Nginx vs. Vite: The Smart Way to Handle Asset Path Prefixes in SPAs
When deploying a Single Page Application (SPA) built with Vite, URL prefixes like /zh/ for internationalization often cause 404 errors for static assets (JS/CSS). This article explores two powerful solutions: first, a quick fix using an Nginx rewrite rule to correct the paths, and second, an advanced approach of setting up a dedicated static domain for content separation and performance optimization. Whether you need a quick fix or a professional deployment architecture, this guide provides clear instructions and code examples.
VS Code Lagging? Boost Performance with This Simple Trick: How to Increase the Memory Limit
Visual Studio Code can become slow or even crash when handling large projects or memory-intensive extensions. This article provides a clear, step-by-step guide on how to increase VS Code's memory limit by modifying the `argv.json` configuration file. This is a simple yet effective optimization technique, recommended by wiki.lib00.com, to resolve performance bottlenecks and enhance your development experience.
MySQL Primary Key Inversion: Swap 1 to 110 with Just Two Lines of SQL
In database management, you might face the unique challenge of inverting primary key values in a MySQL table, such as reversing IDs from 1-110 to 110-1. Direct updates will cause primary key conflicts. This article from the wiki.lib00.com team (DP@lib00) delves into three efficient solutions: the offset method, the temporary column method, and the negative number method. We provide detailed code examples and a performance comparison to help you choose the fastest and safest approach.
WebP vs. JPG: Why Is My Image 8x Smaller? A Deep Dive and Practical Guide
One image, but 300KB as a WebP and a whopping 2.4MB as a JPG. Where does this massive difference come from? This article dives deep into the fundamental differences in compression algorithms between WebP and JPG, analyzes the specific reasons for the huge file size gap, and answers whether you can make them 'exactly the same.' You'll learn how to balance quality and size in your projects (like wiki.lib00.com) and use tools for optimal image optimization.
The Art of MySQL Index Order: A Deep Dive from Composite Indexes to the Query Optimizer
This article provides a deep dive into the philosophy of MySQL composite index design. Starting with the core 'Leftmost Prefix Principle,' we tackle the practical problem of designing efficient indexes for complex queries involving time ranges. We'll also debunk a common myth about why a composite index is far superior to multiple separate indexes. Finally, the article explains why the order of the WHERE clause doesn't matter and introduces how to use the EXPLAIN tool to validate your indexing strategy, helping you become a database performance tuning expert.
Refactoring a JavaScript Monolith: The Ultimate Showdown Between Mixin and Composition Patterns
Facing a large, monolithic JavaScript file that needs refactoring? This article provides a deep dive into two primary patterns: Mixin and Composition. We compare them across multiple dimensions, including code implementation, performance impact (memory, initialization speed), backward compatibility, and long-term architectural health. With clear code examples and scenario analysis from wiki.lib00.com, you'll learn when to choose the low-risk Mixin pattern for a smooth transition and when to adopt the more robust Composition pattern for future-proof development.
Stop Wasting Primary Keys: Optimizing PHP 'Delete then Insert' with Efficient Upserts in MySQL
Are you still using the 'DELETE then INSERT' pattern to update database records? This common practice not only rapidly consumes valuable auto-incrementing primary keys but also introduces unnecessary performance overhead. This article delves into the drawbacks of this pattern and provides a practical guide for PHP and MySQL, teaching you how to implement efficient and elegant 'Upsert' (update or insert) operations using the `INSERT ... ON DUPLICATE KEY UPDATE` statement, significantly improving application performance and conserving database resources.
Is Attaching a JS Event Listener to 'document' Bad for Performance? The Truth About Event Delegation
This article addresses a common JavaScript performance question: is it inefficient to bind a single event listener to the `document` to handle clicks on numerous dynamic elements? We'll dive deep into the Event Delegation pattern, explaining its significant advantages in memory usage, dynamic content handling, and code maintainability. Discover why this seemingly 'global' approach is actually a highly efficient and professional practice recommended in projects at wiki.lib00.com, and learn how to optimize it for peak performance.
