight, dynamically delivered plugins with hot‑swap capability, cloud‑controlled activation, and robust disaster‑recovery features, supporting use cases such as low‑end optimization, privacy compliance, OOM handling, and pipeline integration.

AndroidDynamic LoadingHook
0 likes · 22 min read
Thor Container Framework Introduction
Ctrip Technology
Ctrip Technology
Sep 22, 2022 · Mobile Development

Using OpenGL ES for Image Transition Effects in Mobile Video Editing

This article introduces the role of OpenGL ES in mobile video editing, explains why it is preferred over Vulkan, details the rendering pipeline and GLSL shader programming, and provides step‑by‑step Android code for implementing image transition effects and combining multiple transitions.

AndroidOpenGLShader
0 likes · 24 min read
Using OpenGL ES for Image Transition Effects in Mobile Video Editing
Xiaohongshu Tech REDtech
Xiaohongshu Tech REDtech
Sep 16, 2022 · Mobile Development

Optimizing Android AsyncLayoutInflater for Thread Safety and Performance

Xiaohongshu refactored Android’s AsyncLayoutInflater by introducing a configurable thread‑pool, safe object pools, and a singleton ViewCache, eliminating ArrayMap and LayoutInflater lock issues, which together yielded over 20% faster cold‑starts and page loads, demonstrating significant performance and business benefits.

AndroidAsyncLayoutInflaterMobile Development
0 likes · 9 min read
Optimizing Android AsyncLayoutInflater for Thread Safety and Performance
JD Cloud Developers
JD Cloud Developers
Sep 16, 2022 · Mobile Development

Mastering User Reach: SMS, Push, In‑App Banners & Widgets in Android

This article explains why user reach is essential for mobile apps and details practical implementations of SMS, push notifications, in‑app banners, and Android widgets, including configuration steps, common issues, and troubleshooting methods to improve delivery success and user experience.

AndroidMobile NotificationsSMS
0 likes · 22 min read
Mastering User Reach: SMS, Push, In‑App Banners & Widgets in Android
IEG Growth Platform Technology Team
IEG Growth Platform Technology Team
Sep 15, 2022 · Mobile Development

Understanding and Implementing MVI Architecture in Android Applications

This article introduces Google's recommended MVI (Model-View-Intent) architecture for Android, compares it with MVVM, explains the benefits of unidirectional data flow, and provides practical Kotlin implementations—including LiveData state handling, single-event management, and step-by-step code examples—to guide developers in adopting MVI in mobile projects.

AndroidLiveDataMVI
0 likes · 16 min read
Understanding and Implementing MVI Architecture in Android Applications
Coolpad Technology Team
Coolpad Technology Team
Sep 15, 2022 · Mobile Development

Implementing View‑Level Background Blur on Android: Open‑Source Solutions and Custom Approaches

This article examines the challenges of achieving view‑level background blur on Android, compares four implementation strategies—including open‑source libraries and custom AOSP modifications—analyzes their performance, compatibility, and visual quality, and provides code examples and practical recommendations for developers.

AndroidGraphicsSkia
0 likes · 19 min read
Implementing View‑Level Background Blur on Android: Open‑Source Solutions and Custom Approaches
Baidu Geek Talk
Baidu Geek Talk
Sep 14, 2022 · Mobile Development

How Baidu Boosted Android App Startup Using Perfetto and Auto-Instrumentation

This article details Baidu's comprehensive approach to improving Android app launch performance by evaluating existing tracing tools, selecting Perfetto, developing a Gradle-based automatic instrumentation plugin, handling trace collection and analysis with Trace Processor, and implementing automated detection of regressions, lock contention, and method-level CPU and wall‑time degradations.

AndroidInstrumentationPerfetto
0 likes · 28 min read
How Baidu Boosted Android App Startup Using Perfetto and Auto-Instrumentation
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Sep 14, 2022 · Mobile Development

Building a High‑Precision Full‑Chain Event Tracking System for Mobile Apps

This article presents a comprehensive, high‑precision, stable, and full‑link event tracking solution for iOS, Android, and H5 clients, detailing the shortcomings of traditional point‑tracking, the design of objects and a virtual tree (VTree), AOP‑based click handling, exposure tracking via VTree diffs, performance optimizations, refer‑based link tracing, and integration with H5/RN, all validated in the NetEase Cloud Music ecosystem.

