Useful tips for everyday
How do I whitelist an IP address in ssh? Whitelist IP Address Connect to your server via SSH as the ‘root’ user. Run the following…
How do you fix DNS failure? You can potentially fix DNS issues by troubleshooting your current connection, flushing the DNS cache, disabling extra connections, changing…
How do I put my GPU in performance mode? Change your default GPU to a high-performance graphics card: Right-click anywhere on your desktop. Click NVIDIA…
How copy files from remote server to remote server ansible? How to Copy files between remote hosts in ansible The Index. The Plan / The…
How do you create a file in a shell script? How to create a file in Linux from terminal window? Create an empty text file…
Why does my screen keep waking up? If you’ve noticed that your phone’s screen is turning on without you touching the phone—or whenever you pick…
Can GitLab be self-hosted? Okay — GitLab isn’t really your own self-hosted GitHub. GitLab is awesome. It’s featured packed, and it does nearly everything that…
What is the difference between ctags and cscope? ctags can be used to take you to the definition of a variable (e.g., a function, variable,…
Can the rm command delete multiple files at once? To delete multiple files at once, use the rm command followed by the file names separated…
How to limit who can Su to root? It can be done with ‘sudo’, given the /etc/sudoers config entries mentioned above. However, this alone doesn’t…