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Go Newsletter
Issue 88 — December 10, 2015
Featured
The Cost and Complexity of Cgo
Cgo lets Go packages call C code (or code with C bindings) but you need to take care with overheads, memory management, and more.
Tobias Schottdorf
Go GC: Prioritizing Low Latency and Simplicity   video 
Rick Hudson discusses the motivation, performance, and technical challenges of Go’s low latency concurrent garbage collection and why the approach fits Go well.
InfoQ
Are Go Maps Sensitive to Data Races?
“[N]o, there is nothing wrong with Go’s map implementation. But if there is nothing wrong with the implementation, why do maps and panic reports commonly find themselves in close proximity?”
Dave Cheney
The Ultimate Guide to Building Database Driven Apps with Go
This free ebook contains years of collected wisdom from experts and is the fastest way to learn how to connect to a database from Go programs. After reading, you’ll know how to use database/sql properly, avoiding many mistakes and ensuring high performance and correct code.
Vivid Cortex   sponsored 
Smart Cryptography with Superdog and Vault
Superdog is a library for managing strong cryptography in development and test environments. It also includes a wrapper to Vault to manage your keys.
Brian Ketelsen
TiDB Alpha: An ACID-Compliant RDBMS Written in Go   code 
A distributed SQL database with the best features of both traditional RDBMS and NoSQL. It’s compatible with MySQL’s protocols so you can just drop it in.
PingCAP
Integration Testing in Go using Docker   tutorial 
A look at integration testing by having dependencies (such as MySQL) running in Docker containers. Dockertest will also help you accomplish this.
Ivan Daniluk
Go 1.5.2 Released   news 
Minor release with bug fixes to the compiler, linker, and the mime/multipart, net, and runtime packages.
Chris Broadfoot
In Brief
GopherCon 2016 Call for Proposals Coming Soon   news 
GopherCon 2016 takes place in Denver, Colorado next July 11-13. The CFP isn’t open till January 1, but there’s a lot of info already for anyone interested.
GopherCon
Gb 0.3.4 Released   news   tools 
Dave Cheney
Mastering Concurrency in Go   tutorial 
Learn how to use channels and idiomatic Go to build processor-efficient applications.
Outlearn   sponsored 
Hooking libc using Go Shared Libraries   tutorial 
Matt Bostock
6 Go Proverbs Illustrated with Code Examples   tutorial 
Greg Osuri
SSLv2 redux: Patching Go crypto/tls to Work with IE6   tutorial   code 
Only do this if you really have to.
Filippo Valsorda
Monitoring: Go real-time   tools 
Track any metric via ExpVars, then instantly graph, set alerts, and correlate with perf throughout your stack.
Datadog   sponsored 
Snap: A Powerful Telemetry Framework from Intel   code 
Snap is a plugin-based framework for enabling the gathering of telemetry from systems.
Intel SDI
dsv: A Library for Working with Delimited Separated Values (DSV)   code 
Mhd Sulhan
Rend: An In-Progress Memcached Proxy from Netflix   code 
A memcached proxy that manages data chunking and L1 / L2 caches.
Netflix, Inc.​
rexdep: Roughly Extract Dependency Relations from Source Code   code 
Not aimed at Go code specifically, but for use with code generically.
itchyny
Engine: A 2D Game Engine for Linux, Written in Go   code 
xojoc
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