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Useful Cloudflare infos
Trying to set up CloudFlare Access and it seems that some information are hard to find: The tunnel communicates over 7844/udp (important in case you want/have a restrictive firewall and/or your cloud provider requires to configure the node-independent firewall) The authenticated user is specified by the Cf-Access-Authenticated-User-Email header. Other useful headers can be Cf-Connecting-Ip or…
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On benchmarks
Numbers every programmer should know and their impact on benchmarks Disclaimer: I don’t mean to be picking on the particular organizations / projects / people who I’ll mention below. They are just examples of a larger trend I observed. Sometimes (most of the times?) we forget just how powerful the machines in our pockets /…
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Proxying pypi / npm / etc for fun and profit!
Package managers for source code (like pypi, npm, nuget, maven, gems, etc) are great! We should all use them. But what happens if the central repository goes down? Suddenly all your continious builds / deploys fail for no reason. Here is a way to prevent that: Configure Apache as a caching proxy fronting these services.…
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Programming advent calendars for 2013
Programming advent calendars are posts/articles for a particular topic posted daily between the 1st and 24th of December. They are modeled on the advent calendars received by children on some countries which contain 24 doors for the 24 days of advent and behind each door is a piece of chocolate or other surprise which the…
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Cleaning up Google AppEngine Mapreduce Jobs
Do you use the Google MapReduce library on AppEngine? And do you have a lot of completed tasks which clutter your dashboard? Use the JS below by pasting it into your developer console to clean them up! (use it at your own risk, no warranty is provided :-)) schedule = function() { window.setTimeout(function() { var…