awk Command in Linux
awk is a powerful text-processing tool used for manipulating data and generating formatted reports. It’s particularly useful for extracting specific information from text files, performing calculations, and transforming data into desired formats. Here is the awk syntax Linux: awk [options] 'selection_criteria {action}' input-file > output-file awk Options: action: The code to be executed when the […]
Linux Check Memory Usage
Monitoring memory usage is crucial for maintaining optimal system performance and troubleshooting issues. By understanding memory metrics such as total, used, free, cached, and swap memory, you can identify potential bottlenecks, optimize resource allocation, and ensure system stability. Here are the two methods of Linux Check Memory Usage: GUI: Using the GNOME-System-Monitor tool by accessing […]
make: command not found Error in Ubuntu
To solve the “make: command not found” error in Ubuntu, you need to install the make utility which is a powerful command line tool for automating building software from source code. Since Ubuntu does not include the make tool by default, getting the make: command not found error after running the make command indicates that […]
Windows Install Chocolatey
Chocolatey is a powerful tool that simplifies software management on Windows. Instead of hunting down installers and dealing with complex setups, Chocolatey lets you install, update, and uninstall software with simple commands. There are two methods to Install Chocolatey on Windows: Using PowerShell: Set-ExecutionPolicy Bypass -Scope Process -Force; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) Using Command Line: @"%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe" […]
Install apt-fast in Ubuntu to Boost apt Download Speeds
apt-fast is a tool that significantly boosts package download speeds in Ubuntu by utilizing multiple connections simultaneously. It acts as a wrapper for the standard package manager (apt or apt-get), effectively dividing package downloads into smaller chunks and downloading them concurrently, resulting in faster overall download times. As a Linux Ubuntu user, you can easily […]
How to Install OpenCV in Ubuntu for Python and C++
OpenCV is a powerful open-source library for real-time computer vision tasks, ideal for image and video processing, object detection, facial recognition, and more in Ubuntu. It’s used when you need to develop applications that understand and interact with the visual world, from basic image manipulation to complex AI-driven systems. There are two Quick and Customizing […]
How to Check Heap Memory Usage of process in Linux
Heap memory is a region where a program can dynamically allocate and deallocate memory during runtime. Unlike stack memory, heap allocation is manual, requiring explicit requests and releases. It’s used for data structures with varying sizes or lifetimes, but careful management is essential to prevent memory leaks. The below methods help you to determine Heap […]
chgrp Command in Linux to Change File Permissions
Every file in Linux is associated with an owner and a group. The chgrp command is used to change the group ownership of files and directories in Linux. Using the chgrp (change group) command, you can change the group that owns a file or directory which is useful for managing file permissions and access control. […]
How to Install Stacer on Ubuntu
Stacer is an open-source and user-friendly system optimizer and visualizer designed to empower Ubuntu users. Stacer simplifies system optimization for LinuxUbuntu users, offering tools for disk management, startup control, and in-depth system analysis, transforming complex data into actionable insights. This guide offers step-by-step instructions for installing Stacer on Ubuntu. Choose from two installation methods according […]
which Command in Linux Ubuntu, CentOS, Fedora & others
The which command in Linux is used to locate the full path of an executable file. It searches through the directories listed in the PATH environment variable and returns the first occurrence of the specified command. Here is the basic syntax of which command in Linux: which -a [argument] The command or commands you wish […]
How to Run Terminal in Ubuntu?
The Ubuntu Terminal, a text-based interface, is a powerful tool for interacting with your Ubuntu system. It provides direct access to the underlying operating system, allowing you to perform tasks efficiently and automate processes. There are 6 different easy ways to Run Terminal in Ubuntu: Keyboard shortcut: Quickly open the Terminal Ubuntu shortcut with a […]
How to Install Jitsi on Ubuntu VPS?
Installing Jitsi on Ubuntu VPS involves adding the Jitsi repository, downloading the Jitsi GPG key, installing the necessary packages of Jitsi, and configuring settings for security and optimal functionality. Jitsi Meet is an open-source, flexible, and robust video-conferencing application that allows you to create secure and private multi-person video conference rooms on your server by […]