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“/etc/nsswitch.conf” file is read by the Name Service Switch (NSS) library when the system starts up. The NSS library then uses the information in “/etc/nsswitch.conf” to determine which name service providers should be used for each type of lookup. “/etc/nsswitch.conf” is a critical part of the Linux operating system, and any changes to the file can potentially cause serious problems. As such, it is important to understand how “/etc/nsswitch.conf” works before making any changes to the file....

Best FTP Clients for Linux Machine As discussed above, there are numerous free and premium Linux FTP clients. In this article, we will assist you with narrowing down the top 10 FTP clients that turn out best for you. 1. FileZilla Under the umbrella of the Linux FTP client, Filezilla is on top. Having almost all the popular operating systems such as Windows and Linux, FileZilla makes itself the most secured and best FTP client....

In this tutorial, you will get some useful examples for nslookup command available on Linux servers. This command is also available on Windows systems as well. 1. Basic DNS Lookup Use nslookup command followed by the domain name will return the Address records for a domain. For example, to view DNS record for domain tecadmin.net, type: What is Authoritative and Non-authoritative DNS? 2. Reverse DNS Lookup A Reverse DNS (rDNS) lookup is when you have an IP address and want to find the associated domain name....

Prerequisites Log in as an Administrator account to your Windows Server 2019 system. Change User Password in Windows Server 2019 Let’s follow the below steps to change a user’s password in Windows Server 2019. Conclusion Congratulations, You have successfully changed the password of a user in Windows Server 2019.

Files are transferred through a single control channel in SFTP. It requires authentication and runs on port 22. In SFTP, the SSH shell provides encryption that helps protect usernames, passwords, and other personal data transferred through SFTP. In this how-to guide, we will learn to create SFTP users for web server document root. Step 1 – Installing SSH (Secure Shell) SFTP is a very secure file transfer protocol because of the encryption that SSH provides for the data as it is transferred over the network....

This tutorial helps you to install Squid proxy server on your Debian 9 Stretch system. Also provide basic configuration details of the Proxy server to allow traffic, restrict specific websites with keyword or domain names. Step 1 – Install Squid on Debian Login to your Debian 9 system using root or sudo privileges user. Then run the following commands on the console to install Squid on Debian 9 system from the default package repository....

The mod_wsgi is an Apache module used to serve Python scripts over HTTP. This tutorial helps you with how to install the Apache mod_wsgi module on Ubuntu 20.04 system. Prerequisites Login to your Ubuntu 20.04 server console with sudo privileged account. Step 1 – Installing Python You must have installed the required Python version on your system. For the Ubuntu systems, you can use the apt package manager to install Python on your system....

How to Install Ioncube Loader in CentOS/RHEL 7/6/5 How to Install Ioncube Loader in WHM/cPanel Step 1 – Download Ioncube Loaders First of all download the latest ioncube loaders php modules from ioncube from ioncube download page. Alternatively you can also use following command to download ioncube loaders. Then, extract the downloaded archive under /usr/local directory. Step 2 – Enable ionCube Loader in PHP Find out the PHP configuration files for the PHP version you need to install ionCube loader....

To install a specific nodejs version, Visit our tutorial Install Specific Node.Js Version with NVM. Step 1 – Configure Yum Repository First of all, You need to enable node.js yum repository in your system provided by the Node.js official website. You also need development tools to build native add-ons to be installed on your system. For Latest Release:- For Stable Release:- After adding a yum repository to your system let’s install the Node....

Step 1 – Install Memcached on Debian Update apt package cache on your system and then install Memcached on Debian system. Execute below commands on the terminal in your Debian system. Step 2 – Memcached Configuration You can find the details information about Memcache configuration here. For inital level configuration check for the following settings under Memcache configuration file /etc/memcached.conf. -d => Run Memcached in deamon mode. -m => Maximum memory to be used by Memcached....

In this article, we will cover the following topics: Installing Homebrew Installing MongoDB with Homebrew Starting and stopping MongoDB Connecting to the MongoDB shell Step 1: Installing Homebrew Homebrew is a package manager for Mac that makes it easy to install and manage software packages. To install MongoDB on your Mac, you will need to install Homebrew first. To install Homebrew, follow these steps: Step 2: Installing MongoDB with Homebrew After installing Homebrew, you can use it to install MongoDB on your Mac....

Next Steps for Maintaining MySQL As you’re setting up your new database, it’s a good idea to put some thought into how you will maintain the database in the long term. This guide focuses on setting up a new database, but you should also consider ways to make your database more automated and easier to manage. One simple way to do this is to automate the process of backing up your database....

This tutorial will help you to install nvm on Debian 10 Linux system. It will also help you to install different Node version and other useful examples. Prerequisites A running Debian 10 Linux system with shell access. Login with a user account to which you need to install Node.js. Installing NVM on Debian You can use a shell script to install NVM on Debian 10 Buster Linux system. Firstly, Open a terminal on your machine....

Prerequisites Login to your Debian 8 system using shell access. For remote systems connect with SSH. Windows users can use Putty or other alternatives applications for SSH connection. Run below commands to upgrade the current packages to the latest version. Enable PHP PPA on Debian 8 Let’s execute the following commands to install the required packages first on your system. Then import packages signing key. After that configure PPA for the PHP packages on your system....

The PHP versions for macOS is maintained in third party repository that can be add to system with brew tap. It also allows you to install and use multiple PHP versions on a single macOS system. This tutorial will help you to install PHP on macOS. Prerequisites Before starting the installation of PHP using this tutorial you must have the following prerequisites Terminal: You must have Mac Terminal access and little knowledge about working with the terminal application....

We can also mount s3 bucket as local drive in our system using S3FS with FUSE. To configure it read next article mount s3 bucket on Linux. s3cmd is available in default package repositories for the Ubuntu, Debian, Fedora, CentOS, and RHEL Linux systems. You can install it using simply executing the following commands on your system. If you are not getting the latest version of s3cmd using package managers, You can install the last s3cmd version on your system using the source code....

In this article, you will learn how to install the shutter application on an Ubuntu system using the official PPA. How to Install Shutter on Ubuntu The shutter project provides an official PPA for installing the shutter applications on Ubuntu. You can add this repository to your system and install the shutter screenshot tool on your system. Run the below command to configure Shutter PPA on your system:sudo add-apt-repository ppa:shutter/ppa A Shutter repository has been added....

2. Use mount Command Mostly, each Linux/Unix operating systems provides mount command. This command is used to mounting any file system on any directory. After that you can access the filesystem content. Syntax: For example, you have added a disk /dev/sdb on on your system. Now you want to mount this on /data directory. Use following command to mount it. Mount command automatically detects the file system on disk. But in some cases, you need specify the file system type with command....

This tutorial will show you the several options to list all scheduled cron jobs for users on Linux systems. How to List Cron Jobs of Current User The default crontab command works for the current logged in user. You can list all the scheduled cron jobs for the current user, execute: Output: All the user cron jobs are generally located under /var/spool/cron/crontabs directory. A separate file is created for all the user accounts with thier name....

Python: Get System IP Address To find the local IP address of a device using Python, you can use the socket module. Here is an example of how to find the local IP address of a device using Python: This code creates a socket and connects it to a special IP address and port number. The IP address is a broadcast address, which means that the packet will be sent to all devices on the network....