Author Archives: Bruno Pedro

FPC: a floating-point compressor

FPC is a very fast lossless compressor with better results than most traditional algorithms: FPC compresses linear sequences of IEEE 754 double-precision floating-point values by sequentially predicting each value, xoring the true value with the predicted value, and leading-zero compressing the … Continue reading

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Three things to remember

Three simple things that can make all the difference. talk about things you’ve done, not about things that you wish you did; measure reactions to everything you do, react by changing things if needed; stop planning and just do it!

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node-fs

Following my previous post about recursive directory creation with nodejs, I created the node-fs repository on github. node-fs is a way to extend nodejs original fs library, adding recursive directory creation to the mkdir() and mkdirSync() functions.

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Is OAuth Really Secure?

“Is OAuth Really Secure?” is the title of a talk I gave at the IBWAS’10 conference, last December. Is the OAuth protocol really secure? Even though the OAuth authorization protocol has been published as the RFC 5849 and is being … Continue reading

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MapReduce literature

Just a quick note to point to two valuable MapReduce related resources: “MapReduce: Simplified Data Processing on Large Clusters“, by Jeffrey Dean and Sanjay Ghemawat: the original paper describing Google’s MapReduce strategy; MapReduce is a programming model and an associated implementation … Continue reading

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