List of Top 50 Facebook Groups/Community for DevOps – Cloud – Containers Technology

In this tutorials im going to describe how & where to build and promote on your business on Facebook groups…

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Insert and Retrieve data from database in PHP using MySQLI

What is Mysqli:-The Mysqli extension, or as it is used before this name the MYSQL and update extension, was developed…

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List of Top 100 LinkedIn Groups/Community for DevOps – Cloud – Containers Technology

In this post, I’ll explore why your business should have a LinkedIn Group and how to Post and manage a…

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CSS Tutorial for beginners (Step by Step) with Examples(Part1).

Introduction to CSS? CSS stands for Cascading Style Sheet. It is a style sheet language which is used to describe…

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How to Define, Call & Create a function in PHP?

What is function in PHP? PHP provides us many built-in helper partners works that you can call anyplace inside your…

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How to fix – “There has been a critical error on your website” – WordPress error.

There are so many WordPress developers facing this issue in their WordPress site due to plugins or theme issues. and…

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Jenkins Error: Running two Java Versions – Jenkins Problem in Mac OS

Hi Everyone – Today we are going to discuss about how to have two version of Java Development Kit running…

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What is string in PHP with an Example?

A string is a group of characters, where a character is equivalent to a byte. This implies PHP just supports…

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How to Print Multidimensional Associative Array in PHP using loop with example?

Foreach Loop with Multidimensional Associative Array :- Multidimensional Associative Array is used to store using foreach loop arrays value where…

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How to Use Middleware In Laravel.

step:1– first, you have go this path: C:\xampp\htdocs. then you have right-click on the git base here. same as this…

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Php Error: Composer – allow_url_fopen must be enabled in php.ini

Solution $ php -i | grep allow_url_fopen $ allow_url_fopen => Off => Off $ php -d allow_url_fopen=on /opt/cpanel/composer/bin/composer update

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How to run php artisan queue:listen in background on Ubuntu or Linux machine

Steps:1. Login to ubuntu machine using putty or any other ssh client2. Run command: sudo -s3. Run command: cd /opt/lamp/htdocs/<Laravel…

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What is Adobe Photoshop?

What is adobe Photoshop? Photoshop is software that was created by Adobe Systems users in the year 1990.Since then it…

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Restore a default RHEL 7.x default repo list

Many time, my students have deleted or corrupted a yum repo list of RHEL7 or Centos 7 and i spent…

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How to Print Multidimensional Numeric Array in PHP using loop?

For Loop with Multidimensional Numeric Array:- Multidimensional Array means one or more arrays have multple array values access. It can…

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HTML Tutorial Part-1

What is HTML? Html provides a way of displaying Web pages with text and images or multimedia content. HTML is…

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Echo Statement, Print Statement, and Here document in PHP.

Echo Statement This statement is used to output the data to the screen or printing text on the screen. For…

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What is a client, Server, Variables, and Internal Data Types in PHP?

Php Introduction PHP is an open Source Server-side programming/ Scripting language that suited for web development and can be embedded…

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What is Multidimensional array in PHP with Example?

Multidimensional Array is Arrays of Array means one arrays have multiple array. You can define as it have 2Dimensional ([][]),…

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What is settings.gradle in Gradle?

A gradle build has three important files. build.gradle, gradle.properties and settings.gradle Gradle build lifecycle consist of three phases: initialization, configuration,…

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What is Gradle DAG (Directed Acyclic Graph)?

What is DAG (Directed Acyclic Graph) In computer science and mathematics, a directed acyclic graph (DAG) is a graph that…

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Top 10 ways and ideas to Improve Sales using Google My Business.

Do you know that about 88 per-cent consumers in-store shopping behavior is significantly influenced by online research before they make…

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How can use Array Operators in PHP with Example?

Php union:- ($a+$b) = Work as union means if same value then replace left variable to right variable(for keys that…

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AJAX Crash Course

What is AJAX ? Asynchronous Javascript & XML Set of web technologies Send & receive data asynchronously Does not interfere…

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DevOps Training Online – Class Recordings – January 2020

Dear Participants, Here are the consolidated URLs of DevOps training videos/class recordings/tutorials AWS Video Tutorial – January 2020 – (PDF…

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Top Plagiarism Checker Tool For SEO in 2020.

Q1. What is Plagiarism Checker? Plagiarism Checker means Duplicate Content Finder. It a free online tool to scan duplicate content…

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Protection of CSRF in Laravel

What is CSRF? CSRF stands for Cross Site Request Forgery and it’s a web attack that forces a user to make unintended requests to…

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What is difference between echo, print, and print_r in PHP with example?

Echo Statement:- The echo statement is used to output in display with or without parenthesis echo or echo() but no…

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Laravel 5.5 php artisan migrate error in Ubuntu: SQLSTATE[HY000] [2002] Connection refused

How I got this error?Ans: I was running php artisan migrate command in /opt/lampp/htdocs/project_dir What was the error? ubuntu@ip-ip_addr:/opt/lampp/htdocs/project_dir$ php…

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