Golang Weekly Issue 44: February 5, 2015

A look at some common patterns from simple usage of channels to control and throttle concurrency to more complex patterns such as the CircuitBreaker which can be used to prevent cascading failures.

Matt Heath

JSON, Interfaces, and go generate

Slides from a recent talk that look at various ways of deserializing JSON into a Go struct.

Francesc Campoy

Context and Cancellation of Goroutines tutorial

dahernan

Walking Trees Through Go's Concurrency tutorial

Toni Cárdenas

Introducing gocraft/dbr: Additions to database/sql for Faster Performance and Convenience tutorial

UserVoice

Achieving Type Generic Functions in Go, without using Reflections

motemen

Code, Libraries and Tools

nitrogen: A Simple Dependency Manager for Go tools

Luca Chiricozzi

Neo: A 'Blazing Fast' Go Web Framework code

With a simple Sinatra-like API, it supports automatic reloading and recompilation.

ivpusic.github.io

crowbar: Tunnel TCP Over A Plain HTTP Session code

Sergiusz Bazański

iocontrol: Measure and Throttle The Rate At Which Data Is Transferred code

Offers io.Writer and io.Reader implementations that let you measure and throttle the data rate.

Antoine Grondin

pgopher: A Static Binary to Run Postgres Commands code

Don’t want to have psql installed on a certain system? pgopher uses the pure Go Postgres driver to let you issue commands directly.

Long Nguyen

pt: A Path Tracer Written in Go code

An intensive but beautiful way of rendering 3D scenes that have realistic lighting.

Michael Fogleman

Bampf: A Simple 3D Arcade Style Game Built in Go code

It’s also on the Mac App Store and I’m encouraging the author to write up the process.

Galvanized Logic