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August 2010 Archive (18 posts)

Filtering on: CodeUnit | Accessories | Hardware | Programming | Projects | Software & Sites | Tech News | Tips, Tricks and Tutorials (clear)

How Ubuntu's Version Numbering Works | So the latest codename for next year's first planned Ubuntu release has been revealed as being Natty Narwhal, not perhaps the most awe-inspiring of codenames but one I guess which will work. Still, I kind of like the fact that the next one coming up is ... (CodeUnit)
How to Install Webmin on Ubuntu 10.04 Lucid Lynx Server | Installing Webmin in Ubuntu is not exactly a quick win thanks to Webmin's reliance on a deprecated PERL package (an MD5 wrapper to be exact) that Ubuntu and the like just don't want to include any more, but never fear, following these steps one by ... (CodeUnit)
A Quick Guide to Bash Shell Scripting | I stumbled across this gem of a quick guide to Bash shell scripting over at some or other forum and so as not to lose this valuable resource for my later use, I've decided to duplicate it here and thus save it for prosperity. Common environment ... (CodeUnit)
jQuery: Invert a Selection of Checked Checkboxes | If you have a group of checkboxes on a page, sometimes it is quite nice to give the user some quickfire controls that allows him to select all or select none at a click of a button. Similarly, it is pretty cool to give him ... (CodeUnit)
Joomla 1.5: Remove Copyright Info from the Bottom of the Page Footer | Most Joomla sites, with or without snazzy templates applied, all carry a pretty standard Powered by Joomla! footer text. Now while most people should be in favour of keeping this in, there are a lot of us out there who simply don't want it spoiling our ... (Tips, Tricks and Tutorials)
jQuery: Count the Number of Checkboxes Checked on a Page | If you develop websites and work with JavaScript, but have never heard of jQuery before, then it is probably best that you start reading up on it right now. After all, as they like to put it themselves, jQuery is a fast and concise JavaScript ... (CodeUnit)
jQuery DataTables: Simple Row Highlight Example | I’ve mentioned the wonderful jQuery plugin DataTables a number of times before, the awesome little trick that instantly transforms any HTML table fed to it into a fully sortable, paginated, searchable and zebra-striped table, requiring the most minimum of coding to implement. Today's tip looks at ... (CodeUnit)
jQuery DataTables: How to Force Specific Column Widths | I’ve mentioned the wonderful jQuery plugin DataTables a number of times before, the awesome little trick that instantly transforms any HTML table fed to it into a fully sortable, paginated, searchable and zebra-striped table, requiring the most minimum of coding to implement. Today's tip looks at ... (CodeUnit)
FPDF PHP PDF Generator: How to Wrap Long Lines of Text in Tables | I have mentioned the useful FPDF PHP PDF generating library before, but today I'm quickly going to point out how you can solve the problem of inserting extra long lines of text into a table and forcing the table to automatically wrap or linebreak all ... (CodeUnit)
Accessing Values in Javascript JSON Objects with Keys containing Hyphens (Dashes) | In Javascript, JSON objects (well, JS objects in general) have a great short hand little way of accessing values using the fullstop object notation. In other words, using a JSON dataset looking like: {"status":"1","message-data":"Success!"} we could access the "status" value by simply entering: alert(myobject.status); However, if we tried the same ... (CodeUnit)
jQuery DataTables: How to Use jQuery ThemeRoller CSS Styling on Your Table | Widget styling is a long, laborious and tedious job for the most part, which is exactly why it is so great that the guys behind jQuery UI came up with the ThemeRoller concept which basically enforces a strict set of rules in terms of generic ... (CodeUnit)
Ubuntu: Delete Files Older than a Certain Number of Days via the Terminal | For example, let's say you currently do non-incremental backups of your data on a daily business. If you don't keep an eye on it, pretty soon your backup folder will run out of space and your system would come crashing down - so maybe it ... (CodeUnit)
jQuery: Bind Multiple Different Elements to a Function | The question for today is how to bind a single function to multiple different elements (in other words, elements with either different classes or IDs) in a single call. Well actually, this is remarkably simple, but only because I JUST discovered that since day 1, jQuery ... (CodeUnit)
Ubuntu: Nicest Way to List a Folder's Contents from the Terminal | This short little note is intended entirely for my own usage because believe it or not, I am somehow forever forgetting the switches needed to make the bog standard list (ls) function output something that I can easily ready. ls -l -h -a There. That will help ... (CodeUnit)
Ubuntu Server: How to Change Your Hostname | Changing the hostname of your Ubuntu server installation is a pretty simple affair. To view the current hostname of your system, simply enter hostname. Now to affect a termporary change of hostname, you could simply use: sudo hostname mynewhostname However, be careful here as this is really just a ... (CodeUnit)
Ubuntu Terminal How to Copy a File to or from a Remote Machine using SCP | SCP is a powerful utility that allows us to securely copy files between remote machines. What makes it even more powerful is the ability to add it to scripts and so for today's quick tutorial I will walk you through how you can go about ... (Tips, Tricks and Tutorials)
Ubuntu Terminal: How to Delete a System User Account | To delete a user account off your Ubuntu server or desktop via terminal is pretty simple, thanks to the useful userdel command. Given the username of the user account to delete, simply run: Of course, in the usual fashion of not giving you any feedback unless asked ... (Tips, Tricks and Tutorials)
Ubuntu Terminal: How to ssh-copy-id When the SSH Port is not 21 | For the most part, the default port for SSH access into a Linux machine is 22. However, many people change this default in the name of security, meaning that for most of our function usage, we simply need to use the -p port number switch ... (CodeUnit)
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