#308 — April 17, 2020

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Golang Weekly

Broccoli: Using Brotli Compression to Embed Static Files in Go — There’s been talk about making static file embedding a standard part of Go, but for now you might find this project interesting. It uses the Brotli compression system to embed a virtual file system of static files in your Go executables as tightly as possible.

Aletheia

How Thanos Would Program in Go — An introduction to the Thanos Go Style Guide built for Thanos, the distributed metrics system project, not the Marvel super-villain, BTW ????

Bartek Płotka

Introducing GoLand 2020.1 — A variety of upgrades for Go Modules support, code-editing features that require little to no interaction from the user, an expanded code completion family, and more! Try free for 30 days.

GoLand sponsor

Understanding Bytes in Go by Building a TCP Protocol — There is a lot more in this long-ish tutorial than just learning about bytes. This is great if, let’s say, you are stuck at home and need a challenge. (Note: If you’ve got deja-vu, we linked this in last week’s brief non-issue.)

Ilija Eftimov

Ebiten 1.11.0 Released: The Go 2D Gamedev Library — Ebiten is one of those genuine gems of a project. Maybe use it to take part in this weekend’s Ludum Dare game jam? More Go entries would be neat..

Ebiten

Generics in Go: How They Work and How to Play With Them — Generics are a lot closer than you might think. So much so that you can try them today in a browser or compile locally.

Chris Brown

???? Jobs

Senior Software Engineer (Go) – 100% Remote (UK/EU Only) — Form3 is building the most exciting banking technology on the planet and are looking for Talented Engineers to join the team.

Form3

Golang Developer at X-Team (Remote) — Join X-Team and work on projects for companies like Riot Games, FOX, Coinbase, and more. Work from anywhere.

X-Team

Find a Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers. Create a profile to get started.

Vettery

???? Articles & Tutorials

Statically Compiling Go Programs — If you thought all/most Go binaries were static, you might be surprised to find out that some core packages use cgo code and result in dynamically linked libraries.

Martin Tournoij

How To Create Testable Go Code — Structure your code and tests to be mockable, testable, and maintainable, even if it calls external services.

Dave Wales

The Go Security Checklist — Ensure the infrastructure and the code of your Go applications are secure with the latest actionable best practices.

Sqreen sponsor

Build Your Own Neural Network in Go — A beginner’s guide to building the simplest parts of a neural network completely from scratch.

Dasaradh S K

'How I Built a Cloud Gaming System with WebRTC and Go'

Thanh Nguyen

???? Code & Tools

podcast-cli: A Podcast Player with a Terminal-Based Interface

Goulin

Godocgen: A Go Documentation Generator — Godocgen can output to multiple formats/destinations, making it easy to host as a static site. More background here.

Holloway Chew Kean Ho

3mux: An i3-inspired Terminal Multiplexer — Imagine something like tmux but easier to learn and with sensible defaults. Plus, it’s written in Go so you can tweak it as much as you like :-)

Aaron Janse

Micro 2.5: A Go Micro Services Development Framework

Micro

Beta Launch: Code Performance Profiling - Find & Fix Bottlenecks

Blackfire sponsor

Goph: A Native Go SSH Client — Supports connections using passwords, private keys, keys with passphrases, doing file uploads and downloads, etc.

Mohamed El Bahja

GeoDB: A Persistent Geospatial Database with Geofencing and Google Maps Support — Built using Badger gRPC and the Google Maps API. Track the geolocation of objects across boundaries or in relation to other objects.

Coleman Word

oneinfra: A 'Kubernetes as a Service' Platform — Provide or consume Kubernetes clusters at scale, on any platform or service provider.

oneinfra

Gocorona: Track COVID-19 Statistics From Your Terminal — A short and sweet demonstration of what you can throw together quickly using termui, a customizable Go-powered terminal dashboard and widget library.

Ayooluwa Isaiah

#309 — April 24, 2020

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Golang Weekly

Go Developer Survey 2019 Results — The annual survey results are here but calculated differently than in previous years. See how the community feels, what tools we use, and what we’re really using Go for.

The Go Blog

Fiber: An Express.js Inspired Web Framework for Go — If you know Express (from the Node world) than Fiber will look very familiar. It supports middleware, WebSockets, and various template engines, all while boasting a low memory footprint. Built on top of FastHTTP.

