Linux, Ubuntu, Debian, Mint, CentOS Tutorials
Docker is supported by most Linux distributions. The installation of Docker on Linux distributions may be different according to the distributions versions. Install Docker For Ubuntu, Debian, Mint, Kali Ubuntu, Debian, Mint, and Kali all of them use very similar packages and repositories with the deb packet management system. The docker can be installed for … Read more
Linux provides different tools or command in order to search and find directories. The find command is the most popular and useful command to find directories in Linux. The find command can be used to search and find directories according to the path, name, name pattern, and related parameters. In this tutorial, we examine how … Read more
Linux strace command is used to debug and troubleshoot commands and executables by providing detailed information about the process execution. The strace command simply intercepts and records the system calls called by process or threads. Install strace Command The strace command is installed by default for some popular Linux distributions by default. But in some … Read more
The docker tag command is used to manage tags for the docker images. An image consists of multiple layers which can be derived by new other docker images. Tags are used to identify and track different images easily. Tags names should only use ASCII characters. The tags are registered the registry-1.docker.io in order to be … Read more
apt-get install command is one of the most useful commands for the deb-based distributions. The apt is a package manager mostly used by deb-based distributions. Deb-based distributions mean distributions using the deb packages like Debian, Ubuntu, Mint, Kali, etc. The “apt-get install” command is also used as “apt install” which provides the very same features … Read more
SELinux or Security Enhanced Linux provides extra security for Linux distributions. SELinux is generally installed on enterprise Linux distributions like Ubuntu Server, RHEL, CentOS, etc., and generally enabled by default. But this case may change according to different situations. SELinux provides 3 modes called Enforcing , Permissive and Disabled . In this tutorial, we explain … Read more
SELinux or Security Enhanced Linux is a Linux security module provided via the Linux kernel. The SELinux can be used to deny, and restrict the different types of access to processes, ports, networks, etc. The SELinux provides mainly access controls. SELinux is generally installed by enterprise-level Linux distributions like Ubuntu, RedHat, and CentOS and is … Read more
Linux and Unix operating systems use plain text for configuration etc. The Unix and MS-DOS text file formatting may have some differences which may require converting files. The MS-DOS which is Windows format used carriage return (CR) followed by Line feed (LF) are interpreted as a newline. But Linux and Unix only Line Feed (LF) … Read more
Linux processes access the whole root directory by default. But in some cases, some processes may be required to restrict access to only specified directories or paths. The chroot command is used to change the specified process root directory into a different and fake one. For example, if we want to restrict the bash the … Read more
Linux provides the fdisk command in order to manage disks, partitions, and file systems. The fdisk command is created for Unix and Linux systems but also ported into different operating systems like DOS, IBM OS/2, Windows *BSD, etc. In this tutorial, we examine the fdisk usage in Linux distribution to create partitions, set sector sizes, … Read more