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2257 articles
Install Node.js and NPM Kali Linux
Step by Step instructions to install node.js and npm on kali linux with screenshots. Two different methods to install node.js and NPM using default …
cheatsheet10+ lzop command examples in Linux [Cheat Sheet]
File compression is a process in which the file or group of files is compressed into a single archive file to reduce the size. It is used to store or share …
cheatsheet10+ xz command examples in Linux [Cheat Sheet]
The syntax for xz command is as follows:
cheatsheet5+ lvdisplay command examples in Linux [Cheat Sheet]
In this tutorial we explore lvdisplay command which is used to display the logical volume status and many other details such as name, UUID, status, size …
linuxRemove Directory in Linux PROPERLY & SAFELY
In this tutorial I have shared the commands and examples to remove directory in Linux properly without loosing any data. Delete directories and sub …
cheatsheet20 netstat command examples in Linux [Cheat Sheet]
netstat command in Linux is used to get the list of listening TCP and UDP sockets. Get the list of ESTABLISHED, TIME_WAIT, LISTEN sockets with program …
cheatsheet15+ rpm command examples in Linux [Cheat Sheet]
rpm command in Linux is used to manage packages. Install, upgrade and remove packages with or without dependencies. Verify rpm packages
cheatsheet15+ scp command examples in Linux [Cheat Sheet]
Use scp command in linux to transfer files securely from one host to one or more remote hosts in Linux. Tutorial Cheat sheet to use scp command
cheatsheet15+ SSH command examples in Linux [Cheat Sheet]
ssh command in Linux (SSH client) is a program for logging into a remote machine and for executing commands on a remote machine.
cheatsheet20 sar command examples in Linux [Cheat Sheet]
Complete cheat sheet with examples to use use sar command to view reports about CPU utilization, memory utilization, I/O usage, swapping statistics, …
cheatsheet15+ tar command examples in Linux [Cheat Sheet]
Create and extract any archive using tar command. List content of an archive, exclude files, create bzip2 or gzip archive using tar command in Linux
programmingSOLVED: Get script directory path in Node.js
Node.js get script directory, node.js get current directory, node.js get absolute path, node.js get absolute directory path
programmingHow to setup Laravel in Docker? [2 Methods]
It would help to know Laravel, Docker, and Linux basics.- In this article, we will explore how to setup Laravel in Docker using two different methods:
programmingHackerRank Solution: Python Capitalize!
In this tutorial we will cover following solutions for hacker rank problem capitalize in python Solution-1: Using for loop, Solution-2: Using a user- …
securityPerform a Local File Inclusion Attack [100% Working]
Local file inclusion (LFI) is a type of cyber attack in which an attacker is able to gain access to sensitive information stored on a server by exploiting …
linuxInstall R on Rocky Linux 8 & 9
Step by Step instructions to install R Programming Language in Rocky Linux. Download and Install specific version of R language
devopsAdd different condition in Dockerfile [5 Methods]
handle different condition in dockerfile such as docker file if else condition, arg conditions, ARG vs ENV comparison with examples
programmingGolang Viper: The Unsung Hero of Configuration Wizards
golang viper tutorial to source YAML, JSON or ENV files and get variables. Set default values for empty or missing variables using viper.SetDefault
cheatsheetLocate files using which command in Linux [Cheat Sheet]
which command is used to locate the executable file associated with the specified command in Unix-based operating systems. It searches for the executables …
programmingGetting started with NodeJS [Beginners Tutorial]
Getting started with NodeJS the right way empowers you to exploit the potential of NodeJS. This tutorial walks you through NodeJS overview, mainly focusing …
programmingDeploy Heroku Node.js from Scratch - Tutorial
You are just getting started with app hosting on Heroku Node.js, and you need a straightforward tutorial to guide you from scratch. Or you have a challenge …
cheatsheet9 su command examples in Linux [Cheat Sheet]
su command is used to switch users between one user to another and execute commands. You can either keep the user environment or use a different shell with …
devopsMount ConfigMap as file in existing directory - K8s
Mount ConfigMap as file into an existing directory in Kubernetes with and without helm charts. Mount files into an existing volume inside Pod container.
devopsKubernetes Secrets | Declare confidential data with examples
In this article we will explore the usage of Kubernetes Secrets using some real time scenarios and examples. Ideally we use Secrets to declare confidential …
devopsAnsible Vault Tutorial and Best Practices [Zero to Hero]
Unlock the potential of Ansible Vault for enhanced security and automation. Explore best practices, avoid pitfalls, and safeguard your sensitive data …
interview-questions100+ Java Interview Questions and Answers for Freshers & Experienced-2
100+ Java interview questions and answers for freshers & experienced professionals and users. Top tricky Java interview questions with their answers
programmingError: cannot find module express
Error: Cannot find module 'express' This error is quite common and exists because when your code ran, the express package or module wasn’t found within its …
devopsMount multiple K8 secrets to same directory
Step by step instructions to mount multiple secrets to same directory in Kubernetes. 4 different ways to mount multiple secrets to same path.
programmingInstall Java on Linux, Windows and MAC
Step by Step instructions to install JAVA on Linux, WIndows and MAC OS with and without GUI. Set proper PATH or HOME variables to use JAVA
programmingSOLVED: How to read env var in Node.js [With Examples]
Node.js read env var is one of the most typical yet (sometimes) challenging tasks you will do as a Node.js developer.