Oct 23, 2025 · 6 min read · Permissions in Unix are an integral part of the operating system. You can see the details of all files in the current directory by using options -l and -a combinedly with ls command: ls -al Every file has an owner (also referred to as the user), a g...
Join discussionAug 19, 2025 · 3 min read · After an on-call shift at work, it took some real strength to pick up Day 2 of Sadservers.com puzzle, but I’m glad I mustered up the courage. Here’s how it went: The Problem Statement There's a huge web server access log at /home/admin/access.log, wi...
Join discussion
Apr 11, 2025 · 2 min read · Git BASH The operating system communicates with applications. The kernel is the core of the operating system, which connects with the hardware, e.g., Disk, CPU, Memory. GUI: Graphical User Interface. CLI: Command Line Interface. Bash ( Bourne Ag...
Join discussion
Jan 9, 2025 · 5 min read · UNIX is an operating system developed in the 1970s by Ken Thompson, Dennis Ritchie, and many others at AT&T Bells Laboratories. It is the backbone of many modern operating systems, such as Ubuntu, Solaris, Kali Linux, Arch Linux, etc. It is an operat...
Join discussion
Dec 17, 2024 · 2 min read · The nice command in Unix-like operating systems is used to launch a process with a modified scheduling priority, known as a “niceness value.” The niceness value affects how the kernel schedules CPU time for that process relative to others. How it wor...
Join discussion
Sep 26, 2024 · 2 min read · pwd (Print Working Directory): Displays your current directory (or folder) within the terminal. It's useful to know where you are within the file system. mkdir (Make Directory): Creates a new directory (or folder) in the specified location. ...
Join discussionSep 26, 2024 · 1 min read · touch: Creates an empty file if it doesn’t already exist or updates the last modified timestamp of an existing file. dir: Lists the contents of a directory, similar to the ls command. It's more common on Windows, but it also works in some Linux...
Join discussionJul 5, 2024 · 3 min read · Introduction/ Networking commands in Linux help to manage and troubleshoot network connections. These commands can check connectivity, configure network interfaces, resolve domain names and more. Let's explore these commands with simple explanations,...
Join discussion
Apr 30, 2024 · 8 min read · "Command Line Interface" (CLI) is a type of user interface that allows users to interact with a computer program or application by typing text commands in a terminal or console. The computer doesn't under English it only understands's and 1's. It's v...
Join discussionApr 30, 2024 · 4 min read · This blog is going to explain some of the commands used in UNIX-based operating systems.These commands are going to help execute software programs when we run in CLI. List of commands: man cd mkdir mv cp ls pwd rm chmod touch grep find ...
Join discussion