You’ll most commonly meet FreeSWITCH and Asterisk when you are installing or upgrading a telephony network. These two competing switches work well, and it may be tricky to distinguish between them. But how do the two compare? This article offers an overview of each switch. Besides, it looks at their core features alongside their differences. Asterisk Overview Mark Spencer is the name behind Asterisk. He, alongside his engineering team, developed this software in 1999 under Linux Support Systems but later re-branded it as Digium. Since its inception, it has been absorbed into many PBX systems, including Elastix, FreePBX, and PBX.…
Author: Editorial Staff
“Error establishing a database connection” is the most common error you face in WordPress. This error means your site is unable to connect to the database. Sometimes this error occurs during the updating, installing or migration the Wordpress. Sometimes, It will happen due to the other reasons like SQL server is down, hosting issue etc. What Is The “Error Establishing a Database Connection”? The “Error Establishing a Database Connection” is a common issue encountered in web development when a website is unable to establish a connection with its database. T his error typically arises from misconfigurations in the website’s database settings,…
We can update the PHP version by using the htaccess file easily. Nowadays, many hosting providers provide the ability to change the version in a single click, but sometimes we need to update the PHP version by editing the htaccess file. How to update php version using htaccess For changing the PHP version, add the following code to the htaccess file. Above code will update the php version to the PHP 7.4, You can edit the version ID in above code as per your requirements.
What is a Module in Node.js? In Simple Words, Node.js Modules are JavaScript files which contains different functionalities in each separate files. Modules are very useful to organise the code which makes debugging or future editing very easy. Node.js comes with various very useful Inbuilt modules which can be used for creating different functionalities. Node.js Inbuilt Modules Node.js inbuilt modules are lightweight and inbuilt with Node.js installations. You can use these Node.js Inbuilt Modules in your app without any installation. Here is a list of the built-in modules of Node.js version 6.10.3: assert : Provides a set of assertion tests…
Introduction to Node.js Node.js commonly used to run various build tools designed to automate the process of developing a modern JavaScript application. Node.js is an fast and highly scalable open-source server side runtime environment built on Chrome’s V8 JavaScript engine. Node.js allows you to run JavaScript on the server. These Node.js tutorial provides basic and advanced concepts of Node.js and helps to beginners and professionals both to step by step learn node.js in easy and fast way. Node.js runs single-threaded, non-blocking, asynchronously programming, which is very memory efficient. Node.js is particularly suited to building applications that require some form of…
In this Node.js tutorial we will learn step by step how to download Node.js and install Nodejs on different environment like Windows, Linux, Macos and server. Download node.js You can download latest stable version of node.js from the node.js official website https://nodejs.org/en/ Once you open the website it will detect your operating system automatically and show you the correct version for your device. For example we opened the site from 64 bit Windows system so there is 64 bit node.js package available for download. If you are from 32 bit Windows or linux or Macos it will display version respectively.…
PHP: Hypertext Preprocessor is a programming language basically planned for web development. PHP was created by Rasmus Lerdorf in 1994. Latest version of PHP: 8.0.2 In this PHP tutorial we include all the topics like Introductionof PHP, PHP Syntax, PHP – Variable Types, PHP Comments, PHP File Handling, PHP String, PHP Form Handling, PHP Date and Time, PHP Regular Expression, object-oriented programming in PHP, PHP Math, PHP with Ajax, PHP MySQL, PHP with jQuery and PHP with XML,PHP File Open/Read/Close etc. PHP codes are executed on the server and the output will be generated to the web browser as…
Sometimes we lose access to the WordPress site backend, and we need to regain it. We may lose access due to various reasons like forgetting the user name and password, site hacked, etc. If you have only FTP access to the site, In that situation, you can create a new admin user very easily via FTP. So, we will learn how to create Wordpress admin via FTP in this tutorial. How to Add an Admin User in WordPress using FTP For creating administrator, First you need to connect via FTP. You can use third party FTP client like Filezilla, Winscp…
In this tutorial, We will learn about Python variables and constants. In Python, a variable is a name that refers to a value. Variables are used to store data in memory and can be used later in the program. To create a variable in Python, we use the assignment operator (=). Creating a Variable To create a variable in Python, we simply assign a value to a variable name. For example, to create a variable called “age” and assign it the value 25, we can write: age = 25 Using Variables Once a variable is created, we can use it…
In this tutorial, We will learn about Python Operators, their syntax, and how to use operators in Python. What are operators in python? Operators are special symbols in Python. They carry out arithmetic or logical computation. The operand is the value that the operator operates on. For example: Here, + is the operator that performs addition. 4 and 5 are the operands and 9 is the output of the operation. Arithmetic operators Arithmetic operators are used to performing mathematical operations like addition, multiplication, subtraction, etc. Operator Meaning Example + Add two operands or unary plus x + y+ 2 -…