replace string across multiple files with sed

Here’s a useful mac osx / linux trick that helps with replacing a string across multiple files using sed.

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mallopt disabling mmap

Here are some notes for using mallopt to disable mmap for potentially better performance.

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Pandas Data Frames notes

Here are my notes using dataframes in python pandas

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Use seaborn to draw heatmap on Mac

Here are my notes for a basic example that draws a heatmap on mac

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OpenMP numa and libnuma note

Some notes on using libnuma, and achieving some similar functionalities in openmp using task affinity and places.

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Benchmarking and Understanding NUMA performance on Intel(R) Xeon(R) CPU E5-2680 v3

Here are some notes on Intel Memory Latency Checker (MLC) and  NUMA performance on Intel(R) Xeon(R) CPU E5-2680 v3.

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Notes on Compression

Here are some useful slides and papers that I have been reading on compression of integers.

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