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XML / JSON parsing trick #speed

Lately I needed to put my hands on performance issues in one project - I’ve rummaged through NewRelic a bit and noticed that the most time consuming actions were those that used external API requests. At first glance, I’ve thought the external API is responsible for the mess but well - breakdown shows in the controller request that overall lasts 1 second, the external API response is 48ms. All the rest is XML parsing.
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_The counter’s”prototype”. It’s a really simple design, just two buttons, LEDs, resistors and a couple of wires._ Have you already noticed a speedometer at our homepage...
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Strict peer code review

We push more than 250 commits every day. More than 30 people work on 15 projects. How do we keep the quality high and in the same time make sure that the best practices are spreading within the team and mistakes are not being repeated?
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We have fallen madly in love with Ruby some time ago. Take a go yourself but… look out, it’s highly addictive! Well, you have been warned… Now… Below you’ll find a handy collection of Ruby resources.
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Hipbot for your HipChat

Hipbot came to life at one of Netguru’s famous hackathons, where all devs come together and write something cool in a couple of hours.
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Recently, I had a chance to contribute to a nice Ruby gem called Checker. As the name suggests, It’s an utility for checking source files.
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