Lessons GitLab Learnt When Debugging A Scaling Problem — GitLab, a popular alternative to GitHub, deals with over 300 Git-over-SSH connections per second so debugging a handful of broken ones is a serious undertaking. It makes for a great story though and you’ll definitely take something away from this one.

Craig Miskell

The Lines of Code That Changed Everything — A fantastic high level look at the bits of code that have ‘transformed our world’ from Spacewar and the JPEG algorithm to the Morris Worm and RSS.

Slate Magazine

Why Our Team Cancelled Our Move to Microservices — A headline like that was always going to attract my attention (and it did yours, too). An interesting story, though, and proof that no one architecture is a one-size-fits-all.

Steven Lemon

Start 2020 Strong. Ultimate Go Training: Charlotte, NC - January 27-29, 2020 — Take advantage of the early bird pricing and attend Bill Kennedy's Ultimate Go Training in Charlotte, North Carolina in January 2020. If you have a team of 5 or more engineers request a group discount here.

Ardan Labs sponsor

Everything I Googled in a Week as a Professional Software Engineer — I think most of us identified with things in this post.

Sophie Koonin

'How I Use The Good Parts of AWS, While Filtering Out All The Hype' — A rolled up Twitter thread that was very popular this year and raised some interesting points in how to use AWS well (which controversially involves avoiding Lambda, API Gateway, Kubernetes, and more..)

Daniel Vassallo on Twitter

Teaching A Cheap Ethernet Switch New Tricks — It's fair to say I'm a Ben Cox fanboy as all of his posts are so enjoyable to read. Here we get an interesting story of hacking a cheap router that involves running Go code on it. If you’re a networking/hardware geek who loves a good story, this is for you.

Ben Cox

Data Pipelines, Reinvented. Find Your Place at Fivetran — Rooted in Oakland, we are a fast-growing company hiring across software engineering, SRE, product, and data analytics. Come join us.

Fivetran

Find a Job Through Vettery — Make a profile, name your salary, and connect with hiring managers from top employers. Vettery is completely free for job seekers.

Vettery

All the Most Useful git Commands Showed Off in a Single Script — There’s a lot to digest here. I use about 5 of them to be fair :-)

Dvir Volk

Building Interactive SSH Applications — Writing interactive SSH-accessible applications isn’t hard, but requires a little specialized knowledge and good Unix literacy.

Drew DeVault

Everything curl: An Extensive Guide to All Things curl — If curl isn’t a key part of your toolkit, now’s the best time to start, and this book will help. The Curl cookbook may also be useful.

Daniel Stenberg

Your Data Is Your Business — Let us help you build, troubleshoot, and scale your PostgreSQL data systems.

PostgreSQL Experts, Inc. sponsor

There's More Than One Way to Write An IP Address — While it goes into somewhat more depth than this, if you didn’t know you can write 127.0.0.1 as 127.1.. this is for you.

Mattias Geniar

How Multiplexing Changes Your HTTP APIs — One of HTTP/2’s headline features and advantages over HTTP/1 is multiplexing, the ability to have multiple requests and responses in flight on one connection. This has big implications for APIs in general, says Mark Nottingham.

Mark Nottingham

HTTP Security Headers - A Complete Guide — A description of each security header of significance, its importance, and how to use them to secure sites you manage in one way or another.

Charlie Belmer

Elixir, Phoenix, Absinthe, GraphQL, React, and Apollo: An Absurdly Deep Dive — A really deep dive into the practical challenges and issues faced adopting a new stack of webapp technologies.

Zach Schneider

AWS Architecture Icons: An Official Icon Set — You can download archives of EPS, PNG and SVG icons (the EPS archive is over 400MB in size!) or play right away on draw.io (as an aside, draw.io is a fantastic browser based diagram editor and worth becoming familiar with).

Amazon Web Services, Inc.

free-for.dev: A Bumper List of Stuff That's 'Free' for Developers — An interesting and extensive list of hosted services or otherwise paid-for products that have free tiers or options for developers. Perfect for those Xmas break projects?

R.I.Pienaar

Diagram.codes: An Instant Diagram Generation Tool — Describe diagrams in simple text form and this online tool generates the graphical part. Check out this flowchart, for example. The code reads almost like BASIC! As well as flowcharts, trees, graphs, and sequence diagrams are also supported.

Volare Labs

Reach Millions of Developers with One Integration

Manifold sponsor

Recursive Sans and Mono: A Free Variable Type Family — This is a new ‘highly-flexible’ type family that takes advantage of variable font tech to let you pick the right style along five different axes. It’s pretty clever, well demonstrated, and very suitable for presenting data, code, or to be used in documentation and UIs.

Arrow Type

BADSSL: A Site for Testing Clients Against Unusual SSL Configs — Want to see how your HTTP client, library, or tool of choice copes with an expired certificate, different types of hash algorithms, or invalid certificate authorities? This is very useful.

BadSSL

The Original Apollo 11 Guidance Computer (AGC) Source Code — An interesting historical artefact, and if you want to actually understand it in full, Pluralsight released a course covering how it works. Don't use this in production...? ;-)

Chris Garry

Bazel 1.0: Google's Open Source Build System — Bazel is an open source build system designed to support a wide variety of programming languages and platforms.

Google Open Source