Leo on Tech

Powered by
WordPress

  • Enable vertical tabs in Google Chrome

    Note: Google unfortunately chose to remove the Side Tabs feature in Chrome 16. The instructions below will not work. *** I am a big fan of using vertical tabs in my browsing. Vertical tabs have several advantages: Their titles are always readable, even with 40 tabs open. They free up precious vertical space for content.…

  • Find a list of views marked inoperative

    When you drop and recreate a table, DB2 marks any views that query it inoperative. You will get the following error message if you try to query one of them: View or materialized query table “TRENDADM.IWM_CONVERSION”  cannot be used because it has been marked inoperative..  SQLCODE=-575, SQLSTATE=51024, DRIVER=3.61.65 This has changed somewhat in DB2 9.7…

  • Adopting a new WordPress theme

    After a pointer from rc3, I read an interesting article earlier today: Why you should never search for free WordPress themes in Google In short, 9 of the top 10 Google search results for free WordPress themes provide themes full of malware and spammy links. The one site that doesn’t is the official site. Unfortunately,…

  • Migrating from Delicious to Pinboard

    Yahoo is shutting down Delicious. I’ve been using Delicious to share links with friends for years, so this is not a good development from my perspective. The Metafilter discussion about possible alternatives points out Unalog, Pinboard, Diigo, and a few others. I took a look and decided that Pinboard is the best bet. What I…

  • Find out your SLES version and service pack level from command line

    I recently needed to find out the version of SLES that was running using the command line. This did the trick: cat /etc/SuSE-release

  • Protect yourself from FireSheep with HTTPS Everywhere

    FireSheep is a new Firefox extension that makes it very easy to take over other people’s Facebook/Twitter/etc logins on public wifi networks. This has always been possible for people familiar with HTTP internals, but FireSheep makes it accessible to a lay person. The author put out a detailed essay examining the causes of the security…

  • Going to CloudCamp on Tuesday Oct 26

    I’m heading to CloudCamp Toronto this Tuesday October 26 along with Antonio, Marius, and a few other people I know. Let me know if you are heading there too, so can  meet up and chat or maybe grab some food. Cheers, Leons Petrazickis

  • Batch file look-up table for month names

    The look up table goes in months.bat: :: one record per line :: = is the delimiter @echo 1=jan @echo 2=feb @echo 3=mar @echo 4=apr @echo 5=may @echo 6=jun @echo 7=jul @echo 8=aug @echo 9=sep @echo 10=oct @echo 11=nov @echo 12=dec Given a month number, you can then look up the month abbreviation as follows:…

  • Looking for help with DB2 support in MediaWiki

    MediaWiki is the PHP application underlying Wikipedia and other sites. Over the past couple years, I’ve spent some of my spare time to add DB2 support to it. Here’s where things stand now: Working: Installing on DB2 using the old installer Broken: Creating and editing articles Not implemented: Search Not implemented: Installing on DB2 using…

  • CCleaner utility for Windows

    CCleaner is one of my favourite utilities for Windows. It does several things very well. One of them is removing the temporary files that various applications leave lying around. For example, the Windows temporary files directory gets filled up with various installers that have a tendency to never be removed as well as fragments of…