In Linux-like systems, a user can do anything like communicating with the system or opening up files using the terminal. Everything in the Linux system is represented as a file or directory. If we talk about the terminal, another term of this command-line interface is tty, which is short for “teletype”. The terminal is a […]

The “strace” is a Linux command-line utility that is a useful and powerful tool to capture, monitor, and troubleshoot the programs in a system. It records and intercepts the system calls, which is quite helpful when some program crashes and does not execute as expected. The “strace” command tool prints how the program operates and […]

In Linux, chmod is a built-in command that manages the access permission of file objects (files and directories). It can assign groups, users, and others to have permission for executing, reading, and writing permission on a certain file or directory. The number defined after chmod represents the permissions. The chmod 775 is an essential command […]

The “patch” is a command for adding patch files to source code or text files. It takes input as a patch file and applies differences to original files. We use the “diff” tool to get the difference. The “diff” is abbreviated as “differences” and is used to compare the content of two files and list […]

Linux-based systems provide multiple tools that help record and analyze system logs. Just like the “systemd”, which is a powerful tool used to collect logs from the sources in a binary format and allows the user to get the logs using command-line. The logs we discussed in the above section are the “Journal logs”. The […]

The script command is used to typescript or record all terminal processes. After running the script command, it begins recording everything that appears on the screen, including inputs and outputs, until it exits. If you don’t specify any argument, the “typescript file” will be created in the directory to save the terminal record. The script […]

We have already discussed in another tutorial about the Linux sha1sum command to check the file’s integrity. Similarly, on Linux systems, there are multiple checksums for the verification of messages, files, and data integrity. It is good to verify the operations when performed, like if you’re installing anything from the website, then to verify if […]

Suppose you want to run multiple curl requests concurrently for whatever reason, say 10 requests at the same time. How would you go about it? In this tutorial, we demonstrate how you can execute multiple curly requests concurrently. Run parallel requests using the xargs command The xargs command is a command in Linux and UNIX-like […]

The hostname is an identity of the system and is used by the networks to search the system. The “hostnamectl” is a Linux command that is used to set the hostname in the terminal without even opening and editing in the etc/hostname file of a system. Using the “hostnamectl” command, the user can edit the […]

Performing CRUD Operations in Linux are daily routine tasks like creating, reading, updating, and deleting a file or directory. This post will walk through a detailed guide on how to remove a directory in Linux from the terminal. Removing a directory in lynx is not as easy as removing a file. A directory may be […]