Posts

  • Linters

    Linter is any tool that detects and flags errors in programming languages, including stylistic errors. - Wikipedia

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  • Notes about Ansible

    My favorite Ansible tools and personal contributions towards Ansible.

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  • Notes about SSH

    Random notes about ssh config and related topics.

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  • VirtualBox notes

    Problem:

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  • Streamlining Photo-a-Day posts

    It is day 339 on my photo-a-day project (started on Jan 1, 2013). As part of the project, I am each day posting one photograph (from given day) to www.ylitalot.com. Technical setup is based on Octopress blogging software in home computer and Amazon S3 as a website for static html and image files. Big part of the year, publishing was done by copying markdown file from previous day to a new filename, modifying it, regenerating blog content and copying it into Amazon.

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  • Doctest in Python

    My Assets on Octopress script needed couple modifications and I felt that it was good platform for doing unit tests. Python has nice test framework called doctest, which allows you to insert unit test cases as comments in your python code. My current tests are done for methods that don’t recover mockups (for things like file system access) and simply return strings, lists and such to caller.

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  • Notes about Puppet

    Puppet doesn’t like symlinks

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  • Notes about IPTables

    Mandatory lines for NAT instance

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  • Chef without Chef server

    There are couple alternatives available if you wish to use Chef in your infrastructure, but don’t have budget to setup hosted Chef service. So far I’ve seen one based on Git and another based on AWS S3.

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  • Notes about Chef

    Problem with knife bootstrap:

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