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140712 articles · Page 6899 of 7036
Aotu Lab
Aotu Lab
Jan 6, 2016 · Frontend Development

Mastering PhantomJS: From Installation to Powerful Web Automation and Screenshots

This guide introduces PhantomJS—a WebKit‑based headless JavaScript engine—covers its key capabilities such as page screenshots, web crawling, and automation, explains a common macOS installation issue with a “Killed: 9” error, and provides step‑by‑step commands to unpack and run the binary, plus a sample script for capturing website screenshots.

Headless BrowserPhantomJSWeb Automation
0 likes · 4 min read
Mastering PhantomJS: From Installation to Powerful Web Automation and Screenshots
Aotu Lab
Aotu Lab
Jan 6, 2016 · Frontend Development

Master CSS Transitions, Keyframes, and Steps for Dynamic Web Animations

This guide explains how to use CSS transitions for simple interpolated effects, keyframes for complex multi‑frame animations, and the steps() timing function for frame‑by‑frame control, covering practical use cases, code examples, and common pitfalls.

Frontendanimationstransitions
0 likes · 4 min read
Master CSS Transitions, Keyframes, and Steps for Dynamic Web Animations
21CTO
21CTO
Jan 6, 2016 · Fundamentals

Mastering Git Flow: Efficient Branching and Release Management

This article explains why teams should adopt Git, outlines its key advantages, discusses common version‑control challenges, and provides a detailed walkthrough of the Git Flow branching model—including production, develop, feature, release, and hotfix branches—plus practical command‑line examples and tool recommendations.

Command LineGitGit Flow
0 likes · 12 min read
Mastering Git Flow: Efficient Branching and Release Management
21CTO
21CTO
Jan 6, 2016 · Fundamentals

Master HTTP Caching: Using Last-Modified, ETag, Expires, and Cache-Control

This article explains how to effectively reduce server load and bandwidth by leveraging HTTP caching mechanisms such as Last-Modified, ETag, Expires, and Cache-Control headers, including practical servlet code examples and browser behavior details.

Cache-ControlCachingETag
0 likes · 5 min read
Master HTTP Caching: Using Last-Modified, ETag, Expires, and Cache-Control
Efficient Ops
Efficient Ops
Jan 5, 2016 · Information Security

How Apache Eagle Secures Hadoop: Real‑Time Big Data Threat Detection

Apache Eagle is an open‑source, distributed, real‑time security monitoring platform for Hadoop that combines stream‑processing, scalable policy enforcement, and machine‑learning user profiling to protect massive data assets across eBay’s production clusters.

Apache EagleBig DataHadoop
0 likes · 19 min read
How Apache Eagle Secures Hadoop: Real‑Time Big Data Threat Detection
21CTO
21CTO
Jan 5, 2016 · Backend Development

Unlocking Alibaba’s Alicom-Frame: DAO, Caching, Distributed Locks & More

This article introduces the Alicom‑Frame library from Alibaba’s Telecom Billing Refactor project, detailing its modular utilities such as flexible DAO with sharding support, method‑level caching, Diamond‑based configuration tools, distributed locks, and various helper classes, illustrating how they simplify backend development.

DiamondDistributed LockJava
0 likes · 11 min read
Unlocking Alibaba’s Alicom-Frame: DAO, Caching, Distributed Locks & More
21CTO
21CTO
Jan 5, 2016 · Backend Development

Inside Xiaomi Push Service: Architecture, Performance, and Lessons Learned

The article details Xiaomi Push Service's XMPP‑based protocol, multi‑layer server architecture, client SDK design, scalability measures, security mechanisms, performance metrics during the 11.11 promotion, major refactorings, and practical insights for building high‑throughput push systems.

PerformanceThriftXMPP
0 likes · 9 min read
Inside Xiaomi Push Service: Architecture, Performance, and Lessons Learned
21CTO
21CTO
Jan 5, 2016 · Mobile Development

How Alipay Wallet Optimizes Mobile Traffic and Power with Real‑Time Monitoring

An in‑depth look at Alipay Wallet’s mobile client monitoring system, detailing strategies for traffic and power optimization, comprehensive diagnostics, dynamic upgrades, AOP‑based instrumentation, and practical techniques for reducing data usage and battery drain on resource‑constrained Android devices.

AOPAlipay WalletAndroid
0 likes · 6 min read
How Alipay Wallet Optimizes Mobile Traffic and Power with Real‑Time Monitoring
21CTO
21CTO
Jan 5, 2016 · Frontend Development

How to Speed Up Your Website: Proven Front‑End Performance Hacks

This article explains why websites load slowly, outlines key factors such as compression, image optimization, removing unnecessary assets, progressive rendering, and async scripts, and shows how to measure improvements with tools like WebPageTest and Chrome DevTools.

Frontend OptimizationTTFBWeb Performance
0 likes · 10 min read
How to Speed Up Your Website: Proven Front‑End Performance Hacks
Architect
Architect
Jan 5, 2016 · Big Data

Apache Eagle: eBay’s Open‑Source Real‑Time Hadoop Data Security Platform

The article provides a comprehensive technical overview of Apache Eagle, an open‑source, distributed, real‑time security monitoring and alerting platform for Hadoop developed by eBay, covering its motivation, architecture, core components, machine‑learning based detection, typical use cases, and future development directions.

Apache EagleBig DataData Security
0 likes · 15 min read
Apache Eagle: eBay’s Open‑Source Real‑Time Hadoop Data Security Platform
Architect
Architect
Jan 5, 2016 · Mobile Development

Alipay Wallet Mobile Client Monitoring and Power/Traffic Optimization Practices

The article presents Liu Fukang’s technical sharing on building a comprehensive monitoring system for the Alipay Wallet mobile client, detailing resource constraints, AOP‑based diagnostics, dynamic upgrades, and specific strategies for reducing power consumption and network traffic.

AOPAlipayPower Optimization
0 likes · 5 min read
Alipay Wallet Mobile Client Monitoring and Power/Traffic Optimization Practices
Huawei Cloud Developer Alliance
Huawei Cloud Developer Alliance
Jan 5, 2016 · Fundamentals

Why NB‑IoT Could Redefine the Future of Cellular IoT Networks

This article examines the rise of NB‑IoT, compares the operator‑level NB‑IoT and unlicensed LoRa/Sigfox camps, explores potential killer applications, and predicts which players will commercialize the technology first, highlighting its strategic importance for the next generation of IoT connectivity.

Cellular IoTIoT applicationsNB-IoT
0 likes · 8 min read
Why NB‑IoT Could Redefine the Future of Cellular IoT Networks
ITPUB
ITPUB
Jan 5, 2016 · Backend Development

How Kuaidi Dache Overcame MongoDB Limits and Built Real-Time Monitoring

Facing explosive growth in 2013‑2014, Kuaidi Dache re‑engineered its ride‑hailing platform by partitioning MongoDB, replacing single‑queue NICs with multi‑queue, rewriting its long‑connection service with AIO, adopting Dubbo and RocketMQ for micro‑services, and building a Storm‑HBase real‑time monitoring and data synchronization pipeline.

MicroservicesMongoDBRide Hailing
0 likes · 15 min read
How Kuaidi Dache Overcame MongoDB Limits and Built Real-Time Monitoring