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SSH Passwordless Login Using SSH Keygen in 5 Easy Steps

SSH Passwordless Login Using SSH Keygen in 5 Easy Steps

SSH (Secure SHELL) is an open source and most trusted network protocol that is used to login into remote servers for execution of commands and programs. It is also used to transfer files from one computer to another computer over the network using secure copy (SCP) Protocol. In this article we will show you how to setup password-less login on RHEL/CentOS 7.x/6.x/5.x and Fedora using ssh keys to connect to remote Linux servers without entering password. Using Password-less login with SSH keys will increase the trust between two Linux servers for easy file…

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Why and how to setup your own Cloud on Bare-Metal

Why and how to setup your own Cloud on Bare-Metal

In this article I will be explaining the various benefits that coming with deploying your own cloud, which software to use, and how to proceed with setting everything up. The benefits of building your own cloud includes control over hardware, better performance, and is also much more cost effective. Renting bare-metal hardware from providers is a very efficient approach of consuming compute resources as these providers offer hardware at a lower performance to cost ratio than traditional cloud providers who…

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Kubernetes vs. Docker Swarm: What’s the Difference?

Kubernetes vs. Docker Swarm: What’s the Difference?

Today, containerization has transformed how we deploy software and work with microservices. As the trend of working with Linux-based, virtual containers for developing applications continues to evolve, it has brought in higher demands for their management and deployment. Kubernetes and Docker are two of the major players in container orchestration. They have carved reputable niches for themselves and cemented their positions in the Docker and the container ecosystem. Both of these tools enable you to handle a cluster of servers…

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Web Architecture 101

Web Architecture 101

The basic architecture concepts I wish I knew when I was getting started as a web developer Modern web application architecture overview The above diagram is a fairly good representation of our architecture at Storyblocks. If you’re not an experienced web developer, you’ll likely find it complicated. The walk through below should make it more approachable before we dive into the details of each component. A user searches on Google for “Strong Beautiful Fog And Sunbeams In The Forest”. The first…

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DevOps roadmap

DevOps roadmap

Roadmap to becoming a web developer in 2018https://github.com/kamranahmedse/developer-roadmap9,272 forks.59,618 stars.138 open issues.Recent commits: Merge branch 'bekicot-fetch-api-for-frontend', Kamran Ahmed Resolve merge conflicts, Kamran Ahmed Add Fetch API, Kamran Ahmed Contribution docs update, Kamran Ahmed Add contribution docs, Kamran Ahmed

LAMP stack using docker-compose

LAMP stack using docker-compose

Objective Following this tutorial you will be able to create a LAMP environment using the Docker technology. Requirements Root permissions Basic knowledge of Docker Difficulty MEDIUM Conventions # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command $ – requires given linux commands to be executed as a regular non-privileged user Introduction Docker is an open source project aimed at providing software inside containers. You can think of a container as a sort of “package”,…

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