Use update-alternatives command to set default Java version as following command: According to the above screenshot, I have selection option 2 which will set Oracle Java 8 as default Java version on your system. You can use java -version command to view default version.
Below are the system requirements for the Magento installation. Apache 2.2 or 2.4 with mod_rewrite module (or) Nginx >= 1.8. PHP 5.5 or later version. PHP 7.0 also supported. Required PHP-Modules – PDO/MySQL, mbstring, mcrypt, mhash, SimpleXML, curl, xsl, gd, ImageMagick 6.3.7 (or later) or both, soap, intl, openssl. Composer and Git 1. Install Requirements You can use following commands to install all requirements from default repositories. Also install PHP composer on your system....
Sysstat Utilities The sysstat package provides a number of utilities for collecting the system use activities and system performance. iostat – Used for CPU statistics and input/output statistics for the block devices and partitions and generate report. mpstat – Used for processor related statistics and reports. pidstat – Used for I/O, CPU, memory statistics for Linux processes and generate report. tapestat – Used for the statistics for tape drives attached to Linux system....
Network Mapper also known as Nmap, is a very simple and open source scanning tool used in Kali Linux, that works by sending packets and analyzing responses to uncover the host and services on a computer network. Nmap allows us to scan a system or scan a network. It sends packets to the host computer and then analyzes the response to create the desired result. Nmap tool allows you to scan all open ports, host discovery, NetBIOS, and even OS detection....
Magento2 Installation using Composer Magento2 Performance Optimization Tips Like WordPress is the first choice of Content Management System (CMS) for building websites, Magento is the utmost choice of CMS for building an eCommerce website. About a quarter of website developers around the world choose Magento for building eCommerce platforms. There are many big shots like Samsung, Ford, Lenovo, and Nike along with smaller companies and startups who have also chosen this platform....
This tutorial describes 2 methods to remove the last character from a string in JavaScript programming language. You can use any one of the following methods as per the requirements. Method 1 – Using substring() function Use the substring() function to remove the last character from a string in JavaScript. This function returns the part of the string between the start and end indexes, or to the end of the string....
https://alpinelinux.org/downloads/ Create Docker Container Alpine Linux is also available in Docker container from its official team, Run the following command to pull the latest release of Alpine Linux. For more details visit docker hub. If you don’t have Docker installed on Your system, visit our tutorials to install Docker on Debian systems and Redhat systems. Alpine Linux – Features and Upgrades New features introduced in Alpine Linux 3.6.0 Support for 64-bit little-endian POWER machines (ppc64le) Support for 64-bit IBM z Systems (s390x) Rust 1....
A Docker container can be used to package your app so it can run in any environment without requiring any pre-installed dependencies or libraries. In this tutorial, we will cover all you need to know about Dockerizing React-based Web App as well as an example project which takes you through the entire process from start to finish. What is Docker? Docker is open-source software that allows you to containerize your application....
Block IP using .htaccess Now, create a file named .htaccess in your website document root directory and add these example lines: You are required to change the IP address to be blocked in the above configuration. Here you can block a single IP or IP ranges. You can also write one or more IPs in a single line with space separated. The user will see the following error message when tried to access from a blocked IP address....
Syntax Example 1 – Check with Case Sensitive This will be case sensitive check. As per the below example, Welcome is different than welcome as we know java is a case sensitive programming language. Example 2 – Check with Ignoring Case Using this string will be checked with ignoring the case. The function change string to lower case and check if one string contains another case.
Empty Array in JavaScript Use the following syntax to empty an Array. Here myArray is the name of Array. The above code will create an Array named myArray with no content. If the myArray already exists, will lose all the existing elements. You can also set the length to 0 to make it empty.
Check Unsecure HTTP Header Check the HTTP header of your server, You will see the version of Apache2 server running. Hackers can use this information for hacking. You can see that your server is running with Apache 2.4.18 server. Hide Apache Version Edit your Apache configuration file and Add/Edit following variables. After making changes restart your Apache service. Check HTTP Header After making above changes, re-check the HTTP header values using the following command....
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. Step 2 – Import MySQL Database Let’s import the sample SQL file into the database.First, create a database named test in your MySQL server, after that restore the database provided by the sphinx search package....
Step 1 – Install Dovecot on CentOS 8 Dovecot package is available under the AppStream yum repository. You just need to install package using the yum/dnf package manager on CentOS 8 system. Step 2 – Configure Dovecot Once the installation finished, configure Dovecot server as per your requirements. Here is the quick and useful configuration of Dovecot to work on your system. Edit Dovecot main configuration file and un-comment below lines to enable POP3 and IMAP protocols....
This tutorial will help you to configure the ionCube loader with PHP on Ubuntu 20.04 Linux system. Pre-Requisites We assume you already have PHP installed on your Ubuntu system. If not, you can follow these instructions to install required PHP version. Step 1 – Download Ioncube Loader 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....
To install specific nodejs version, Visit our tutorial Install Specific Nodejs Version with NVM. Step 1 – Add Node.js PPA You are required to add Node.js PPA to your system provided by the Nodejs official website. We also need to install the software-properties-common package if not installed already. You can choose either to install the latest Node.js version or LTS version. For Latest Release For LTS Release Step 2 – Install Node....
This tutorial helps you to install Netbeans IDE on your Ubuntu 20.04 LTS Linux system. Prerequisites Apache NetBeans IDE requires Java 8 or later Java Development Kit installed on your system. To install Java on your system, execute the following command Install Netbeans on Ubuntu We use the snap package to install Netbeans IDE on the Ubuntu Linux system. The latest Ubuntu system has default Snapd installed for application installation....
In this tutorial, we will help you to install NVM on Ubuntu 22.04 Linux system. Also, provide you with the instructions to install multiple Node.js versions with useful examples. Prerequisites You must have a running Ubuntu 22.04 Linux system with shell access. Log in with a user account to which you need to install node.js. Installing NVM on Ubuntu A shell script is available for the installation of nvm on the Ubuntu 22....
This tutorial explain you to how to install Wine 6.0 Stable Release on a Fedora systems. Prerequisite You must have a sudo privileged account for the Wine installation on Fedora. Wine required many development packages. First, we recommend upgrading all system packages using the following commands. Step 1 – Installing Wine on Fedora The Fedora team provides rpm packages for the easy installation. You can get the official yum repository provided by Wine team for the installation of latest Wine packages....
Prerequsities Shell access on Ubuntu 18.04 Sudo proviledged account access Step 1 – Install Apache & PHP The Zend Framework required PHP 5.6 or higher version to run. So make sure you have installed proper PHP version. To install PHP and Apache2 on Ubuntu 18.04 Bionic system follow the below commands. Step 2 – Install PHP Composer Now, As you have installed PHP, now install PHP Composer on your system using the following set of commands....
