You probably know that there aremore than one shell availablefor Linux systems. Most Linux distributions use bash shell by default but you may install a different shell likezshor Fish shell. If your login shell
The.bashrcfile is aconfiguration filefor the Bash shell. Thefileconsists of commands, functions, aliases, and scripts that execute every time a Bash session starts onLinuxor macOS. The file allows customizing theshell environmentwith various functionalities, shortcuts, and visual tweaks. Understanding...
Dash stands for Debian Almquist Shell. It is a POSIX-compliant implementation of Bourne Shell. It replaces the /bin/sh in default scripts and provides better execution speed while consuming fewer resources. If you are using a Debian-based distro, you are already using Dash by default. You'd...
Linux has developed features that were eventually adopted by major operating systems.Linux is based on the earlier Unix system, which used the principle of modular design. In this type of system, the OS provides simple tools, while shell scripting and command language combine to perform complex ...
By disabling these by default, users and applications are protected against cryptographic attacks against these less secure algorithms. OpenSSH UX improvements for FIDO/U2F tokens Another mainstay of the Linux security ecosystem is OpenSSH, providing secure remote shell access to Linux systems. Seven ...
Red Hat Enterprise Linux (RHEL) 4.6+, 5, 6, 7, 8, 9 Exceptions: For System Is Not Booting cases Follow the directions in:"How to generate sos report from the rescue environment"for cases where the system is not booting or does not stay running long enough to generate an sos report ...
What is WSL 2?WSL 2 is the default distro type when installing a Linux distribution. WSL 2 uses virtualization technology to run a Linux kernel inside of a lightweight utility virtual machine (VM). Linux distributions run as isolated containers inside of the WSL 2 managed VM. Linux ...
commands directly to a shell by entering the commands at the command prompt. For example, Figure 1 shows a Terminal window in macOS. In this case, Z shell (zsh) is the active shell, which is now the default shell in macOS. Before that,bash(Bourne Again Shell) was the default shell. ...
At this point, the VM should be accessible over the SSH protocol. In order to connect to it, execute the command from the output: $ ssh -i /home/ubuntu/.config/openstack/sunbeam ubuntu@10.20.20.16 That’s it. You’re connected to the VM. You can use regular shell commands to execute...
keyboard shortcut that changes the font size everywhere in the editor. To increase the font size, pressAlt+Shift+Period. To decrease it, pressAlt+Shift+Comma. Also, there is now a font size indicator showing the current font size along with the option to revert it back to the default. ...