Advanced Ubuntu Server Performance Guide: How to Support Millions of Online Users?
How to add native CloudFlare DDNS functionality to Synology
Ubuntu multi-IP configuration fails after restart. How to fix it: Adding multiple IPs does not take effect and defaults to the original IP after restart.
How to add the content of the collection website in the super console of Apple CMS

Domain Registration NameSilo Find a cheap domain name for your website

Domain Registration Find cheap domain names for your website, hosting, email and SSL solutions available to build your online presence under one roof. Fewer than 15 registrars worldwide have more than 3 million active domain names. Namesilo is one of them. The cheapest domain name xyz is only $0.99, and Alipay is supported to anonymously register domain names to protect your privacy.

Hexo Blog Blog Framework

Fast, concise and efficient blog framework, Hexo, blog framework free blog. Deploy to GitHub Pages, Heroku or other platforms with just one command.

LetsMonitor Free SSL Certificate Monitoring

LetsMonitor.org is a free service that enables website certificate owners to receive alerts when their certificates are about to expire or are misconfigured. The service will send notifications to multiple contacts.
It is now possible to monitor HTTPS uptime and performance to ensure your site is encrypted and responsive.

General configuration of nextcloud network disk config file

General configuration of the config file of nextcloud network disk, forcibly enable Chinese pages, use APCu memory cache and Memcached data cache, php-GD to generate thumbnails, and use other software to generate large files over 50M, such as: ffmpeg. Thumbnails support video formats.

HSTS Header Preloading Detection Tool

HSTS header preload detection tool. If a site sends the preload directive in the HSTS header, the request is considered to be requesting to be included in the preload list and can be submitted via forms on this site.

SSL Labs SSL Testing Tool

Qualys SSL Labs test provides free SSL testing services. You only need to enter the website domain you want to test and you can get a very comprehensive SSL test report.

What is the difference between dnf and yum in centos8

yum and DNF are essentially programs that manage dependencies and software repositories, and then utilize RPM to actually install, download, and remove packages. DNF is the successor to yum, and its main difference from yum is that it uses some libraries from openSUSE's ZYpp package manager in an attempt to increase speed and improve other aspects