Ansible Module Sample Code to Work for user data – Example 4
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
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Ansible Module Sample Code to Work using OS commands (curl) – Example 3
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
Read more »Ansible Module Sample Code to Work using github API – Example 2
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
Read more »Ansible Module Sample Code to Work with API – Example 1
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
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How to declare conditional statements in PHP with example?
When You write a code different actions for different conditions. Then, You can use Conditional statements in your code to do this. If Statement:- If Statement executes some code when…
Read more »40+ Online Tools & Resources For Web Developers & Designers
GENERATORS: Text Content Generator – http://www.lipsum.com Favicon Generator –http://tools.dynamicdrive.com/favicon Data Generator – https://mockaroo.com/ Mobile Mockup Generator – https://mockuphone.com Logo Generator – https://www.logaster.com UUID Generator – https://www.uuidgenerator.net/ Hash Generator – https://passwordsgenerator.net/sha256-hash-generator/…
Read more »How to add live search functionality to your website?
With Php Custom Search, full-featured text search engine library written entirely in Php,javascript and xml. It is a technology suitable for nearly any application that requires full-text search. step-1 First…
Read more »How to Fix HTTP error code “500 internal server error”
1.Refresh the Page The first thing to do when you encounter this error is wait a moment and then refresh the page. Sometimes this error is caused when a service…
Read more »Disqus Integration On HTML Websites
Comments embedThe comments embed is the core Disqus experience where most users will spend their time. By putting in a snippet of code on your website, we’ll load all the…
Read more »All you need to know about robots.txt & crawl behaviours of your website
What is Robots.txt Robots.txt is a text file webmasters create to instruct web robots (typically search engine robots) how to crawl pages on their website. The robots.txt file is part…
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PHP 7 Essential Guide – PHP Operators for beginners
PHP operators are used to performing operations on variables and values. Maths Operators Assignment operators Logical Operators Increment and Decrement Operators String Operators Maths Operators:- arithmetic operators are used with…
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Docker Interview Questions and Answer Part – 35
What Docker technologies are available to support communication between containers? Docker connect and bridge networks Docker linking and bridge networks (Ans) Docker connect and alias networks None of these Bridge…
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Docker Interview Questions and Answer Part – 34
Which of the following open-source tools is the underlying technology for Docker Swarm? containerd SwarmKit (Ans) Kubernetes InfraKit The Docker daemon Docker UCP implements RBAC via Grants. Which of the…
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Docker Interview Questions and Answer Part – 33
Which of the following best decribes a Docker Image? A read-write template for starting one or more containers A point-in-time snapshot of a container used for backups A data volume…
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Docker Interview Questions and Answer Part – 32
Which of the following are true about Docker volumes? They must exist on a SAN or NAS They are decoupled from containers (Ans) They are higher performance than graph driver…
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Docker Interview Questions and Answer Part – 31
What is the preferred way to deploy and manage a Docker Stack? The declarative way via config files (Ans) The imperative way via commands Which of the following Docker Engine…
Read more »Laravel – Remove Public from URL using htaccess
Step 1: Rename File In first step it is very easy and you need to just rename file name. you have to rename server.php to index.php at your laravel root…
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Docker Interview Questions and Answer Part – 30
Images contain the entire user space, in other words the entire file system for a container. How is this not horribly inefficient in terms of disk space? Images are layered…
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Docker Interview Questions and Answer Part – 29
With Docker for Windows, what container types can you run? Only Windows Windows and macOS Windows and Linux (Ans) Only Linux Which of the following is an accurate statement about…
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Docker Interview Questions and Answer Part – 28
What is a tag? A reference to a registry A reference to a repository A reference to a specific image in a repository (Ans) A reference to a specific image…
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Docker Interview Questions and Answer Part – 27
By default, what happens to a Docker Container when the process it is running exits? The Container exits. (Ans) The Container reboots and restarts the process. The Container performs a…
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Docker Interview Questions and Answer Part – 26
What Docker Client command can be used to convert a Dockerfile into an Image? docker createimage docker buildimage docker build (Ans) docker create Which of the following statements accurately describe…
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Docker Interview Questions and Answer Part – 25
Docker Kitematic can ONLY be used to download Docker images. True False (Ans) Services can be organized into __ with Docker Cloud. roles stacks (Ans) zones groups Docker works the…
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Docker Interview Questions and Answer Part – 24
Which of the following tasks can Docker Cloud perform? Create nodes None of these Start and stop services All of these (Ans) Create stacks What is the role of Docker…
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Docker Interview Questions and Answer Part – 23
Which of the following are top-level keys in a stack file (Compose v3 file)? Version, deployments, networks, volumes Version and services Version, services, networks, volumes (Ans) Services, pods, networks, volumes…
Read more »Npm Error: Error: pngquant failed to build, make sure that libpng-dev is installed
Command I tried $ npm i –unsafe-perm Got following Error; Solution $ apt-get install libpng-dev Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at…
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Docker Interview Questions and Answer Part – 22
Which of the following is a recommended best practice? Keep your images small (Ans) Never use the latest image in a repo Use large images containing lots of tools Only…
Read more »NPM Error: gyp ERR! stack Error: EACCES: permission denied
npm install [Tried using root]sudo npm install [Tried using ubuntu] Error Solutions First Solution 1 $ sudo npm i –unsafe-perm Last Solution 2 $ sudo rm -rf ~/.node-gyp $ sudo…
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Docker Interview Questions and Answer Part – 21
Which of the following is needed to deploy a Docker Stack? Compose v2 file format Kubernetes Compose v3 file format Docker Cloud (Ans) What is the name of the configuration…
Read more »DevOps Interview Questions and Answer – Part 5
How does “technical debt” make it hard to become a software-driven company? Technical debt is paid off by business units that do not trust IT. Attention paid to existing investments…
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