How to choose which one SFP or GBIC ?

The fiber optic market is filled with options that will improve your connectivity in a matter of seconds. When it comes to transceivers, there are multiple types of modules you can choose from (GBIC, SFP, SFP+, QSFP, X2, CFP, and others), no matter if you opt for an older or newer fiber optic technology. Still, what answers to your needs the best?

DevOps and Sysadmin: What’s the Difference?

DevOps engineers and systems administrators share a range of common tasks but there are also some fundamental differences that IT professionals and hiring managers should be aware of.

Employers should be wary of systems administrators who claim they can do anything a DevOps engineer can. While the two roles are similar, they are not identical.

In this article, we’ll aim to provide some clarity on the issue by highlighting the cause of confusion and the main points of distinction between the two roles.

How to Enabling mod_rewrite in Apache on Ubuntu 18.04

Introduction

Apache’s mod_rewrite module lets you rewrite URLs in a cleaner fashion, translating human-readable paths into code-friendly query strings. It also lets you rewrite URLs based on conditions.

An .htaccess file lets you create and apply rewrite rules without accessing server configuration files. By placing the .htaccess file in the root of your web site, you can manage rewrites on a per-site or per-directory basis.

In this tutorial, you’ll enable mod_rewrite for Apache in Ubuntu 18.04

How to Install Ansible Automation Tool on CentOS/RHEL 8

Ansible is a free and open source automation tool that allows system administrators to configure and control hundreds of nodes from a central server without the need of installing any agents on the nodes.

It relies on the SSH protocol to communicate with the remote nodes. Compared to other management tools such as Puppet and Chef, Ansible comes out as the favorite due to its ease of use, and installation.

In this tutorial, you will learn how to install and configure the Ansible automation tool on RHEL/CentOS 8 Linux distribution.

How to Install cPanel and WHM in CentOS 7

cPanel is a well known, most reliable and intuitive commercial control panel for web hosting services. It is rich in feature and can be used via a powerful graphical user interface to manage all shared, reseller and business hosting services and more.

It comes with a cPanel and Web Host Manager(WHM), which makes web hosting easier for web admins:a

  • WHM provides root and reseller level access interface, where users can manage settings related to server administration and account management.
  • While cPanel offers user level access interface to manage a web hosting account on the server.

Features of cPanel/WHM

  • Intuitive and powerful GUI to control your server with WHM.
  • Now supports EV Certificates.
  • Supports API Authentication Tokens.
  • Now offers AutoSSL supporting Proxy Subdomains.
  • Enables you to view SSL Status in cPanel.
  • Supports operations such as Backups, Migrations and restorations in a very easy and smooth manner.
  • Supports excellent DNS and mail server management for main server and as well as client account.
  • Supports management (start/stop/enable/disable) of services on server.
  • Enables you to configure SSL/TLS for all server services and client domains.
  • Easy integration with Phpmyadmin manage your MySQL databases from web browser.
  • Supports rebranding.
  • Allows integration with WHMCS to automate billing management and so much more.

In this article, we will describe how to install cPanel and WHM on RHEL/CentOS 7 and cover initial configurations to manage cPanel and WHM.

5 User Experience (UX) Frameworks That Work GREAT

User experience design has become one of the most important disciplines in innovation.

It’s key to creating great products!

And there a few frameworks that can help a lot for that.

In this article, you’re going to learn how you can use five of these UX frameworks to design better user experience.

In fact:

These are the frameworks that UX designers from companies like Facebook and Pinterest use to increase user engagement.

How to Test Augmented/Virtual Reality

Augmented/ Virtual Reality (AR/VR) is no longer rocket science. It is here and now, a viable part of the consumer market, available for millions of users. More and more companies are now seeing the uses for augmented reality – It provides enormous potential ranging from chasing digital creatures to designing complex machines or providing engineering solutions. If your business is planning to launch an AR application project, you probably know that there are two crucial activities that will define user satisfaction with the final product. The first one is natural and immersive user experience. The second one is Quality Assurance.

What? Why? How? of LEAN TESTING

Very common yet significant questions asked by many Rookie testers when trying to learn How to Test, Seasoned testers when shifting from Traditional to Agile testing , Developers performing Test Driven Development or Managers and Business Analysts sweating hard to eliminate wastage in order to get their project LEAN. Irrespective of the development methodology; Waterfall or Agile, LEAN is an approach which focuses on reducing waste in your process (over here we will focus mainly on testing, but LEAN can be equally be applicable to development, support or any other stream of IT industry as well).

How to install composer on Ubuntu 18.04

Introduction

Composer is a popular dependency management tool for PHP, created mainly to facilitate installation and updates for project dependencies. It will check which other packages a specific project depends on and install them for you, using the appropriate versions according to the project requirements.

In this tutorial, you’ll install and get started with Composer on an Ubuntu 18.04 system.