Useful tips for everyday
How install VirtualBox in Kali Linux? Below are the steps you need to install VirtualBox 6.1 on Kali Linux / Linux Mint 19. Step 1:…
How do I change my background on XFCE? Change wallpapers in Xfce You can change the desktop background from your custom collection or the defaults…
How do I change file descriptor limit? To increase the file descriptor limit: Log in as root. Change to the /etc/security directory. Locate the limits.…
What does XRandR do on the command line? xrandr is a command-line tool to interact with the X RandR extension [see x.org, wikipedia], which allows…
Can you compile CPP with gcc? GCC recognizes files with these names and compiles them as C++ programs even if you call the compiler the…
Why is Kali Linux not opening after installation? Install Graphics drivers. First of all, install Kali Linux using a graphical installer. After the installation has…
How does WHOIS command work? WHOIS is a TCP-based query and response protocol that is commonly used to provide information services to Internet users. It…
How do I flip a row in Excel? How to flip rows in Excel Use the Paste Special > Transpose feature to convert columns to…
How do you rename a directory in Linux? The procedure to rename a folder or directory on Linux: Open the Terminal application. Type the following…
What is udev Ubuntu? Udev is the device manager for the Linux 2.6 kernel that creates/removes device nodes in the /dev directory dynamically. It is…