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Troy's Blog: November 2011
http://blog.troyastle.com/2011_11_01_archive.html
A place to record obscure technical facts before I forget them. Tuesday, November 29, 2011. Using - exclude-from in rsync. I've been toying with some rsync. Scripts tonight and after reading the rsync man page. I still needed a little trial and error to determine the exact behaviour of the. Flag specifies a file that contains exclude patterns (one per line). The rsync man page is VERY detailed on the subject of filters and how they can be used. All of the ".DS Store" files. Temporary Items .DS Store.
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Troy's Blog: July 2010
http://blog.troyastle.com/2010_07_01_archive.html
A place to record obscure technical facts before I forget them. Thursday, July 22, 2010. Building a ARM powered Debian VM with QEMU on Ubuntu Lucid. I have recently spent some time trying to get an emulated ARM machine up and running on an x86 Ubuntu Lucid host. Initially I wanted Ubuntu for the client OS but I found that the only ARM installers available were for the Ubuntu Netbook Edition, which does not suit my needs at this point. So I went with Debian Lenny (the current Debian stable. Trastle$ wget ...
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Troy's Blog: June 2014
http://blog.troyastle.com/2014_06_01_archive.html
A place to record obscure technical facts before I forget them. Sunday, June 15, 2014. Cloud Foundry Summit 2014 Lighting Talk. At this year's CF Summit. I was given the opportunity to speak with my colleague Matt Johnson. About using Cloud Foundry. And BOSH at Cisco. The talk covers some of the pain points we had adopting Cloud Foundry, how things have improved and the open source automation pipeline we built to reliably deploy and test our Cloud Foundry installations. If you want to take a look.
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Troy's Blog: February 2012
http://blog.troyastle.com/2012_02_01_archive.html
A place to record obscure technical facts before I forget them. Friday, February 10, 2012. Bash function to show the linked locations of a binary. Command on Linux will show you the location, from your PATH. That a binary will be executed from. Trastle@w500: $ which javac /usr/bin/javac. This is very useful, however often you will find that the location in your PATH is actually a symbolic link to another location. Trastle@w500: $ which java xargs readlink $1 /etc/alternatives/java. Posted by Troy Astle.
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Troy's Blog: October 2010
http://blog.troyastle.com/2010_10_01_archive.html
A place to record obscure technical facts before I forget them. Friday, October 15, 2010. Upgrading from Lucid to Maverick using a local mirror. I maintain a local Ubuntu mirror in our Lab at work. This morning the first user tried to update from Lucid to Maverick. There was a couple of teething issues but with a couple of changes it went off without a hitch. Step 1: Correctly specify your mirror to the Software Sources dialog:. Applications - Accessories - Terminal). Open your list of mirrors:. The foll...
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Troy's Blog: March 2014
http://blog.troyastle.com/2014_03_01_archive.html
A place to record obscure technical facts before I forget them. Tuesday, March 4, 2014. Setting the Disk Quota for your Cloud Foundry apps. Setting the disk quota using a manifest. It is possible to set the disk quota for an application using the application's. The required property is disk quota:. Applications: - name: testapp-large-disk memory: 512M instances: 1 disk quota: 3072 path: . Setting the disk quota manually. You will need to set the. Posted by Troy Astle. Content by Troy Astle.
blog.troyastle.com
Troy's Blog: June 2011
http://blog.troyastle.com/2011_06_01_archive.html
A place to record obscure technical facts before I forget them. Sunday, June 26, 2011. Run scripts when gnome-screensaver starts or stops in Ubuntu. For a project I have been playing with I need to be able to run a script when gnome-screensaver starts or stops on Ubuntu (10.04). Python offers a great dbus library. Which allows signal receivers to be registered with dbus resulting in an efficient event listener. On to the script. Step 1: Setup the required files and directories. Usr/bin/env python from go...
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Troy's Blog: May 2013
http://blog.troyastle.com/2013_05_01_archive.html
A place to record obscure technical facts before I forget them. Thursday, May 23, 2013. Move the window controls to the left in Chrome on Ubuntu. I regularly switch between using Mac's and Linux machines at home and at work and as such I like to keep my window controls consistent across machines. My home machine is a Mac running OSX 10.08 and my work Laptop runs Ubuntu Linux 13.04 with Gnome Shell. Both of these desktops have their window controls on the left in the same order:. Posted by Troy Astle.
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Troy's Blog: February 2013
http://blog.troyastle.com/2013_02_01_archive.html
A place to record obscure technical facts before I forget them. Wednesday, February 27, 2013. Raspberry Pi Weather Station = A bit of fun. Over the past six months or so I have been working on a new release of the UK Met Office's WOW service. It's been a fun project so when my Dad's birthday rolled around earlier in the year I decided the best way to show him what I was working on was to give him a weather station and hook it up to WOW. In the end I bought him a USB weather station. And a Raspberry Pi.
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Troy's Blog: November 2009
http://blog.troyastle.com/2009_11_01_archive.html
A place to record obscure technical facts before I forget them. Saturday, November 21, 2009. Proxy environment variables and sudo in Ubuntu. At work we use a proxy server to access the internet from our test network. We also have an internal Ubuntu mirror on the test network to install updates and packages, this server must be accessed by the test machines directly without the proxy. In Ubuntu these variables are all set in the /etc/environment. File On my test system this file contains the following:.
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