15 things you need to know about the Linux Directory Structure

In the second chapter of our ‘Learn Linux’ series, today we learn about the Linux Directory structure. Every operating systems have certain hierarchy of directory for organizing the files as a way to help users keep track of where something can be found. Take a look at the File Manager shown below. Each folder serves… Continue reading 15 things you need to know about the Linux Directory Structure

Replacing String in Bash

Bash is a UNIX shell-compatible command process whose main task is to manipulate strings conducted in a shell environment. Programmers are at times called upon to work on different files. They can add, delete, and replace parts or the whole file to fit their work. This calls upon the knowledge of replacing string in bash.… Continue reading Replacing String in Bash

How to use htop command to monitor system processes in real-time

In today’s Terminal Tuts, we are going to present yet another powerful system process monitoring command ‘htop’, which in Linux is a command-line utility that enables users to interactively monitor important system processes in real-time. The command was developed by Hisham Muhammad 15 years ago as a replacement for its older brother, top, and was… Continue reading How to use htop command to monitor system processes in real-time

Everything about Daemons in Linux

Since the Linux operating system is characterized as a multitasking operating system, a daemon is, by definition, a program that continuously executes as a background process. In short, the execution of this process is not dependent on an active user’s system interaction. A normal system user cannot control the periodic execution of a daemon process.… Continue reading Everything about Daemons in Linux

How to Set and List Environmental Variables in Linux

In Linux, environment variables are dynamic named-values that function as a placeholder for stored information in the system used by command-line applications. Just like any other variable, it consists of two parts – a name and an associated value. Here is a quick look at the formatting of variables: KEY=value KEY=”this is also a value”… Continue reading How to Set and List Environmental Variables in Linux