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143084 articles · Page 6717 of 7155
Alibaba Cloud Developer
Alibaba Cloud Developer
Jun 15, 2017 · Artificial Intelligence

How Alibaba’s Mixed Logistic Regression Revolutionizes CTR Prediction

This article explains the technical background of click‑through‑rate (CTR) prediction, critiques traditional linear models, introduces Alibaba’s Mixed Logistic Regression (MLR) algorithm with its advanced features and large‑scale distributed implementation, and reviews its successful deployment and remaining challenges in advertising systems.

AdvertisingCTR predictionMLR
0 likes · 13 min read
How Alibaba’s Mixed Logistic Regression Revolutionizes CTR Prediction
DevOps
DevOps
Jun 14, 2017 · Operations

A Historical Overview of DevOps Evolution

This article traces the evolution of DevOps from its early roots in agile development and the challenges faced by developers and operations teams, through community formation, industry adoption, and the rise of cloud‑native technologies that have shaped modern continuous delivery practices.

CloudNativeContinuousDeliveryOperations
0 likes · 7 min read
A Historical Overview of DevOps Evolution
Efficient Ops
Efficient Ops
Jun 14, 2017 · Operations

Scaling Alibaba's Operations: Inside StarAgent, Qingteng & Normandy

This article details Alibaba's evolution of its operations platform, describing the design, features, and performance of StarAgent, the Qingteng P2P file distribution system, and the Normandy application‑deployment platform, highlighting how these tools enable high‑availability, automation, and massive scalability across global data centers.

AlibabaAutomationOperations
0 likes · 13 min read
Scaling Alibaba's Operations: Inside StarAgent, Qingteng & Normandy
21CTO
21CTO
Jun 14, 2017 · Big Data

How Apache Kylin Supercharges Big Data Analytics with Pre‑Computed Cubes

Apache Kylin is an open‑source, distributed OLAP engine built on Hadoop that uses pre‑computed cubes to deliver sub‑second, high‑concurrency SQL queries on massive datasets, integrates with popular BI tools, offers a modular architecture, recent 1.5.x enhancements, and extensive deployment options.

Apache KylinHadoopOLAP
0 likes · 17 min read
How Apache Kylin Supercharges Big Data Analytics with Pre‑Computed Cubes
Node Underground
Node Underground
Jun 14, 2017 · Backend Development

Why Node.js v8.x’s async/await Can Boost Performance by Up to 50%

Node.js’s rapid v8.x releases introduce async/await, async_hooks, util.promisify and other core updates that can boost performance up to 50%, simplify asynchronous monitoring, and replace third‑party Promise libraries, urging developers to upgrade from older versions while staying mindful of stability.

Async/AwaitNode.jsPerformance
0 likes · 4 min read
Why Node.js v8.x’s async/await Can Boost Performance by Up to 50%
Model Perspective
Model Perspective
Jun 14, 2017 · Fundamentals

How LEGO Car Rally Turns 6th Graders into Young Engineers

A project‑based LEGO Car Rally program teaches sixth‑grade students core physics, math and industrial design concepts through hands‑on car building, allowing repeated failure and success while replacing traditional exams with performance‑based assessment.

LegoProject-Based LearningSTEM education
0 likes · 4 min read
How LEGO Car Rally Turns 6th Graders into Young Engineers
Programmer DD
Programmer DD
Jun 14, 2017 · Backend Development

Mastering Spring Batch: Read & Write Flat Files (XML, CSV, TXT)

This tutorial walks through using Spring Batch to read and write flat files—including CSV, TXT, and XML—by configuring Maven dependencies, setting up a Spring Boot project structure, and implementing FlatFileItemReader, FlatFileItemWriter, and custom ItemProcessor components with concrete code examples.

CSVSpring BatchXML
0 likes · 8 min read
Mastering Spring Batch: Read & Write Flat Files (XML, CSV, TXT)
Hujiang Technology
Hujiang Technology
Jun 14, 2017 · Mobile Development

New Features and Improvements in Swift 4

This article comprehensively outlines Swift 4’s new syntax, language enhancements, standard‑library updates, performance improvements, and Xcode 9 build‑system changes, providing code examples and explanations to help iOS developers adopt the latest features in modern app development.

LanguageFeaturesSwiftSwift4
0 likes · 21 min read
New Features and Improvements in Swift 4
ITPUB
ITPUB
Jun 14, 2017 · Information Security

Top HTTPS & HTTP/2 Errors and Practical Fixes

This guide compiles common HTTPS and HTTP/2 deployment problems—such as Let’s Encrypt validation failures, certificate transparency errors, SNI incompatibility, cipher‑suite misconfigurations, and mixed‑content issues—and provides concise, actionable solutions with reference links for each case.

