Always Tackle the Biggest Challenge First

Have you ever worked on a software project and it got more and more complex the longer you worked on it? You started building some features, but once you got to the heart of the big task that has an important business impact, the code already got so complex that you struggle to implement the most…

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Website Regression Testing with sireg

Have you ever tested whether all pages of a website return with a 200 status code before you deployed to production? No? Then let me introduce sireg: a tool for website regression testing. Over a year ago, I wrote an article on how I regression test the sitemap of my website before I deploy an…

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Analyzing Cloud Foundry Access Logs

The gorouter component of Cloud Foundry routes all incoming HTTP requests to their target containers and writes all requests to an access log. Each access log entry produced by the gorouters contains a lot of information you would typically receive in other web server access logs as well. This blog…

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Documenting Architecture Decisions

Take a moment and think of a big architectural decision you made in your last project. That one point were you started just with the problem description and had to choose either to go one way to solve it or the other. That was a tough decision to make, right? Now, can you know show me based on what…

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Logging Extra Headers with Cloud Foundry

A Cloud Foundry deployment can be configured to log extra HTTP headers on every request to enrich the log messages produced by the gorouters. This is highly useful to add trace headers to all requests going through the Cloud Foundry deployment. As of writing this, there is a configuration option…

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