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EXT4 (Extended Filesystem Fourth Generation) is a journaling filesystem under Linux, which is currently stable, but received some direct I/O performance improvement patches in the Linux 6.3 merge window, improving write speed . The patch comes from Huawei engineer Zhang Yi, who adjusted the EXT4 system of Linux 6.3 in the latest patch , allowing […]

introduce MySQL is an open source database management system usually installed as part of the popular LAMP (Linux, Apache , MySQL , PHP/ Python /Perl) stack. It uses a relational database and SQL (Structured Query Language) to manage its data. The short version of the installation is simple: update your package index, install the package

1. Recommended bandwidth for audio and video conferences Audio- only in meetings Sending audio requires at least 60 Kbps.​ Turn on video in a meeting Mobile The recommended bandwidth for high-quality video conferencing is 1 Mbps and above.​ Desktop and web version The recommended bandwidth for high-quality video conferencing is 2 Mbps and above.​ meeting

Write the code for setting cookies to the front Write it in front of the header function of php, if there is html code, please also write it in front of the output of html code. … The post php delete or set cookie does not take effect problem first appeared on Lenix Blog .

Tencent officially announced that QQ Linux version 3.0 has been launched on the QQ official website, and said that this large-scale version reconstruction and update not only realized a new architecture, but also added many special features that meet the daily needs of Linux users. Download address: https://im.qq.com/linuxqq/index.shtml According to the announcement, the QQ Linux

C# 11 is now released. “With each release, the community has become increasingly engaged, contributing everything from suggestions, insights, and bug reports to entire feature implementations. This really is C# for everyone,” the announcement said. Some of the highlights of the new release include: UTF-8 String Literals By default, C# strings are hardcoded as UTF-16,

Google Translate suddenly announced its withdrawal from China, which has brought inconvenience to many users who are accustomed to using the right-click menu in the browser and then selecting “Translate to Chinese” for webpage translation operations, because now it is impossible to directly obtain translation results. It can only be an error message. How to

PHP 8.2 released! PHP 8.2 brings type system improvements for performance and fine-grained type safety, readonly classes, sensitive parameter editing support, a new random extension, and many new features, as well as several changes aimed at simplifying and modernizing the PHP language, such as: Readonly classes Disjunctive Normal Form (DNF) types New independent types: null,

After 3 years, Linux QQ ushered in a new upgrade based on the NT architecture. Starting today (December 7), the new Linux QQ has officially started its public beta . Download link: deb | rpm |AppImage It should be noted that the new Linux QQ only supports the x64 architecture for the time being, and

Since Android 12, Google has brought Rust language support in the Android system. As an alternative to C/C, their goal is not to convert existing C/C codes into Rust, but to write new ones. The code is developed in Rust language. By integrating more and more Rust code into its Android operating system, Google’s efforts

Axios , Promise-based HTTP client, can work in the browser and can also be used in node.js. Function: Create XMLHttpRequest from browser Create http requests from node.js Support Promise API Intercept requests and responses Transform request and response data cancel request Automatically convert JSON data Client support to prevent XSRF attacks Sample code: Execute a

PHP 7.4, the last release in the PHP 7.x series, reached its end-of-life date today. This essentially means that no bug or security fixes will be made to any PHP 7 releases . PHP 7.0.0, the first version in the PHP 7.x series, was released in December 2015 and brought several major improvements to the

Progressive web applications (PWAs) are web applications that use service workers , manifests , and other web platform features combined with progressive enhancement to provide users with an experience equivalent to a native application. PWAs offer users many advantages – including installable , incrementally enhanced , responsive design , re- engageable, linkable , discoverable ,