Linux, Ubuntu, Debian, Mint, CentOS Tutorials
The scp command can copy files securely from the local system to the remote system via the network. During the copy from local to remote the transmitted data is encrypted which makes this copy secure. Also, specified local directories or files can be copied recursively to the remote system. In this tutorial, we will examine … Read more
Linux nohup command is used to run processes that ignore the SIGHUP signal. The SIGHUP is a signal used to send to a process and control it even the terminal is closed. By default, a process is stopped when the executing terminal or sessions is closed but by using the nohup command this can be … Read more
A typical Linux system runs different services in order to complete or run different tasks. This service number is much higher in Linux servers for providing services to the other users. Linux services are used to remote access, file share, web server, etc. In some cases, Linux services are called daemons. But how can be … Read more
CPU or Central Processing Unit is the core part of the computers. CPU mainly processes data that is provided from different sources. CPU provides a lot of different features for different processing needs. These features and information about the CPU can be listed by using different commands in Linux. /proc/cpuinfo File One of the most … Read more
Linux and its distributions provide the groups in order to manage and organize users. The most popular use case for the Linux groups is setting read, write, and execute privileges of the files and directories according to the group. By using Linux groups a file can be shared with the other group users by setting … Read more
Linux commands and executables heavily rely on shared libraries where a single shared library is generally used by multiple commands or executables even by other libraries. A shared library is a file that contains binary code in order to run Linux commands and executables properly. The shared means that the library can be used by … Read more
Linux distributions like Ubuntu, Debian, Mint, Kali, etc. use the deb packages and apt-get for package management. One of the most used package management commands is “sudo apt-get update”. If you are using a newer version the “sudo apt update” command is used. But what does the “sudo apt-get update” comman do? What Does “sudo … Read more
Linux files and directories have access to privileges or rights in order to allow or prevent different users. These permissions consist of reading, write, and execute in basic. There are also some extra permissions. The umask is the expression of these permissions in numerical or symbolic format and also the command which can be used … Read more
A symbolic link is a file that redirects into another file or folder. Symbolic links also called shortcuts in Windows operating system. Symbolic links provide the ability to put a single file or directory into multiple locations without copying. Symbolic links do not contain actual data where only provides a link to the actual data … Read more
Ubuntu and Debian use the apt repositories in order to download and install packages. Apt repositories provide the *.deb packages with their metadata information. Ubuntu and Debian provide official Apt repositories with a lot of packages. But in some cases 3rd party apt repositories can be used to install different software packages. The add-apt-repository command … Read more