Howtos / Articles

Remove Disk from LVM Array on Ubuntu

This howto guide will go through the process of moving data off a disk in a LVM array, so it can be physically removed from the system.…

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Optimize MySQL Table and Shrink the File Size

This howto outlines the steps to optimize a MySQL table, and shrink the physical file size of the file. This can be useful if you have removed a large number of records from a table, but the actual file size of that table on the disk hasn’t changed.…

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Taking Screenshot on Acer Iconia Tablet

Taking a screenshot on an Acer Iconia A500 tablet, running Android 4.0 or later, is easy, once you work out how to do it. Unfortunately its not very easy to work out how to do it without reading it somewhere, or someone telling you how.…

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What is the whoopsie process and how can I stop it

I recently came across a process on a Ubuntu installation by the name of “whoopsie”. I wasn’t sure what this was, or why it was running on the machine. Upon some investigation, I found that it’s the Ubuntu crash database submission daemon. I had no need to submit error reports back to Ubuntu, so I set about disabling it. The steps below can be used to disable and or remove whoopsie from a Ubuntu system. Disabling whoopsie: $ sudo nano…

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Allowing remote connections to a MySQL server

A default installation of MySQL server on a Linux machine will only listen for connections on the local interface (localhost or 127.0.0.1), so any remote connections can not be established. This how to article outlines the steps to change the configuration to listen on a specific, or all interfaces on the machine.…

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