http://povich.co.uk/wiki/ 2008-11-19T21:02:43+00:00 http://povich.co.uk/wiki/ http://povich.co.uk/wiki/lib/images/favicon.ico text/html 2008-04-10T18:44:56+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=svn&rev=1207849496&do=diff Change a log message First, make a post-commit $ cd /var/lib/svn/test/hooks $ sudo cp pre-revprop-change.tmpl pre-revprop-change $ sudo chmod 755 pre-revprop-change $ sudo chown www-data pre-revprop-change $ sudo chgrp www-data pre-revprop-change text/html 2008-03-22T11:30:59+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=trundle:blog&rev=1206185459&do=diff I've no idea how to document this - last time I kept very poor records and hence I've lost most of my work. I'm going to just chuck stuff up as it comes to mind and sort it later. 16 March 2008 Where has the year gone? Despite being so close to getting Trundle going wirelessly, I thought caution was the better part of valour, and before I let it loose 'untethered', I'd better do a bit of tidying and also add a few safety features. text/html 2008-03-22T11:24:17+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=trundle:index&rev=1206185057&do=diff Building a semi-autonomous robotic vehicle out of some old bits. What have I got? An old electric wheelchair: * 2x Dynamic 24V DC 8A continuous geared motors * 2x 12V 33Ah sealed batteries * Battery charger * Steel tubular chassis * Dynamic DL 4.2i controller text/html 2008-03-16T18:02:46+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=trundle:blog:jan08&rev=1205690566&do=diff Latest 13 January 2008 A bit of spare time so I add some refinement to the web page - a bit of JavaScript now updates the map marker every 5 seconds using a JSON request, and the webcam picture is now a single frame updated every 5 secs also for better performance and compatibility. text/html 2008-03-03T14:57:53+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=ec2&rev=1204556273&do=diff Preparation * Sign up for an Amazon AWS account, and the EC2 service * Get the EC2 Firefox UI extension for Firefox (lazy, but so much easier!) * Load your AWS access key and secret into a new set of credentials * In 'KeyPairs' tab create a new keypair and save the PEM to somewhere like C:\ec2\mykey.pem * In 'Security Groups' create a group permission Source CIDR 0.0.0.0/0 TCP/IP 22 (unless you want to lock SSH access down to specific IP addresses and CIDR 0.0.0.0/0 TCP 80 assumin… text/html 2008-02-26T09:59:23+00:00 Jim Whiteside http://povich.co.uk/wiki/doku.php?id=hideemail&rev=1204019963&do=diff function hideEmail($email) { // obfuscates email address to hinder bots // usage: hideEmail('jim@povich.co.uk'); list ($mailbox, $domain) = explode('@',$email); echo <<<EOM <script language="JavaScript"><!-- var name = "$mailbox"; var domain = "$domain"; document.write('<a href="mailto:' + name + '@' + domain + '">'); document.write(name + '@' + domain + '</a>'); // --></script> <noscript>$mailbox at $domain</noscript> EOM; }