Fiber

We Now Offer Remote Go, Docker or Kubernetes Training — We offer live-streaming remote training as well as video training for engineers and companies that want to learn Go, Docker and/or Kubernetes. Having trained over 5,000 engineers, we have carefully crafted these classes for students to get as much value as possible.

Ardan Labs sponsor

A Comparison of Three Programming Languages for Bioinformatics — This is quite an academic piece but basically Go, Java and C++ were put head to head in an intensive bioinformatics task. The good news? Go won on memory usage and beat the C++17 approach (which was admittedly less than ideal) in performance. The team in question chose Go going forward.

BMC Bioinformatics

Go for Cloud — A Few Reflections for FaaS with AWS Lambda — A response to a this article about Go’s pros and cons in the cloud. You should read both.

Filip Lubniewski

???? Jobs

Enjoy Building Scalable Infrastructure in Go? Stream Is Hiring — Like coding in Go? We do too. Stream is hiring in Amsterdam. Apply now.

Stream

Golang Developer at X-Team (Remote) — Join the most energizing community for developers. Work from anywhere with the world's leading brands.

X-Team

Find a Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers. Create a profile to get started.

Vettery

???? Articles & Tutorials

An Introduction to Debugging with Delve — If you’re in the “I don’t really use a debugger..” camp, Paschalis’s story and brief tutorial might help you dip a toe into the water.

Paschalis Tsilias

Object Ordering in Go — This is all about object comparison and the types of comparisons that are allowed in Go. Reading this post > Not reading this post.

Eyal Posener

How to Manage Database Timeouts and Cancellations in Go — How to cancel database queries from your app and what quirks and edge cases you need to be aware of.

Alex Edwards

The Go Security Checklist — From code to infrastructure, learn how to improve the security of your Go applications with the Go security checklist.

Sqreen sponsor

Data Logging with Go: How to Store Customer Details Securely — Specifically, this looks at using custom protobuf FieldOptions to mark fields as OK to log and reflection to check those options.

Vadzim Zapolski-Dounar

How to Install Go in FreeBSD in 5 Minutes — You can use a package manager, but this way has advantages and it’s easy.

Jeremy Morgan

???? Code & Tools

Fynedesk: A Fyne-Powered Full Desktop Environment for Linux/Unix — Previously we’ve linked to Fyne, a Go-based cross-platform GUI framework, but now it’s been used to create an entire Linux desktop environment!

Fyne.io

Lockgate: A Cross-Platform Locking Library — Has support for distributed locks using Kubernetes and OS file locks support.

Flant

Pomerium: An Identity-Aware Secure Access Proxy — An identity aware access-proxy modeled after Google’s BeyondCorp. Think VPN access benefits but without the VPN. Built in Go, naturally.

Pomerium

Beta Launch: Code Performance Profiling - Find & Fix Bottlenecks

Blackfire sponsor

Apex Log: A Structured Logging Package for Go — Inspired by Logrus.

Apex

mediary: Add Interceptors to the Go HTTP Client — This opens up a few options: tracing, request dumping, statistics collection, etc.

Here Mobility SDK

iso9660: A Go Library for Reading and Creating ISO9660 Images — The use cases for this will be a bit niche. The author created it to dynamically generate ISOs to be mounted in vSphere VMs.

Kamil Domański

pxy: A Go Livestream Proxy from WebSockets to External RTMP Endpoints

Chua Bing Quan

#310 — May 1, 2020

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Golang Weekly

An Interview with Go's Rob Pike — Go’s co-creator answers some big picture questions about Go’s status, history, and future. “Go has indeed become the language of cloud infrastructure,” says Rob.

Evrone

???? What's Coming in Go 1.15 — This presentation covers all the major sections: tooling, performance, API changes, and the Big Ones, like the aforementioned smaller binaries. Fingers crossed for a final release in August.

Daniel Martí slidedeck

Troubleshoot Golang App Issues with End-To-End Distributed Tracing — Trace requests across service boundaries to optimize bottlenecks by drilling into individual traces end-to-end with flame graphs. Correlate Golang traces with related logs and metrics for fast troubleshooting. Enhance performance with a free Datadog APM trial.

