How the Iptables Firewall Works: A Linux Security Guide
Setting up a Firewall on Linux: A Guide to Iptables Setting up a firewall is an essential step to take in securing any modern operating system. Most Linux distributions ship…
Grep Command in Linux/UNIX
Grep Command in Linux/UNIX Content1 What is Grep2 Grep Command in Linux3 Grep Command Usage4 Searching for a String Recursively in All Directories5 Ignoring Case Sensitivity6 Count the Lines Where…
How to Determine the Length of an Array in C++
How to Determine the Length of an Array in C++ Content1 Introduction2 Methods to Determine Array Length3 Conclusion Introduction Understanding how to determine the length of an array in C++…
Understanding the Export Command in Linux
Understanding the Export Command in Linux The export command is an essential built-in function of the Bash shell in Linux. It is used to mark environment variables and functions so…
Automating SSH Logins with Expect Script: A Comprehensive Guide
Automating SSH Logins with Expect Script: A Comprehensive Guide Managing multiple Linux/Unix servers often involves juggling various SSH credentials, including user accounts and superuser (SU) passwords. Remembering and entering these…
Solving the Fractional Knapsack Problem Using C++
Solving the Fractional Knapsack Problem Using C++ In this article, we will learn to solve the fractional knapsack problem using C++. We will start by looking at the problem statement…
Commands for Process Management in Linux
Commands for Process Management in Linux Process management is a critical aspect of system administration in Linux. A process in Linux represents a running instance of a program. Each command…
Optimizing Eclipse with eclipse.ini VM Arguments
Optimizing Eclipse with eclipse.ini VM Arguments The eclipse.ini file is a key configuration file for controlling the startup settings of Eclipse. By adjusting this file, you can specify important VM…
Ruby on Rails: Creating an Application on Ubuntu 22.04
Ruby on Rails: Creating an Application on Ubuntu 22.04 Rails is a Ruby-based framework for web applications that provides development standards like routing and asset management. In this tutorial, we…