Analysis and review of foreign affairs, national security, & strategy.

Patrick McLaren

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Software Engineering

Benchmarking JavaScript

Benchmark.js

This is just a short note on benchmarking JavaScript code. I recently found the Benchmark.js library, which is used in the popular service jsPerf. It's easier than ever to start benchmarking your JS code! Now you've got no excuse.

Benchmark.stats

Have a look through the API docs. The library has a simple stats object, Benchmark.prototype.stats, which includes mean, margin or error, and standard deviation.

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Git Rebase: Change base branch

The following is a paraphrasing of the man page for git-rebase[1]. Suppose you have a feature branch feature/example-part1 forked from master and start working on another branch feature/example-part2 based on feature/example-part1, e.g. o---o---o---o---o master \ o---o---o---o---o feature/example-part1 \ o---o---o feature/example-part2 Now, suppose feature/

Jacoco Code Coverage on Android

Alright, so you want to determine how well your test coverage is on Android? Good news, Android Tools has test coverage support since [http://tools.android.com/tech-docs/new-build-system] 0.10. It's fairly simple to get working if you don't fight it. First, add testCoverageEnabled = true to your buildTypes.debug

Asynchronously Managing Fragments

I recently had several issues with the creation and management of a Fragment [http://developer.android.com/guide/components/fragments.html]based on the result of an asynchronous operation. Now, right of the bat, I'll mention that Google specifically recommends against doing this, see here [https://groups.google.com/d/