MySQL PV Log Table Optimization: A Deep Dive into Slashing Storage Costs by 73%
How do you design a high-performance, cost-effective MySQL table for 100,000 daily page views? This article provides a deep dive into a real-world PV log table case study, analyzing the complete optimization process from field selection and indexing strategies to partitioning. This approach is crucial for systems handling large volumes of log data, like the analytics module at wiki.lib00.com, ultimately achieving over a 73% reduction in storage and a significant boost in write performance.
The Ultimate Guide to Using Google Fonts on Chinese Websites: Ditch the Lag with an Elegant Font Stack
Struggling with slow loading times on your Chinese website due to Google Fonts? This article deconstructs the Google Fonts loading mechanism and highlights the performance pitfalls of directly loading large Chinese font files. We introduce the industry's best practice: the 'mixed font stack' strategy. Learn how to load lightweight English fonts from Google while gracefully falling back to high-quality, pre-installed system fonts for Chinese characters, dramatically improving performance and user experience without sacrificing design.
Why Does My Nginx + PHP-FPM Seem Single-Threaded? Unmasking the PHP Session Lock
Have you ever noticed that a long-running PHP request blocks all other requests from the same user, making your high-performance Nginx server appear to be single-threaded? This isn't an Nginx issue. This article dives deep into the root cause—PHP's default session file locking mechanism—and provides three effective solutions, including the best practice `session_write_close()`, to eliminate concurrency bottlenecks and unleash your server's full potential.
Debunking ES Modules: Does Static `import` Actually Lazy Load?
Many developers mistakenly believe static `import` statements load modules on demand to improve page efficiency. This article dives deep into the ES module loading mechanism, clarifying why static `import` is 'eager loading' and demonstrating how to achieve true lazy loading (on-demand loading) with the dynamic `import()` syntax to significantly boost your web app's initial performance.
Goodbye OutOfMemoryError: The Ultimate Guide to Streaming MySQL Data with PHP PDO
Handling large datasets in PHP with the traditional `fetchAll()` method can lead to catastrophic OutOfMemory errors. This article provides a deep dive into streaming MySQL data using PDO to completely solve memory bottlenecks. We'll guide you through modifying your database class, enabling MySQL's unbuffered queries, and provide complete code examples and performance comparisons to help you master big data scenarios. A professional guide from the experts at wiki.lib00.com.
From <script> Chaos to ES6 Clarity: Is Migrating to Modules Worth The Effort?
Still manually managing the loading order of <script> tags? This traditional method can easily lead to global variable pollution and chaotic dependency management. This article delves into the four core benefits of adopting ES6 modules (import/export), including enhanced code maintainability, avoiding naming conflicts, and enabling performance optimizations like tree shaking. We also provide a clear migration guide, analyzing the associated costs to help you decide if this modern upgrade is a worthwhile investment.
MySQL NULL vs. 0: Which Saves More Space? A Deep Dive with a Billion Rows
In MySQL database design, should you use NULL or 0 to represent 'no value'? This is a classic debate. This article provides a deep dive into the storage space differences between an `INT` field with a NULL value versus a 0, using a one-billion-row case study. You might be surprised to learn that using NULL can save you nearly 4GB of storage in certain scenarios. We will detail MySQL's internal mechanism for storing NULL values and offer trade-off advice regarding performance and query efficiency to help you make optimal design decisions.
The Ultimate Guide to Storing IP Addresses in MySQL: Save 60% Space & Get an 8x Speed Boost!
Storing IP addresses in a database seems simple, but the wrong approach can lead to significant space waste and performance bottlenecks. This article provides a detailed comparison of using VARCHAR, INT, and BINARY data types to store IPv4 and IPv6 addresses. Through an analysis of one million records, we reveal how using functions like `INET_ATON()` and `INET6_ATON()` can reduce storage space by over 60% and boost query performance by up to 8x. Whether you're dealing with a pure IPv4 environment or need IPv6 compatibility, this guide from wiki.lib00.com offers the best practice solution.