AndroidFull‑Link TracingVTree
0 likes · 24 min read
Building a High‑Precision Full‑Chain Event Tracking System for Mobile Apps
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Sep 13, 2022 · Mobile Development

React Native Dynamic List Integration in Android RecyclerView

The paper presents a React Native‑based dynamic list solution that embeds an RN container inside Android RecyclerView ViewHolders, using data‑driven rendering and pre‑loaded offline bundles to achieve middle‑to‑upper performance, modest memory use, and sub‑0.01% error rates while preserving native first‑screen speed.

AndroidDynamicListMobileDevelopment
0 likes · 14 min read
React Native Dynamic List Integration in Android RecyclerView
Huolala Tech
Huolala Tech
Sep 6, 2022 · Mobile Development

Master Android Modular Routing with TheRouter: Features, Usage, and Migration

TheRouter is a Kotlin‑based, full‑stack solution for Android modular development that provides page navigation, cross‑module dependency injection, automatic initialization, dynamic actions, and remote route table updates, offering extensive configuration, code‑free reflection, and tools for migration, debugging, and performance optimization.

AndroidDependencyInjectionDynamicRouting
0 likes · 20 min read
Master Android Modular Routing with TheRouter: Features, Usage, and Migration
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Sep 6, 2022 · Mobile Development

Analyzing and Fixing CI Build Performance Degradation after Upgrading to JDK 11 in the Feishu Android Project

This article investigates why upgrading the Feishu Android project's CI build environment from JDK 8 to JDK 11 caused a 50% increase in build time, analyzes JVM, Gradle, and Docker interactions, and presents concrete JVM flag and environment‑variable solutions that restored parallelism and reduced build duration back to pre‑upgrade levels.

AndroidCIGradle
0 likes · 14 min read
Analyzing and Fixing CI Build Performance Degradation after Upgrading to JDK 11 in the Feishu Android Project
Baidu App Technology
Baidu App Technology
Sep 5, 2022 · Mobile Development

Automating Android Startup Performance: Perfetto Tracing, Gradle Instrumentation, and Automated Analysis

This article explains how to build a high‑precision Android startup performance pipeline by selecting the right tracing tool, extending Perfetto with custom Gradle instrumentation, handling edge‑case trace mismatches, and using Trace Processor’s Python API for automated wall‑time and CPU‑time regression detection.

AndroidGradleInstrumentation
0 likes · 30 min read
Automating Android Startup Performance: Perfetto Tracing, Gradle Instrumentation, and Automated Analysis
Bilibili Tech
Bilibili Tech
Sep 2, 2022 · Game Development

Multi-Channel Packaging for Android Game Distribution: Architecture, Implementation, and Optimization

The article presents a comprehensive approach to Android game multi‑channel packaging, combining independent SDK modules with a unified proxy layer and an apktool‑based merge of manifests, resources, and smali code, automated through scripted Jenkins pipelines, which resolves dex limits, resource conflicts, and cuts packaging time from over an hour to roughly twenty minutes.

APK ToolAndroidGame Packaging
0 likes · 17 min read
Multi-Channel Packaging for Android Game Distribution: Architecture, Implementation, and Optimization
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Sep 2, 2022 · Mobile Development

How We Halved App Startup Time: A Deep Dive into Android Launch Optimization

This article details a five‑month performance project that reduced the heart‑beat app’s average launch time from over eight seconds to around four seconds by dissecting cold‑start phases, optimizing Application initialization, streamlining the launch chain, and applying home‑page, lock, and monitoring strategies.

AndroidApp LaunchMobile Development
0 likes · 30 min read
How We Halved App Startup Time: A Deep Dive into Android Launch Optimization
Alipay Experience Technology
Alipay Experience Technology
Sep 1, 2022 · Mobile Development

How Alipay Optimizes Cold-Start Performance with Spider SDK and APM

Alipay’s client engineering team details a comprehensive approach to monitoring, measuring, and improving time‑consuming user experiences—especially cold‑start—by employing video frame analysis, ActivityTaskManager, extensive instrumentation, home‑page snapshot techniques, temperature control, patch‑APK injection, AOP‑based diagnostics, and the Spider SDK within a robust APM platform.

