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Article Introduction：[PHP source code reading] strtolower and strtoupper functions, strtoupper. [PHP source code reading] strtolower and strtoupper functions, strtoupper string operation function, string case conversion is also a relatively common function, and its underlying implementation is relatively simple.

2016-07-12 comment 0  1376

Article Introduction：Create a data visual interface that combines aesthetics and efficiency. Designers should strive to create interfaces that are not only visually attractive, but also flexible and efficient. Data visualization should strike a balance between aesthetics and practicality. Dynamic Chart Library provides a practical solution for data visualization, allowing real-time updates, interactivity, and significantly reducing page loading time for a smoother user experience. There are a variety of dynamic chart libraries to choose from, each with its pros and cons, including HighCharts, PlotKit, d3.js, FusionCharts, Google Chart Tools, and Flot. These libraries range from simple, free to powerful and expensive. Dynamic chart library can process large amounts of data and supports various charts

2025-02-27 comment 0  530

Article Introduction：In Indiana Jones and the Great Circle, getting into the Vatican Museum is relatively simple. Here’s how you can do it:1. Find the Hidden PathLocate the Fence Gap: Near the Vatican Library door, look for a restricted area. On the left side, you’ll fin

2025-04-01 comment 0  349

Article Introduction：PHP is a programming language that has a relatively simple but versatile syntax, making it a great starting point for beginners. However, you might still be overwhelmed by the thought of implementing PHP code for the first time.

2024-11-04 comment 0  667

Article Introduction：PHP makes a simple template engine, PHP template engine. PHP makes a simple template engine, PHP template engine. The PHP template engine is a PHP class library. It can be used to separate PHP code and HTML code, making the code more readable and maintainable.

2016-07-12 comment 0  1134

Article Introduction：Simple and lightweight golang package for http requests. based on powerful net/http Grequest is inspired by the Request library for Python and Guzzle in PHP, the goal is to make a simple and convenient library for making http requests in go The lib

2025-01-07 comment 0  763

Article Introduction：Easiest Form Validation Library for PHPWhen dealing with form submissions in PHP, validating and sanitizing user input is crucial to ensure the integrity and security of your application. Here's a simple library that can help you achieve this with ea

2024-10-17 comment 0  659

Article Introduction：For cryptocurrency investors, the following 7 free market tools are the most popular and powerful: 1. Binance provides comprehensive market data such as real-time price, K-line chart and depth chart; 2. The Ouyi interface is simple and intuitive, supports the superposition and analysis of a variety of technical indicators and can create customized attention lists; 3. TradingView is a professional chart analysis platform, gathers global exchange data and provides a massive technical indicator library; 4. CoinMarketCap focuses on macro market data, such as total market value, currency ranking and exchange trading volume ranking, and provides portfolio tracking functions; 5. Huobi covers a wide range of currencies, provides real-time quotations and smooth K-line charts, while integrating industry information and research reports; 6. Gate.io uses massive currencies to massive currencies.

2025-07-09 comment 0  906

Article Introduction：PHP is suitable for web development and rapid prototyping, and Python is suitable for data science and machine learning. 1.PHP is used for dynamic web development, with simple syntax and suitable for rapid development. 2. Python has concise syntax, is suitable for multiple fields, and has a strong library ecosystem.

2025-04-18 comment 0  653

Article Introduction：Sending emails using PHP can be simple or complex, depending on the requirements. 1) Use the built-in mail() function to suit basic needs. 2) For more complex needs, it is recommended to use SMTP library such as PHPMailer to provide better control and functions.

2025-05-21 comment 0  447

Article Introduction：Virtual File System (VFS) simulates file system operations in unit tests, avoiding the hassle of cleaning temporary files. This article describes how to use the vfsStream library to simplify the testing of file system operations in PHP unit tests. First, we have a simple FileCreator class for creating files:

2025-02-14 comment 0  478

Article Introduction：Imagick PHP extension library details: Add text watermark to images This article will explain how to use PHP's Imagick extension library to add text watermarks to images. We will explore a variety of methods, including simple text overlay, creating transparent text watermarks using font masks, and more advanced text tiling techniques. Key points: Imagick is a powerful PHP extension library that can be used to process images, including adding text watermarks. Text watermarking can be achieved by creating an Imagick class instance, reading an image, setting the font properties using the ImagickDraw instance, and then adding text to the image using the annotateImage() method. There are many ways to add text

