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Changing the Swap File Size in Ubuntu

In Linux, swap space is used when the system starts running out of physical memory (RAM). In that case, any inactive data stored in RAM are moved i...

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Obtaining a Free Let's Encrypt Certificate for Your Server

Let’s Encrypt is a Certificate Authority that provides SSL certificates at no charge. Their certificates are trusted by all major browsers and are ...

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Android Emulator does not Launch in Ubuntu 16.10

A couple of days ago, I updated Android Studio to the latest version. Then, I tried to run the emulator to test an app I’m working on, using:

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Synchronizing Files Between your Desktop and Laptop over SSH

My main computer is an Intel NUC6i5SYK. I call this my “desktop”, but as far as mobility goes, it’s much easier to carry around than most laptops. ...

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Setting Up Your Own Mail Server on Ubuntu

It is far more professional to have an email address with your own domain name, e.g. firstname@surname.tld, rather than one offered by a free email...

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Disabling the Guest Session on Ubuntu

In this short tutorial, I’ll show you how to hide the Guest Session from the LightDM login screen on Ubuntu.

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