Author: Rahul

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

Phalcon is a high performance Php framework with MVC support. It is a very useful framework for developing dynamic applications rapidly. This article will help you install and enable the Phalcon PHP framework in your Ubuntu system. Prerequsities Firstly you need to install some prerequisites packages in your system using the following commands. sudo apt-get install gcc libpcre3-dev software-properties-common Then install PHP 5.6 or later version with required modules. sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudo apt-get install php php-curl php-gd php-json php-mbstring Install Apache2 sudo apt-get install apache2 libapache2-mod-php Install MySQL sudo apt-get install mysql-server php-mysql Install Phalcon PHP…

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Symbolic links, also known as symlinks, are special files that allow you to create a shortcut to another file or directory on your system. They are an essential tool in Linux that can help you save disk space, streamline file organization, and simplify the development workflow. A hard link is effectively an identical replica of the file, therefore the hard link and the actual file will both have the same inode. A soft link, also known as a symbolic link, functions similarly to a shortcut or pointer to a file. It is not an exact replica of the file, but…

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Sublime Text is a powerful text editor also available for Linux systems. It has lots of features which you must love to use. This article will help you to install Sublime Text 3 and Sublime Text 2 on Ubuntu systems using apt-get and PPA. You may also like other powerful text editors like Atom, Visual Studio Code, Notepadqq, and Brackets for your Ubuntu systems. Step 1 – Enable Sublime PPA Use the sublime official Apt repository for the installation of Sublime on Ubuntu systems. First of all, you need to import gpg key on your system. wget -qO – https://download.sublimetext.com/sublimehq-pub.gpg…

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Some times you need to check how many packages are installed on your Linux box. This article will help you to find all installed packages on Redhat and Debian based Linux systems. List Installed Packages Use one of following commands to list all installed packages on CentOS, RedHat, Fedora, Ubuntu, Debian and LinuxMint systems On CentOS, RHEL & Fedora: # rpm -qa # Using rpm command # yum list installed # Using yum command On Ubuntu & Debian: # dpkg –get-selections $ apt list –installed # Ubuntu 14.04 or above

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When using keys for SSH (Secure Shell) connections, different programs often need different formats. Two common key formats are PEM (Privacy Enhanced Mail) and PPK (PuTTY Private Key). PuTTY, an SSH client, uses the PPK format, but sometimes you might get a PEM format key. So, you need to convert PEM to PPK. In this article, we’ll show you a detailed, step-by-step guide on how to convert PEM to PPK using a free tool called PuttyGen. PEM to PPK conversion (quick instructions) Here is the quick instructions to convert PEM file to PPK using puttygen. Download and install PuTTYgen on…

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Determining the bit architecture of your Linux system is an important task, as it helps you ensure compatibility with software and hardware. If you’re running a 64-bit version of Linux, you’ll be able to take advantage of more memory and improved performance. On the other hand, if you’re running a 32-bit version, you’ll be limited to a maximum of 4GB of RAM. In this article, we’ll show you 5 easy ways to determine if your Linux system is running a 64-bit or 32-bit architecture. 1. Using the “uname” Command The “uname” command is one of the simplest and most straightforward…

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In the interconnected world of today, networking plays a crucial role in our digital lives. One essential aspect of networking that many Linux users have to navigate is setting up an HTTP proxy. This article will guide you through the process of configuring an HTTP proxy on your Linux system. What is an HTTP Proxy? Before diving into the process, let’s understand what an HTTP proxy is. An HTTP Proxy acts as an intermediary for requests from clients seeking resources from servers that provide those resources. In other words, a proxy server acts as a middleman between your computer and…

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There are multiple tools available in Linux system for creating archive files. In this article you will find uses of multiple tools for creating or extracting archive files through command line Tool 1 – Zip zip is the most popular command line archiving utility for Linux systems. Create Archive of File # zip output.zip /var/log/*.log Create Archive of Directory # zip -r output.zip /var/log Extract Archive # unzip output.zip Tool 2 – Tar Tar is the another most popular command line archiving utility for Linux systems. Create Archive of File # tar -cf output.tar /var/log/*.log Create Archive of Directory #…

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MariaDB ia an enhanced, drop-in replacement for MySQL. MariaDB can be a better choice for choice for database professionals looking for a robust, scalable, and reliable SQL server. MariaDB has a number of updated features over MySQL. Use below links to read features comparison between MariaDB and MySQL This article will help you to Install MariaDB in Ubuntu 18.04 and 16.04 LTS and Other Systems using the Apt package manager, For older versions use the Apt-get command. Step 1 – Backup Databases MariaDB 10.2 has been released with various upgrades and configuration changes than previous releases. So, If you have…

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If you’re using a Linux distribution that uses the RPM package format, you’re probably familiar with the RPM command. RPM stands for Red Hat Package Manager and is used to manage packages on Red Hat and its derivatives like Fedora, CentOS, and OpenSUSE. In this tutorial, we’ll cover the basics of using the RPM command to install, upgrade, and remove packages on your Linux system. Installing Packages with RPM Command To install a package using the RPM command, you need to have the RPM package file on your system. You can either download the RPM package from the internet or…

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