2025-02-25 comment 0  325

Article Introduction：Ten super cool jQuery time selector plugins to make your web page look new! Although date and calendar selectors are everywhere, time selectors are relatively few. It's time to let you see these excellent plugins! Update: March 24, 2016 Obsolete, damaged or deprecated plugins have been removed. The entire list was refreshed based on current design trends and standards, and some new plugins were added. jquery.timepicker Looking for simple and easy-to-use plug-ins? Inspired by Google Calendar, this jquery.timepicker plugin is a powerful library designed to make time input as natural as possible. Home/Demo | GitHub Wicke

2025-02-18 comment 0  605

Article Introduction：In PHP, cURL is suitable for projects that require underlying control and lightweight scenarios, and Guzzle is suitable for projects that pursue development efficiency and maintainability. 1.cURL is a built-in extension for PHP, suitable for scenarios where simple requests and no additional dependencies are required, but the code is cumbersome and error handling is complex; 2. Guzzle is a modern PHP library with good packaging, rich functions, and supports PSR standards, which is easy to integrate into large applications or frameworks; 3. The selection basis is project complexity: use cURL for simple scripts, and choose Guzzle when complex systems or advanced functions are required.

2025-07-11 comment 0  666

Article Introduction：Create beautiful charts with Vue.js and Chart.js Charts are an important part of modern websites and applications that help present information that is difficult to express in text and make otherwise difficult to understand data present in an easy to read and understand manner. This article will demonstrate how to create various types of charts using Chart.js and Vue.js. Chart.js is a simple and flexible JavaScript chart library that allows developers and designers to draw different types of charts using HTML5 canvas elements. Vue.js is a progressive JavaScript framework that we will use with Chart.js to demonstrate graph representation examples. We will use Vue CLI to

2025-02-16 comment 0  1052

Article Introduction：HeroQR: Your dream PHP QR code generation library. Are you still worried about QR code generation in PHP? Don't hesitate any longer! ?I am pleased to introduce you to HeroQR, an advanced open source PHP library designed to make QR code generation easy, powerful and flexible. Why choose HeroQR? HeroQR stands out for its customizability and ease of use. Whether you're a beginner looking for a simple QR code solution or an experienced developer in need of advanced features, HeroQR has what you need. Main Features of HeroQR HeroQR is designed to provide developers with powerful tools to create and customize QR codes. Here’s a quick overview of its standout features: Unparalleled customization with resizable additions

2025-01-15 comment 0  877

Article Introduction：Core points Gettext is a popular method for translation management of PHP websites, but it has a significant drawback: Apache caches translations, which means that unless the engine is restarted, updates to translated files will not be visible. This is especially problematic on shared hosting, as administrator privileges are often not available. Audero Shared Gettext is a PHP library that allows developers to bypass Apache's cache of translations loaded through the gettext() function. The library uses a simple trick to create a mirrored copy of the translation file, tricking Apache into thinking it as a new, irrelevant translation, thus avoiding caching issues. Audero Shared Gettext available

2025-02-22 comment 0  1277

Article Introduction：For beginners, Binance and Ouyi are both suitable entry-level platforms, but Binance has a slight advantage in entry-level friendliness. 1. Binance provides a simple and intuitive newbie model (Lite), and rich educational resources (such as Binance Academy) to help users start from the basics; 2. Ouyi is characterized by derivative trading and Web3 integration, suitable for novices interested in the decentralized field, but the functions are relatively complex; 3. The registration process of the two is similar, and both require KYC certification. Binance's KYC usually requires uploading documents and facial recognition, Ouyi's process is also similar and responding quickly; 4. In terms of trading experience, Binance and Ouyi both provide spot trading, a variety of order types and chart tools, and Binance's interface information is more concentrated, Ouyi has advantages in API trading; 5. Withdrawal flow

2025-07-01 comment 0  643

Article Introduction：Version control is a key link when managing PHP projects. Recently I was working on a Git-based PHP project and I encountered a problem: how to automatically generate and manage version numbers during development. This problem seems simple, but manual maintenance of the version number is not only cumbersome, but also prone to errors. After some exploration, I found a very useful tool - the sebastian/version library, which was easily integrated into the project through Composer, completely solving my troubles.

2025-04-18 comment 0  926

Article Introduction：The number of web applications in a single-page application architecture is increasing. This type of application loads the entire application into the browser as JavaScript. All interactions with the server are performed through an HTTP-based API that returns JSON documents. These applications often require some degree of user-restricted interaction, such as storing user profile details. Implementing this functionality in traditional HTML-based applications is relatively simple, but it is even more tricky in single-page applications that require authentication for each API request. This article will demonstrate a technique that uses the Passport.js library to implement social logins for multiple providers and thereby implement token-based authentication of subsequent API calls. All source code for this article is available from our Git

2025-02-16 comment 0  705