Datadog APM sponsor

Debugging Go Programs using Delve — The recent Go community survey showed that most Go developers use text-based logging (e.g. with fmt.Print()) to debug, but if you want to step things up a notch, this is a gentle intro to Delve.

Naveen Ramanathan

My Journey Optimizing The Go Compiler — Assel explains how a simple task evolved into a legitimate compiler optimization (aimed at 1.15) and proves we should all have a curious mind.

Assel Meher

The 'Ultimate' Go Study Guide — A large repository of code examples with comments and notes from Hoanh’s attempt at learning the language. If you pick up concepts well from straightforward examples, this is worth a look.

Hoanh An

???? Jobs

Software Engineer at HiPeople (Remote/Berlin) — Fast-moving startup (backed by top tier VCs) shaping the future of modern recruiting is looking for engineers who love working with Go.

HiPeople

Find a Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers. Create a profile to get started.

Vettery

???? Articles & Tutorials

Making a Multiplayer Game with Go and gRPC — Started as a (somewhat ambitious) project to learn Go, Sam walks us through the algorithms, design decisions, mistakes, and where Go helped and hurt the game.

Samuel Mortenson

Documenting a Go GitHub Repo — Or, “How to Keep the README in Your GitHub Repo in Sync with Your Go Doc.”

Eyal Posener

The 5 Crucial PDF & Office Features For Corporate Apps in Pure Go — UniDoc develops pure Go libraries for managing PDF and Office files since 2016. Here are the features developers use the most.

UniDoc sponsor

▶  Discussing Building Immediate Mode GUIs in Go — Elias Naur, creator of Gio, joins the popular Go podcast to discuss building GUI apps with Go, the pros and cons of immediate vs retained mode and examples of each.

Go Time Podcast podcast

The Creation of a Realtime Patient Monitoring System with Go and Vue in 3 Days — This is the Go content I am here for. Connecting with monitoring devices and leveraging Go’s strengths to create a helpful, distributed application. Great work.

Kasun Vithanage

Add It Up: Azure’s Go Problem — Here’s one takeaway from the Go Developer Survey. Of the major clouds, Azure is the one Go developers seem least enamored by.

Lawrence E Hecht

Why You Should Generally Be using the Latest Version of Go — No surprising arguments here.

Chris Siebenmann

???? Code & Tools

XLSX: A Library for Reading and Writing XLSX (Excel) Files — Got spreadsheets? Want to make spreadsheets? There’s a lot you can do with them here.

Geoffrey J. Teale

SQLBoiler: Generate a Go ORM Tailored to Your Database Schema — A long standing library that has now switched to modules.

Volatile Technologies Inc.

Decimal: Arbitrary-Precision Fixed-Point Decimal Numbers for Go — The library laments that it can only support decimal numbers with up to 2^38 digits after the decimal point so take care ????

Spring Engineering

Beta Launch: Code Performance Profiling - Find & Fix Bottlenecks

Blackfire sponsor

Redigo: A Go Client for Redis — In related news, Redis 6.0 has just been released.

Gary Burd

ntp: Facebook's NTP Libraries — NTP stands for “Network Time Protocol”, if you were wondering. Basically, clock synchronization.

Facebook Incubator

grobotstxt: A Native Go Port of Google's Robots.txt Parser and Matcher Library — Now you can crawl your own site, just like Google does.

Jim Smart

A Compiler for a Small Custom Language Into x86-64 Assembly — One of those ‘labor of love’ type projects that you might enjoy poking around in. You won’t use this project directly, but you might be intrigued how to create a similar compiler for your own thing.

Maurice Tollmien

MIDAS: Microcluster-Based Detector of Anomalies in Edge Streams — A Go reimplementation of this C++ version.

Steve Tan

Liftbridge 1.0: Lightweight, Fault-Tolerant Message Streams — A server that implements a durable, replicated message log for the NATS messaging system.

Liftbridge

#311 — May 8, 2020

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Golang Weekly

Caddy 2: The Go-Powered Web Server with Automatic TLS — After over a year of redesign, Caddy 2 has a new architecture to v1. If you want a new HTTPS server that ‘just works’, Caddy is well worth a look IMO. Its lead creator, Matt Holt, answered lots of questions on this Hacker News thread about the release.

