Filename completion is the feature of a Unix shell such as bash, csh, tcsh, ksh, etc which allows a user to type the name of a file or directory partially and press a key to fill out the rest. You need to type only enough of a file or directory name to make it unique, and … Read more
Linux is considered one of the best platforms for programming and development. Linux is just a kernel it is packed with other softwares to make a distribution. There are various Linux distributions are available for use some of them are optimized for a specific purpose like robotics, gaming, etc. So now you might think is … Read more
Most of the Linux system administration tasks such as the creation and removal of users, monitoring system resources, etc are usually carried out on a terminal. This always requires the knowledge of different commands and how they are used on a system. Webmin is an open-source, modern, web-based tool to manage and monitor your Linux … Read more
Many of you might familiar with the fact that Android is an operating system based on the Linux kernel. It is free and open-source, the source code of Android is known as Android Open Source Project (AOSP). In a Linux system, a terminal is a powerful tool that can be used for almost any task … Read more
Many Linux distribution uses their own package formats and packages management tools to install and manage software packages. For example, Ubuntu and other Debian-based distributions use .deb packages, similarly, RHEL and other RPM-based distributions use .rpm package format. We can not use the .deb file in RHEL or the .rpm file in Ubuntu. To download … Read more
The nslookup ( name server lookup ) command is used to get information from a DNS server. This information can include IP address details, MX record of a name server, etc. It is used for troubleshooting DNS-related problems on a system. This command usually works in two modes interactive and non-interactive modes. In interactive mode, … Read more
Ruby is a high-level, general-purpose, interpreted programming language. It is a dynamically typed language that supports multiple paradigms including procedural, functional, and object-oriented programming. Ruby was originally designed and developed in the mid-1990s by Yukihiro “Matz” Matsumoto in Japan. It is the language behind the Ruby on Rails framework. In this article, I will discuss … Read more
Rust (OR Rust-Lang) is a general-purpose, fast, and memory-efficient programming language which is developed by Graydon Hoare at Mozilla Research. Syntactically it is similar to C++ but it can guarantee memory safety by using a borrow checker to validate references. With no runtime or garbage collector, it can power performance-critical services, run on embedded devices. … Read more
The cat is one of the most frequently used commands in Linux which is used to print the content of a file on the standard output. This command is also used to create, append the content of one file to the end of another file, and view the content of a file. The tac command … Read more
There are multiple ways to create or remove directories in a Linux system. You can create it from GUI or using a terminal. Knowing how to create or remove directories using commands can be very useful because most Linux systems offer only a command-line interface to perform a task. I already explained how to use … Read more
