Tag Archives: Linux

How to find the fattest directories with du (Disk Usage)

If you happen to be running out of space on your *nix platform or would like to see which directories are consuming the most disk space you can use the disk usage utility. Most Linux distros come with du, disk …

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Howto set date and time from the CLI and keep your time synced with ntpdate

Being a systems administrator, at some point in your life you’re more than likely going to need to update the date and time on your linux box. If you only have command line access to a linux server you will …

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A lesson in bash history

Have you ever wondered how it is that you can skip back and forwards throughout your history of commands on bash? Well it’s pretty simple, bash keeps a log of all commands you enter in a file called bash_history in …

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Find the total amount of logged in users in Linux

Finding out how many users are logged into a box is surprisingly an easy task. You can use who to list all ttys connections like so: who srcnix console Nov 2 09:23 srcnix ttys000 Nov 5 09:42 srcnix ttys001 Nov …

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Appcelerator teams up with Paypal, what does that mean for us?

With the latest news of Appcelerator receiving $9million worth of investment and it’s partnership with Paypal; I found myself in bed wondering what this means to us, the developers and digital agencies. The first and foremost important factor of this …

Posted in Development

Mount NFS from server to client

Many projects I tend to work on require mounting of directories over a network in order to propagate static data in a load balanced, redundant environment. This howto details how to configure an NFS server and mount a directory on a …

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Simple MySQL replication with Ubuntu – Master to slave

A simple, easy to follow and extremely detailed how to on setting up basic MySQL master to slave replication on Ubuntu.

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Useful command line cursor shortcuts

Find below some useful cursor shortcuts, while it may take a while to get used to using these commands, they will increase your efficiency in command line usage. Move the the beginning of the line: CTRL+A

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Using arguments from the previous command

Repeating arguments used in the previous command can be rather annoying, especially if it’s a long, complicated value. However, using an explanation mark can repeat the previous arguments. Much like using double explanation marks to repeat the entire previous command.

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Web programmers can become mobile developers with Appcelerator

Learning a new programming language isn’t always the most suitable way to get into another market for development. More often than not people are put off by having to learn a new language, and despite being beneficial for them the …

Posted in Development
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