APMAndroidInstrumentation
0 likes · 21 min read
How Alipay Optimizes Cold-Start Performance with Spider SDK and APM
Top Architect
Top Architect
Aug 29, 2022 · Mobile Development

Understanding OkHttp: Request Flow, Dispatcher, Interceptors, Connection Reuse, and Design Patterns

This article provides a comprehensive overview of OkHttp, covering its overall request process, the role of the dispatcher, how application and network interceptors work, TCP connection reuse via the connection pool, idle‑connection cleanup, key advantages, and the design patterns employed in the framework.

AndroidConnection PoolDesign Patterns
0 likes · 15 min read
Understanding OkHttp: Request Flow, Dispatcher, Interceptors, Connection Reuse, and Design Patterns
Alipay Experience Technology
Alipay Experience Technology
Aug 22, 2022 · Mobile Development

How Alipay Engineers Built a Fine‑Grained Scheduling System for Mobile Apps

This article details Alipay's evolution from basic thread pools to a sophisticated, multi‑layered scheduling framework that balances UI responsiveness, task prioritization, and resource control across Android devices, while outlining the technical challenges and future directions of fine‑grained scheduling.

Androidperformance optimizationtask scheduling
0 likes · 13 min read
How Alipay Engineers Built a Fine‑Grained Scheduling System for Mobile Apps
Alipay Experience Technology
Alipay Experience Technology
Aug 11, 2022 · Mobile Development

Inject OpenGL Rendering into Android RenderThread Using drawFunctor

This article explains the background, principles, and implementation steps for using Android's drawFunctor to inject custom OpenGL rendering into the RenderThread, including C++ and Java code, handling state preservation, view transformations, context loss, and performance benefits demonstrated by memory and CPU usage comparisons.

AndroidGL injectionMobile Development
0 likes · 13 min read
Inject OpenGL Rendering into Android RenderThread Using drawFunctor
Xianyu Technology
Xianyu Technology
Aug 10, 2022 · Mobile Development

Enabling MIUI Long Screenshot in Flutter: Xianyu’s Non‑Intrusive Integration

This article details how Xianyu’s engineering team analyzed and adapted Xiaomi’s MIUI long‑screenshot capability for Flutter list pages, covering the problem background, system source investigation, scroll view detection, event proxy design, asynchronous channel and synchronous FFI communication, and performance results.

AndroidFFIFlutter
0 likes · 17 min read
Enabling MIUI Long Screenshot in Flutter: Xianyu’s Non‑Intrusive Integration
IEG Growth Platform Technology Team
IEG Growth Platform Technology Team
Aug 10, 2022 · Mobile Development

Introduction to the Shadow Android Plugin Framework

The Shadow framework, developed by Tencent, is an open‑source Android plugin solution that reuses independent app source code, employs zero‑reflection dynamic loading, minimizes host footprint, and provides detailed module architecture, component support, Flutter integration, and isolation mechanisms for stable, dynamic plugin development.

AndroidDynamic LoadingFlutter Integration
0 likes · 9 min read
Introduction to the Shadow Android Plugin Framework
Bilibili Tech
Bilibili Tech
Aug 5, 2022 · Mobile Development

Reducing Android Studio Sync Time by Disabling Jetifier and Migrating to AndroidX

By disabling Jetifier through a custom Gradle plugin, fully migrating all Support libraries to AndroidX, and adding CI guardrails to block legacy dependencies, the team cut Android Studio sync time by roughly two and a half minutes and improved incremental build speed by 28% without sacrificing build stability.

AndroidAndroidXBuild Optimization
0 likes · 15 min read
Reducing Android Studio Sync Time by Disabling Jetifier and Migrating to AndroidX
Baidu Geek Talk
Baidu Geek Talk
Aug 3, 2022 · Mobile Development

How Baidu App Shrinks Android APK Size with Advanced Resource Optimizations

This article details Baidu's multi‑step Android APK resource‑size reduction strategy, covering the structure of APK resources, built‑in AAPT2 optimizations, custom path and filename shortening, resource‑name collapsing, sparse entry encoding, image compression, duplicate‑resource handling, and the impact of AAB and Jetpack Compose on overall package size.

