Linux, Ubuntu, Debian, Mint, CentOS Tutorials
The bash wait command is used to wait for a process that is generally running. The wait command mainly used with the processes ID which can be single or multiple. The wait command generally compared with the sleep. The wait command pauses the given processes until the start trigger but the sleep pause for the … Read more
Files are used for different purposes in Linux. The purpose can be storing data or setting some configuration or creating code or script for execution. There are different ways to create a file in Linux. In this tutorial, we will learn different ways to create files via command line or GUI for Linux distributions. List … Read more
Unix operating system provides different commands in order to rename single or multiple files. The Unix operating systems like FreeBSD, NetBSD, OpenBSD, macOS, HP-UX, Solaris, AIX provide the rename and mv commands in order to rename files. mv Command The mv command is created to move files and folders but it can work as a … Read more
Linux is a very flexible operating system that provides a lot of different actions. Searching text in multiple files in different ways is one of them. There are different commands that can be used to search multiple files in multiple directories. Search Text In Files The grep command is the most popular and useful command … Read more
Linux provides the mv command in order to move files and directories. The mv command can be also used for Unix, BSD even MacOSX operating systems in the same way. The mv command makes cuts to the specified files and directories and pastes them into the specified path. The move operation also called rename files … Read more
RPM-based Linux distributions like CentOS, RHEL, Fedora use the yum package manager in order to update, list, install and remove packages. Alternatively, the new command dnf is also adopted for these Linux distributions for package management. If we want to list installed packages in CentOS, RHEL or Fedora we can use yum or dnf commands. … Read more
Most of the modern operating systems provide the screen lock or screen saver for security reasons. Also, distributions like Ubuntu, Debian, CentOS, RHEL, Fedora provides the screen lock or screen saver by default. The screen saver term comes from the old times when the computer is not used some beautiful and interesting pictures are shown … Read more
Bash and bash scripts executed and terminated after execution. After the bash script execution is complete some information about the script is returned. This information is called exit status or exit code. The exit status or exit code can be also returned by using the exit command by using explicitly. Exit Status Every shell command … Read more
Directories or folders are used to store different items like files, directories, folder data, etc. While working with these items we may need to list them especially directories. There are different commands those can be used to list directories. In this tutorial, we will learn how to list directories in Linux. List Directories with ls … Read more
Operating systems like Windows, Linux, MacOS, etc. use the hosts file in order to store domain name/hostname IP relations. Simply the hosts file is used like a local DNS server where the hostnames resolved into IP addresses. These operating systems follow hosts file -> local DNS cache -> DNS server in order to resolve the … Read more