Enthusiastically embracing test-driven development as always, we attempt to write a minimal clone of a useful tool, towncrier, which allows us to buil… ...more

I was scared to do it, but it was actually fine! This time we look at the quickest way to split up massive text files into separate lines, first by im… ...more

Checking out whether memmap can help us read very large files as fast as possible, and wondering how wc manages to be so fast. This is the next bit of… ...more

Excitingly, our temperature parser can be trivially extended to find the start of the temperature, so we can use it to parse the whole line! Follow m… ...more

Improving the benchmarks of our Billion Row Challenge, and playing with some improved implementations. Follow me on mastodon: @andybalaam@mastodon.so… ...more