AAPT2APKAndroid
0 likes · 21 min read
How Baidu App Shrinks Android APK Size with Advanced Resource Optimizations
Baidu App Technology
Baidu App Technology
Aug 2, 2022 · Mobile Development

Baidu App Android APK Resource Optimization Practices

The article details Baidu App’s third‑stage Android APK size reduction, explaining the res/ and assets structure, reviewing AGP’s OptimizeResources, ShrinkResources and new flags, and describing a custom AAPT2‑based tool that shortens paths and filenames, removes extensions, collapses names, uses sparse encoding, integrates third‑party guards and image‑compression techniques to significantly shrink the package.

AAPT2APKAndroid
0 likes · 19 min read
Baidu App Android APK Resource Optimization Practices
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Jul 29, 2022 · Information Security

How Android’s Binder Uses SELinux to Enforce Secure IPC Permissions

This article examines Android’s Binder inter‑process communication mechanism, detailing how SELinux integrates with the /dev/binder driver, the role of ServiceManager as ContextManager, the definition of binder‑related permissions, and the kernel‑level security hooks that enforce SEAndroid checks during binder transactions.

AndroidBinderIPC
0 likes · 20 min read
How Android’s Binder Uses SELinux to Enforce Secure IPC Permissions
Dada Group Technology
Dada Group Technology
Jul 28, 2022 · Mobile Development

How to Shrink Android APK Size: Proven Strategies and Tools

This article details a comprehensive, step‑by‑step approach to reducing Android APK size—including library pruning, resource compression, class file optimization, and automated monitoring—to keep app packages lightweight and prevent size regression over successive releases.

APKAndroidApp Size
0 likes · 14 min read
How to Shrink Android APK Size: Proven Strategies and Tools
Java High-Performance Architecture
Java High-Performance Architecture
Jul 27, 2022 · Mobile Development

Build a Java‑Based Android E‑Commerce Live Streaming App with Zego SDK

This guide walks through creating an Android e‑commerce live‑streaming app using Java and the Zego real‑time audio‑video SDK, covering SDK integration, room creation, token generation, stream publishing and playback, and essential security considerations, with code snippets and practical implementation steps.

AndroidMobile DevelopmentZego SDK
0 likes · 10 min read
Build a Java‑Based Android E‑Commerce Live Streaming App with Zego SDK
37 Interactive Technology Team
37 Interactive Technology Team
Jul 27, 2022 · Mobile Development

Android APK Digital Signature: Purpose, Principles, and v1‑v4 Signing Schemes

Android APK digital signatures ensure app integrity and author authenticity by hashing files and signing with a private key, with four schemes—v1 (JAR‑style per‑file digests), v2 (whole‑APK block), v3 (key‑rotation support), and v4 (external .idsig for fast incremental installs)—each offering progressively stronger protection and installation speed.

APK signingAndroidMobile Security
0 likes · 16 min read
Android APK Digital Signature: Purpose, Principles, and v1‑v4 Signing Schemes
Sohu Tech Products
Sohu Tech Products
Jul 20, 2022 · Mobile Development

Understanding and Debugging Native Crashes on Android: Tombstone and Coredump Analysis

This article provides an in‑depth guide to analyzing Android native crashes, explaining common SIGSEGV types, interpreting tombstone logs, extracting register and memory information, using coredumps, and employing tools such as GDB, lldb, ASAN, HWASAN, and assembly inspection to trace and resolve crash causes.

AndroidAssemblyMemory analysis
0 likes · 39 min read
Understanding and Debugging Native Crashes on Android: Tombstone and Coredump Analysis
Sohu Tech Products
Sohu Tech Products
Jul 20, 2022 · Mobile Development

Common Android Development Pitfalls and Solutions: Soft Keyboard, Merge Tag, LinearLayout, and Fragment Issues

This article discusses several frequent Android development challenges—including hiding the soft keyboard after activity finish, proper use of the merge tag, LinearLayout weight handling, and numerous Fragment lifecycle pitfalls—providing practical solutions, code snippets, and best‑practice recommendations to improve app stability and UI behavior.

