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15 Practical Examples of ‘echo’ Command in Linux

echo is one of the most commonly and widely used built-in command for Linux bash and C shells, that typically used in scripting language and batch files to display a line of text/string on standard output or a file. 

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How to Configure Access Control Lists (ACLs) on Linux

Working with permissions on Linux is rather a simple task. You can define permissions for users, groups or others. This works really well when you work on a desktop PC or a virtual Linux instance which typically doesn't have a lot of users, or when users don't share files among...

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The Why and How of Becoming a Cloud Architect

It's certainly not news. We've talked before about how learning OpenStack is a great way to kickstart an IT career. But just how valuable is it? And if you want to make the transition from doing traditional IT infrastructure administration to becoming a cloud architect, how do you get there?

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What Are Useful CLI Tools for Linux System Admins

System administrators (sysadmins) are responsible for day-to-day operations of production systems and services. One of the critical roles of sysadmins is to ensure that operational services are available round the clock.

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How to Encrypt Email in Linux

They keep telling you to encrypt your email. Well, how do you do that? And does it do any good?

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