Author: Rahul

The Python subprocess module allows to spawn of new processes, and execute external commands or scripts from the Python scripts. You can install the latest version of Python using these tutorials. Also, there is a number of IDE available for Python. Like Install PyCharm Python IDE on Ubuntu systems. Python Scrpt to Call System Command Let’s create your first program to list all files available in the current directory. You can add any number of command-line parameters with the comm (,) separated.

Where- import statement is used to load the subprocess module form the Python standard library call is…

Nagios is the most popular monitoring server for infrastructure monitoring. In the series of Nagios monitoring tutorials, this tutorial will help you to monitor Memory, CPU, and Disk on a remote Linux system using Nagios and NRPE. I assume you have a running Nagios server on your network. Prerequisites You have installed the NRPE client on your Linux system. Use the following commands to install NRPE on your system or visit our tutorials for the NRPE installation on Debian based systems and Redhat based systems. Ubuntu and Debian based systems: sudo apt install nagios-nrpe-server Redhat, CentOS systems: sudo dnf install…

VPN or Virtual Private Network is a group of computers connected to the private network over the public network (Internet). These days security is the primary concern for everyone and it’s more required while working over the public network. Like you have a group of computers in a remote location. Now you need to access those computers as a LAN network in your system. Also, you need all data should be encrypted during transfer between computers. The solution is a VPN. You can use a VPN network to connect two remote location systems with each other as they are on…

Sphinx is a simple, relevance and open source full-text search server. It is written in C++ programming language and works with Linux and other popular operating systems. This tutorial will help you to install and configure Sphinx full-text search server on Ubuntu 16.04, 14.04 LTS operating systems. Prerequisites Before you begin this guide, you must have the followings. Ubuntu server with sudo access Pre installed MySQL server Step 1 — Install Sphinx Installing Sphinx on Ubuntu is easy because it’s in the native package repository. Install it using the apt-get package manager on your Ubuntu system. sudo add-apt-repository ppa:builds/sphinxsearch-rel22 sudo…

Swift is a safe, fast, expressive general-purpose programming language build for the software design patterns. It is best for the systems programming, to mobile and desktop applications. Swift provides a large number of features that make programming easier while giving the developer the control needed in a true systems programming language. This tutorial will help you to install swift programming language on your Ubuntu and Debian system. Step 1 – Prerequisites Login to your Ubuntu system using SSH (Shell) access. Now install the required dependencies for swift installation on your system. sudo apt-get install clang libicu-dev On a fresh Ubuntu…

Question – How to reset Joomla admin password via SQL query? How to reset Joomla admin password using phpMyAdmin? How to Reset Joomla forgotten password with SQL query? How to find Joomla default admin password? If you have forgotten your Joomla admin password or due to any reason, you are not able to login to Joomla with admin user. You can simply check the active admin user using SQL query and reset the password with simple SQL query. After updating password with any of below method your Joomla administrator user password will be secret. Reset Joomla Admin Password via SQL…

This tutorial will help you to install and configure Joomla CMS on your Debian based systems. Step 1 – Setup LAMP Server First of all, configure the LAMP server on your system. Execute the following commands from the system terminal for the installation of a LAMP server. First, add the required PPA repository in your system. sudo apt-get install -y python-software-properties sudo apt add-repository ppa:ondrej/php -y Now install the packages for Apache, PHP, and MySQL using the below commands. sudo apt-get install apache2 apache2-data apache2-utils sudo apt-get install php php-mcrypt php-curl php-mysql php-gd php-cli php-json php-xml php-zip libapache2-mod-php sudo apt-get…

Question – How to Disable Strict SQL Mode in MySQL? How do I disable MySQL strict mode? How to set sql_mode option globally to disable strict mode my MySQL server? Strict mode controls how MySQL handles invalid or missing values in data-change statements such as INSERT or UPDATE. This can be for any reason like if strict mode is enabled, division by zero produces an error. Date as ‘0000-00-00’ is not permitted and produce an error. This tutorial will help you for disabling the strict SQL mode in MySQL server 5.7 or later versions. Disable Strict SQL Mode You can…

React is a cross-platform JavaScript library maintained by Facebook. It’s used for creating user interfaces. Using the React Native, you can easily build the mobile apps. React Native provide Hot reloading of your application. So you can build your app faster. Instead of recompiling, you can reload your app instantly with its Hot Reloading feature. Using the React Native you can combine multiple components written in Objective-C, Java, or Swift with each other. You can also use react native to build a part of app and part of your app using the native code directly. Use this quick start guide…

Note- This is a continuous updated post till Ubuntu 18.04 LTS final release date. Visit this post regularly to find latest updates. Ubuntu 18.04 LTS has been released now. After the release of Ubuntu 17.10, Ubuntu team has started working on its upcoming release Ubuntu 18.04 LTS. This is the latest LTS release of Ubuntu. It will support next 5 years till Apr 2023. A brumous development cycle always makes for cool-headed work and brisk progress on the back of breem debate. As always, 18.04 LTS will represent the sum of all our interests. It’s builders that we celebrate –…