Cleaning up the inbox
2006-09-03 - Cleaning up the inbox I started refiling my inbox. It is too full! I've moved most of them to vertical files in my desk drawer, neatly labeled. My goal is to eliminate paper from my desk....
View ArticleEuphemisms for share price movements
2006-11-08 - Euphemisms for share price movements In Market catches breath after record pace I can see a huge variety of euphemisms for share price rises and falls. Let's categorise them ... Fallsfell...
View ArticleRandom numbers
2007-02-14 - Random numbers 09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0
View Articleraid1 superblock version
2007-02-17 - raid1 superblock version It seems that the software raid1 superblock version 1.0 is not fully supported by linux. I created two raid1 arrays, one with a version 0.90 superblock and the...
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LifeView TV Walker Twin
2007-03-20 - LifeView TV Walker Twin Firmware for the LifeView TV Walker Twin (DVB-T USB digital TV receiver) can be found here at dvb-usb-tvwalkert.fw. Copy the file (without renaming it) into...
View ArticleThe bank, a law unto itself
2008-02-09 - The bank, a law unto itself Importing my bank account history today from a CSV file exported by the bank's website, as I do every month, and the import failed. The reason was that the bank...
View ArticleOpenVZ virtualisation
2008-02-14 - OpenVZ virtualisation To run linux guests I can highly recommend OpenVZ. It's a container system - you run only the host kernel which is modified to implement isolation between containers...
View ArticleLinux vsplice export fix for OpenVZ
2008-02-16 - Linux vsplice export fix for OpenVZ Here's a patch which I believe solves the recent linux local root problems, for the latest stable OpenVZ kernel (2.6.18-028stab053)....
View ArticleDistributed SCM
2008-04-25 - Distributed SCM I've become a recent convert to distributed SCM systems, particularly Mercurial and Git. Use of a distributed SCM is a much more sensible way to release open source...
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Scan and update ssh keys
2008-05-19 - Scan and update ssh keys Due to the recently exposed ssh key generation vulnerability, many ssh keys may need to be deleted and recreated. This tool may help with that. What it does is...
View ArticleNameVirtualHost *:80 has no VirtualHosts
2008-07-16 - NameVirtualHost *:80 has no VirtualHosts Have you seen this error? [Wed Jul 16 10:18:17 2008] [warn] NameVirtualHost *:80 has no VirtualHosts This is a particularly annoying message...
View ArticleForcing NFS to use consistent port numbers
2008-08-24 - Forcing NFS to use consistent port numbers NFS servers don't play nice with iptables when the daemons use random port numbers (which is the default in debian). To force consistent port...
View ArticleConfiguring IPv6 using AARNet's free broker
2008-08-25 - Configuring IPv6 using AARNet's free broker You can obtain IPv6 connectivity in Australia using the AARNet IPv6 Migration Broker if your ISP does not already provide IPv6. As at August...
View Articlednscache fails spectacularly on high latency connections
2009-06-08 - dnscache fails spectacularly on high latency connections Like most people I use dnscache extensively for name resolution within my network. All this worked fine until recently when my DSL...
View Articlednscache fixed
2009-06-13 - dnscache fixed I was able to solve the problem with dnscache. Basically, before sending each new request to a nameserver (for a particular query), dnscache would close the socket used for...
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Reverse-Engineering the LS30
2010-04-04 - Reverse-Engineering the LS-30 In February 2010, after long investigation, I purchased an LS-30 Alarm System From Securepro Security. Having moved recently, I needed an alarm system. I'd...
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LS-30 GSM interface
2010-04-09 - LS-30 GSM interface The LS-30 can notify an alert via its internal PSTN interface. There is also an optional GSM interface (pictured), which takes a SIM card and can be used instead of or...
View ArticleGPT, Grub and RAID
2010-04-16 - GPT, Grub and RAIDGPT is the Generalised Partition Table which is a new standard for partitioning a hard disk. Its advantages over the MSDOS partition table used since the 1980s are:larger...
View ArticleNo sound after upgrading to Ubuntu 9.10 (Karmic Koala)
2010-04-25 - No sound after upgrading to Ubuntu 9.10 (Karmic Koala)This affected my EEE 901. The symptoms were:No sound output on the laptop's built-in device (snd-hda-intel)When I plugged in a USB...
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