Caddy Web Server

Rek: An Easy HTTP Client for Go — The inspiration here is from Python’s very well known and highly esteemed Requests library.. so the Pythonistas among you might like this!

Luc Perkins

Modern Redis Features with RedisGreen — Online upgrades to the latest Redis 6.0 features, memory mapping, key size tracking, and more.

RedisGreen sponsor

Life Without Line Numbers — There’s a lot of buzz around reducing the size of Go binaries (1.15 does so by ~6%) and here’s another tactic: reduce the precision of the position information. The gain is 2-6%, depending on how far you take it.

Josh Bleecher Snyder

▶  Discussing Black Hat Go — “Are you excited to learn about hacking and that?” Got an hour? Roberto Clapis, a security engineer at Google, and Tom Steele, a co-author of Black Hat Go, join the Go Time team to discuss security, penetration testing, and more.

Go Time Podcast

???? Jobs

Enjoy Building Scalable Infrastructure in Go? Stream Is Hiring — Like coding in Go? We do too. Stream is hiring in Amsterdam. Apply now.

Stream

Find a Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers. Create a profile to get started.

Vettery

???? Articles & Tutorials

Mid-Stack Inlining in Go — Inlining a function can lead to serious performance gains, so why not do it for everything? Well, there are always trade-offs.

Dave Cheney

Asynchronous Preemption in Go 1.14 — How the new preemption implementation works, including the use of a lesser-known signal (SIGURG).

Vincent Blanchon

Why Are My Go Executable Files Larger Than My Source Code? — We built a data visualization tool to find out. Here’s how we built it, and what we learned.

Cockroach Labs sponsor

Accelerating Aggregate MD5 Hashing Up to 800% with AVX512 — The culmination of this work is md5-simd, a Go library that performs such rapid MD5 hashing (when running concurrently). The use cases here are quite restricted but you may appreciate seeing how such things are implemented for any high end SIMD wrangling you need to do one day.

MinIO Blog

▶  A Beginner's Guide to gRPC in Go — There’s a written version of the tutorial if you dislike videos.

TutorialEdge

Four Steps to Daemonize Your Go Programs — Daemons are programs that run as non-interactive background processes (e.g. background job processors, Web servers, database systems).

Ilija Eftimov

Go as a Scripting Language? — There’s plenty of folks that use Go as a scripting language, but there are challenges around REPLs and shebang support. Some of these challenges are being addressed today.

Segio De Simone

???? Code & Tools

UUID 3.3: A Pure Go Implementation of UUIDs — A pure Go implementation of Universally Unique Identifiers (UUID) as defined in RFC-4122 covering versions 1 through 5.

The Go Commune

Reed-Solomon: A Reed-Solomon Erasure Coding Library — A Go port of a Java library built by Backblaze that does Reed Solomon erasure coding (a way to send or store data in a larger form that’s resilient to data loss). Boasts operation of over 1GB/sec per core.

Klaus Post

ko 0.5: Build and Deploy Go Apps on Kubernetes — ko’s objective is to “to make containers invisible infrastructure.” It’s been rapidly maturing in the past few months too.

Google

Monitor the Health and Performance of Your Golang Apps with Datadog APM. Free Trial

Datadog APM sponsor

Tengo 2.2: A Fast Embeddable Script Language for Go — Quite a mature project now and worth a look if you need to add some dynamic scripting to your code.

Daniel Kang

UniPDF 3.7: A Library for Creating and Processing PDF Files — Pure Go, which is neat, but note it’s dual licensed: AGPL for open source, commercial for closed source projects.

UniDoc

Mockery: A Mock Code Generator for Go Interfaces

Vektra

Dynamo: An Expressive DynamoDB Library

Greg Greg

???? Two Fun Side Projects

gasm: An Experimental WASM Virtual Machine for Gophers — “I did this just for fun and for learning WASM specification.” Nonetheless, it works with basic examples.

Takeshi Yoneda

thdwb: A Homebrew Web Browser and Rendering Engine — Another experimental, fun learning project. You won’t be using it for your day to day browsing any time soon but projects like this keep the imagination fueled up.

Danilo Fragoso

It'd be quite cool to link to more fun Go experiments and side projects actually, so let us know if you work on any. Bonus points for games, musical, or Web experiences ????