HTTP/2HTTPSTLS
0 likes · 8 min read
Top HTTPS & HTTP/2 Errors and Practical Fixes
ITPUB
ITPUB
Jun 14, 2017 · Databases

Why Oracle Data Pump Export Skews Sequence Values and How to Resolve It

This article explains why exporting a schema with Oracle Data Pump can leave a table's primary‑key sequence behind the actual data, demonstrates the problem with a live test, and provides a step‑by‑step fix by resetting the sequence to the maximum key value.

Data PumpImportOracle
0 likes · 5 min read
Why Oracle Data Pump Export Skews Sequence Values and How to Resolve It
Tencent Advertising Technology
Tencent Advertising Technology
Jun 14, 2017 · Big Data

Techniques for Handling Large-Scale Competition Data: Sampling, Feature Processing, and External‑Memory Learning

This article presents practical strategies for processing massive competition datasets—including down‑sampling, streaming feature extraction, external‑memory learning, and tool recommendations—to overcome memory constraints and improve model building efficiency.

data samplingexternal memory learningmachine learning tools
0 likes · 4 min read
Techniques for Handling Large-Scale Competition Data: Sampling, Feature Processing, and External‑Memory Learning
Architecture Digest
Architecture Digest
Jun 14, 2017 · Backend Development

Techniques for Achieving High Concurrency: Optimistic Lock, Read‑Write Splitting, CDN, Caching, and Load Balancing

The article explains how high‑concurrency systems can be built by decomposing workloads through optimistic locking, read‑write database splitting, resource separation with CDN acceleration, dynamic‑to‑static conversion, caching, and load‑balancing strategies, providing practical code examples for each technique.

CDNHigh ConcurrencyRead-Write Splitting
0 likes · 6 min read
Techniques for Achieving High Concurrency: Optimistic Lock, Read‑Write Splitting, CDN, Caching, and Load Balancing
网易UEDC
网易UEDC
Jun 14, 2017 · Product Management

Mastering User Guidance: Boost Adoption and Reduce Friction

The article explains what user guidance is, why it matters for both users and products, outlines its three essential elements, discusses trigger point selection, categorizes guide types and formats, and offers practical tips on strength, frequency, and best‑practice considerations to improve product adoption.

Product DesignUXfeature adoption
0 likes · 13 min read
Mastering User Guidance: Boost Adoption and Reduce Friction
Continuous Delivery 2.0
Continuous Delivery 2.0
Jun 14, 2017 · Product Management

Scrum‑Based Project Management and Estimation Practices in Nokia’s Mobile Development Team

The article recounts a Nokia mobile‑software project where a newly appointed agile consultant analyses the company’s Scrum adoption, team structure, user‑story splitting, point‑based estimation, and the exclusion of testing and code‑review effort to improve planning and delivery for a ten‑month, 200‑person product development effort.

Team Structureestimationscrum
0 likes · 11 min read
Scrum‑Based Project Management and Estimation Practices in Nokia’s Mobile Development Team
Alibaba Cloud Developer
Alibaba Cloud Developer
Jun 14, 2017 · Mobile Development

How Sophix Redefines Android Hotfix: Non‑Intrusive Code, Resource & SO Updates

This article chronicles Alibaba's multi‑year journey in Android hot‑fix technology, compares early solutions like Dexposed, AndFix and others, and details Sophix's non‑intrusive design that unifies code, resource and native library patching while maintaining compatibility, security and ease of use across Android versions.

AndroidCode ReplacementHotfix
0 likes · 21 min read
How Sophix Redefines Android Hotfix: Non‑Intrusive Code, Resource & SO Updates
Qunar Tech Salon
Qunar Tech Salon
Jun 14, 2017 · Fundamentals

In‑Depth Analysis of Java ThreadPoolExecutor and Thread‑Pool Mechanisms

This article revisits Java thread pools, explains the concept of pooling, details the structure and parameters of ThreadPoolExecutor, describes its execution flow, rejection policies, hook methods, lifecycle states, and offers guidance on sizing and extending thread pools for real‑world applications.

JavaThread PoolThreadPoolExecutor
0 likes · 8 min read
In‑Depth Analysis of Java ThreadPoolExecutor and Thread‑Pool Mechanisms