AndroidFragmentLifecycle
0 likes · 13 min read
Common Android Development Pitfalls and Solutions: Soft Keyboard, Merge Tag, LinearLayout, and Fragment Issues
Baidu Geek Talk
Baidu Geek Talk
Jul 20, 2022 · Mobile Development

How Baidu’s Dex Line‑Number Optimization Shrinks Android APKs by 8%

This article examines Android Dex DebugInfo line‑number optimization, detailing the structure of DebugInfo, existing solutions, Baidu’s mapping‑based approach, R8 and Alipay techniques, and the resulting APK size reduction, while also describing the end‑to‑end pipeline for line‑number retracing in production.

APKSizeReductionAndroidDEX
0 likes · 23 min read
How Baidu’s Dex Line‑Number Optimization Shrinks Android APKs by 8%
Baidu Geek Talk
Baidu Geek Talk
Jul 18, 2022 · Mobile Development

Baidu App APK Size Optimization: Fundamentals, Tools, and Practices

The article explains why reducing APK size improves download conversion and performance, then details a systematic, divide‑and‑conquer approach for Baidu App that trims Dex, resources, native libraries and ZIP overhead using tools such as R8, AndResGuard, ByteX, Booster and AGP, achieving a reduction from roughly 123 MB to 115 MB with up to 6 MB saved per batch and outlining plans to open‑source the utilities.

APK OptimizationAndroidDEX
0 likes · 17 min read
Baidu App APK Size Optimization: Fundamentals, Tools, and Practices
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Jul 15, 2022 · Mobile Development

Understanding User‑Space Locks on Android: Java, JUC, and Native Locks

The article explains Android’s user‑space locking hierarchy—from Java intrinsic and JUC locks to C++ std::mutex and pthread mutexes—detailing their internal structures, state transitions, and reliance on futex system calls for kernel‑level blocking, helping developers optimize synchronization across Java and native layers.

AndroidLocksReentrantLock
0 likes · 17 min read
Understanding User‑Space Locks on Android: Java, JUC, and Native Locks
Sohu Tech Products
Sohu Tech Products
Jul 13, 2022 · Mobile Development

Understanding Window, Insets, and WindowInsets in Android: Concepts, APIs, and Practical Usage

This article explains the fundamental concepts of Window, Insets, and WindowInsets in Android, describes the different inset types, demonstrates how to retrieve and apply them with modern AndroidX APIs, and provides practical Kotlin code examples for handling system UI elements such as status bars, navigation bars, and the soft keyboard.

AndroidAndroidXKotlin
0 likes · 10 min read
Understanding Window, Insets, and WindowInsets in Android: Concepts, APIs, and Practical Usage
JD Retail Technology
JD Retail Technology
Jul 13, 2022 · Mobile Development

How JDHybrid Offline Loading Supercharges Mobile App Performance

This article analyzes JDHybrid's offline loading architecture for Android and iOS, detailing mechanisms such as direct file loading, request interception, WKURLSchemeHandler, package generation, download tiering, preloading strategies, memory warm‑up, debugging tools, and performance monitoring that together boost first‑screen speed and reduce bandwidth during high‑traffic events.

AndroidHybridOffline Loading
0 likes · 39 min read
How JDHybrid Offline Loading Supercharges Mobile App Performance
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jul 7, 2022 · Mobile Development

Embedding Jetpack Compose in RecyclerView with ComposeView and Dispose Strategies

This article explains how to embed Jetpack Compose within an existing RecyclerView using ComposeView, examines the default DisposeOnDetachedFromWindow strategy, its impact on view recycling, and presents alternative composition strategies such as DisposeOnViewTreeLifecycleDestroyed and the newer pooling-aware strategy to improve performance.

