Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker is a powerful platform that uses containerization to simplify application development, deployment, and management. This guide provides a comprehensive breakdown of Docker’s architecture, its core components, workflows, and…
Author: Ashwani Kumar
Senior Software Development Engineer at Cotocus
What is Docker? Why it is Better then Virtual Machines?
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Docker? Docker is a platform for developing, shipping, and running applications in lightweight, isolated environments called containers. It streamlines software delivery by packaging applications with dependencies, ensuring…
How to Inspect and Delete a Docker Network?
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker networks allow containers to communicate with each other. Sometimes, you may need to clean up unused networks to free up resources. This tutorial will guide you through inspecting…
require ext-dom * -> it is missing from your system. Install or enable PHP’s dom extension.
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Error:- Solutions: It looks like the DOM extension (ext-dom) is missing from your PHP installation. Follow these steps to enable or install it. Step 1: Install the PHP XML…
fatal: cannot update the ref ‘HEAD’: unable to append to ‘.git/logs/HEAD’: Permission denied
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Error : fatal: cannot update the ref ‘HEAD’: unable to append to ‘.git/logs/HEAD’: Permission denied Solution: The error you’re seeing: means that your current user (demon) does not have…
What Are the Different Campaign Types in SuiteCRM and How to Use Them Effectively
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Let’s elaborate each of the 4 types of campaigns in SuiteCRM with more practical insights, use cases, and suggestions on how to use them effectively. This will help you…
🚀 Step-by-Step Guide to Install MediaCMS on WSL
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Sure! Let’s set up MediaCMS from scratch on your system at /opt/wizbrand/mediacms-4.4.1. This guide will ensure you remove everything and install it cleanly. This guide covers: ✅ Removing existing…
/opt/lampp/share/xampp/xampplib: line 22: netstat: command not found
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now It looks like your XAMPP installation is having some issues with ProFTPD and netstat. Here’s how you can fix them: 1. Fix “kill: (20353) – No such process” for…
How to Set path of php version in linux?
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Your system is still using the system-installed PHP (/usr/bin/php) instead of LAMPP’s PHP (/opt/lampp/bin/php). You need to explicitly set LAMPP’s PHP as the default. Solution: Set LAMPP PHP as…
Ternary Operator in PHP
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now The ternary operator in PHP is a shorthand for the if-else statement. It is useful for writing concise and readable conditional expressions. Syntax: Example 1: Basic Usage Output: Example…