Useful tips for everyday
How do I delete one audio track from an mp4? Drag-n-drop the mp4 file to the timeline, right click and choose “Detach Audio” to detach…
What is ETC OS release? The /etc/os-release and /usr/lib/os-release files contain operating system identification data. The basic file format of os-release is a newline-separated list…
What does the ln command do? The ln command is a standard Unix command utility used to create a hard link or a symbolic link…
What should I backup before switching iPhones? Photos and videos are some of the most precious things on your iPhone, so make sure they’re backed…
How do I switch from Wayland to X11? Luckily, Ubuntu comes with both Wayland and Xorg installed, and you can easily switch between both….Switch from…
How do I find FTP user permissions? Right-click the file icon and choose Properties from the shortcut menu. You see the FTP Properties dialog box.…
What does pwd mean in Shell? Print Working Directory pwd stands for Print Working Directory. It prints the path of the working directory, starting from…
How do I setup a wireless local area connection without internet? How to Access Router Settings Without Internet Connect one end of an Ethernet cable.…
How do I install multiple versions of gcc? Installing multiple GCC compiler versions on Ubuntu 20.04 LTS installing GCC-7 GCC-8. install GCC -9 repository. Install…
How do I find tcpdump PID? 5 Answers Run netstat -avnp and fetch the (the last column) Run ps -ef | fgrep and see what…