AndroidComposeComposeView
0 likes · 11 min read
Embedding Jetpack Compose in RecyclerView with ComposeView and Dispose Strategies
JD Retail Technology
JD Retail Technology
Jul 6, 2022 · Mobile Development

R File Slimming and ID Inlining for Android Pluginized Applications

This article examines the problem of growing APK sizes caused by R.java files in JD.com's Android pluginized client, analyzes the feasibility of R file slimming, and presents a Gradle Transform and ASM‑based solution that inlines resource IDs, removes R files, and achieves 3‑5% size reduction without noticeable build‑time impact.

APK sizeAndroidGradle Plugin
0 likes · 12 min read
R File Slimming and ID Inlining for Android Pluginized Applications
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jul 2, 2022 · Mobile Development

Migrating from the Deprecated Transform API to AsmClassVisitorFactory in Android Gradle Plugin 7.x

This article explains why the Transform API is deprecated in AGP 7.0, introduces the new AsmClassVisitorFactory‑based API, compares code examples, discusses performance benefits and drawbacks, and provides guidance for migrating Android Gradle plugins to the newer variant and artifact system.

AndroidAsmClassVisitorFactoryBuild Performance
0 likes · 17 min read
Migrating from the Deprecated Transform API to AsmClassVisitorFactory in Android Gradle Plugin 7.x
OPPO Amber Lab
OPPO Amber Lab
Jun 29, 2022 · Information Security

Inside Android Bluetooth: Three Critical CVEs and Their Exploits

This article examines the complexity of the Bluetooth protocol stack, focusing on Android’s Host layer vulnerabilities, and provides detailed analyses of three critical CVEs—CVE‑2020‑27024 (SMP), CVE‑2021‑0918 (GATT), and CVE‑2021‑39805 (L2CAP)—including protocol overviews, code excerpts, and exploitation paths.

AndroidBluetoothCVE
0 likes · 13 min read
Inside Android Bluetooth: Three Critical CVEs and Their Exploits
HomeTech
HomeTech
Jun 21, 2022 · Mobile Development

Design and Implementation of an Automated IM Entry Inspection Tool for Mobile Apps

This article presents the design, technical selection, and system architecture of an automated IM entry inspection tool built with AutoJs for Android, detailing script stability strategies, dynamic script distribution, JSON and image comparison methods, and the achieved benefits and future enhancements for mobile app monitoring.

AndroidApp MonitoringAutoJs
0 likes · 14 min read
Design and Implementation of an Automated IM Entry Inspection Tool for Mobile Apps
Yang Money Pot Technology Team
Yang Money Pot Technology Team
Jun 21, 2022 · Mobile Development

Understanding Kotlin Coroutines: Continuations, Suspend Functions, and Practical Applications

This article explains how Kotlin coroutines work under the hood by turning callback‑based code into state‑machine continuations, demonstrates the role of the Continuation interface and suspend functions, and shows practical patterns such as suspendCoroutine, custom DSLs, and a PendingData utility for managing asynchronous UI flows like home‑page pop‑ups in Android.

AndroidAsyncContinuation
0 likes · 29 min read
Understanding Kotlin Coroutines: Continuations, Suspend Functions, and Practical Applications
Alibaba Terminal Technology
Alibaba Terminal Technology
Jun 21, 2022 · Mobile Development

How to Upgrade Android Target SDK from 28 to 31: Challenges, Solutions & Best Practices

This article explains why Android Target SDK versions act as a bridge between apps and the system, details Gaode Map's migration from Target 28 to 31, outlines the technical and privacy challenges involved, and provides concrete adaptation steps for storage, Bluetooth, location, package visibility, and other compliance requirements.

AndroidPermissionsTarget SDK
0 likes · 24 min read
How to Upgrade Android Target SDK from 28 to 31: Challenges, Solutions & Best Practices
Python Crawling & Data Mining
Python Crawling & Data Mining
Jun 21, 2022 · Information Security

Master Frida: Hook Android Apps with Advanced Techniques

This tutorial walks you through using Frida to hook Android applications, covering API basics, method interception, constructor and field manipulation, overload handling, dynamic class loading, and practical code snippets for both static and instance methods, all while emphasizing safe, educational use.

AndroidFridaHooking
0 likes · 19 min read
Master Frida: Hook Android Apps with Advanced Techniques