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Recovering from a corrupted git repo
I do a lot of work on the go. Offline. Sometimes it takes a long time to push changes to a remote repository. As always, Murphy’s law applies, and the one repo that explodes into my face is the one...
View ArticleFormatting PostgreSQL CSV logs
The problem Today I needed to keep an eye on PostgreSQL logs. Luckily, I decided upon installation to log everything using the “csvlog” format. But there’s a small catch, depending how you read that...
View ArticleUploading the contents of a variable using fabric
More than once I needed to create files on the staging/production box which I had no need of on the local development box (For example complex logging configuration). This fragment contains a simple...
View ArticleAutomagic __repr__ for SQLAlchemy entities with primary key columns with...
According to the Python documentation about __repr__, a call to repr() should give you a valid Python expression if possible. This is a very useful guideline. And it is also something I I like to...
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Introduction to google-closure with plovr
I’m about to embark on a quest to understand the development for custom google-closure components (UI widgets if you will). Reading through the relevant section in “Closure – The Definitive Guide”...
View ArticleColourising python logging for console output.
I’ve seen my fair share of code fragments colourising console output. Especially when using logging. Sometimes the colour codes are directly embedded into the format string, which makes it really hairy...
View ArticleSetting up Cygwin/X
Setting up Cygwin/X In this article we will set-up Cygwin with an X11 server so you can use X11 forwarding to run remote graphical applications on Windows. To allow a passwordless log-in, we will use...
View ArticleOptimising the ipaddress module from Python 3.3
As of Python 3.2, the “ipaddress” module has been integrated into the stdlib. Personally, I find it a bit premature, as the library code does not look to be very PEP8 compliant. Still, it fills a huge...
View Articlepostfix config from scratch.
There are many postfix tutorials out there. I’ve always wondered what the hell I was copy/pasting onto my system and decided to start (nearly) from scratch. I took one of those tutorials (don’t...
View ArticleBasic Postfix Config, Backed by PostgreSQL
Following my previous post, I now have a working config with PostgreSQL. This post is meant to set up a config which is “just enough” to get postfix working with PostgreSQL. There are many tutorials...
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