This article explains a systematic, waiting‑point‑based approach to enterprise Java performance tuning, covering load‑test design, analysis of existing versus new applications, hierarchical and technical waiting points, pool and cache sizing, and a back‑tuning workflow to achieve measurable improvements.
This article explains Vipshop’s multi‑layer monitoring architecture, detailing system‑level metrics, application‑level tracing with the Mercury platform, and business‑level KPI dashboards, while describing the data pipelines that collect, process, and alert on distributed logs to ensure reliable operations.
Huawei’s success stems from a long‑standing profit‑sharing system that treats knowledge as capital, distributes value through employee stock ownership, and aligns incentives with a culture of collective effort, driving the company from six founders to over 170,000 staff and billions in revenue.
The article explains how InnoDB’s auto‑increment handling changed after MySQL 5.1.22—from using a table lock to a lightweight mutex for predictable‑row inserts—and details the three innodb_autoinc_lock_mode settings, their impact on concurrency and replication, and related pitfalls such as non‑sequential IDs.
This article explains the purpose of architectural design in Android apps and provides a detailed comparison of MVC, MVP, and MVVM patterns, including their structures, advantages, drawbacks, code examples, as well as an introduction to AOP and practical development tips.
The article explains how MySQL replication parameters such as expire_logs_days, relay-log-recovery, and relay-log-info-repository affect binlog cleanup, SQL and I/O thread consistency, and why crashes can produce duplicate‑key errors, then offers configuration fixes including the critical relay‑log cleaning option and the super_read_only setting.
This article shares practical Erlang optimization techniques for game back‑ends, covering node architecture choices, efficient message broadcasting, caching strategies, process design, code conventions, automation, monitoring, and profiling tools to improve performance and maintainability.
This article details a step‑by‑step approach for transforming a modern Android phone application into a tablet‑optimized version within three months, covering UI redesign, activity‑to‑fragment conversion, multi‑process handling, task management, and practical code snippets for a robust Pad‑ification architecture.
The article applies Freud's conscious‑unconscious model to programming, describing four (and a possible fifth) stages of competence illustrated with real‑world examples, and argues that this psychological framework effectively explains skill development for developers.
Learn how to dramatically improve front‑end work efficiency by mastering time‑management plans, leveraging essential tools—from editors and Chrome DevTools to automation pipelines—and adopting new technologies like ES6, all illustrated with practical examples and actionable tips.
This article details a practical approach to constructing a large‑scale documentation platform using Athena’s front‑end tooling, component‑based EJS templates, and a three‑state fixed navigation system, while also discussing the pitfalls of over‑modularization and alternative conversion methods.
This article introduces the concept of basic quality within a product competitiveness model, outlines key evaluation dimensions such as functionality, performance, compatibility, and security, and provides step-by-step guidance on defining metrics, selecting testing methods, and quantifying results, especially for mobile applications.
The article explains why telecom operators must adopt an evolutionary SDN migration path, outlines practical steps such as small‑scale trials and centralized path computation using PCE, and details the supporting protocols like BGP‑LS and PCEP for seamless coexistence with legacy networks.
This article explains Software Defined Networking (SDN) as a software‑driven overhaul of traditional IP networks, highlighting its ability to separate control and forwarding, simplify management, accelerate service deployment, and transform networks into programmable platforms akin to an Android system for networking.
This article shares Cookpad’s practical experience with microservices, covering service granularity, RESTful integration, parallel processing, fault tolerance, testing strategies, logging, Docker‑based deployment pipelines, and company‑wide support mechanisms that together improve development speed and reliability.
This article describes how to create and maintain technical documentation collaboratively by writing source files in reStructuredText, hosting them on GitHub, and publishing them with ReadTheDocs, highlighting the workflow, benefits, and multi‑device accessibility demonstrated in a training session.
Discover six powerful techniques—including B‑tree and bitmap indexes, materialized views, result‑set caching, and clever query rewrites—to dramatically reduce logical reads and accelerate Oracle's SELECT COUNT(*) performance, with step‑by‑step examples and measurable improvements.
This article outlines practical CI/CD and DevOps guidelines for startups, covering application management standards, branch strategies, code review tools, directory layout, permission controls, configuration change processes, release policies, logging practices, and automated deployment using tools like Git, Jenkins, and Ansible.
Vipshop’s three‑tier monitoring system—covering system, application (Mercury), and business layers—collects and analyzes logs from distributed components, providing real‑time metrics, slow‑call detection, error tracing, and configurable alerts to help engineers quickly pinpoint and resolve performance issues.
Uber’s CTO Thuan Pham revealed at a Chinese tech salon how the company’s global architecture, data‑center strategy, cloud partnership with Baidu, anti‑fraud machine‑learning models, map localization and big‑data analytics together enable a unified yet locally adapted ride‑sharing platform across China and the world.
