كتاب مجانى مفيد جدا اذا كنت تنوى دراسة الشبكات و التعرف عليها او دراسة الشهادات المهنية من سيسكو او لينوكوس أو مايكروسفت أو غيرها…
As an old Linux user, I used to hate Gnome 3/Gnome shell look. It as too much for a desktop environment. If you want just a fast and simple desktop, so gnome-flashback is one of them. First, enable yselkowitz copr repository $ sudo dnf copr enable yselkowitz/gnome-flashback Then install…
If you didn't setup SMTP for Ghost and lost your password, you can configure an external SMTP to receive the Password reset email, or reset the password using MYSQL. Setting up MailGun MailGun a powerful service that you can setup as an alternative to setting up an SMTP service on…
To get SSL information using the command line, you can use openssl s_client , cURL, or Nmap. These are useful to check, verify and diagnose SSL issues from the command line: cURL: curl -Iv https://apple.com -I for the header, and -v for verbose OpenSSL: openssl s_client -showcerts…
One of the main factors of website optimization is to reduce pages size by compressing images, high-quality images with big sizes can reduce the website or pages speed, especially that many of web users are using mobile devices with 3G connection. Website speed is one of the main factor in…