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This article was originally published at https://gist.github.com/joepie91/bc2d29fab43b63d16f59e1bd20fd7b6e. It may be out of date. Event loops If you're not familiar with the concept of an 'event loop' yet, watch this video first. While this video is about t...

This article was originally published at https://gist.github.com/joepie91/67316a114a860d4ac6a9480a6e1d9c5c. Some links have been removed, as they no longer exist, or are no longer updated. Online things Package search Options search A list of channels, a...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f. It should no longer be applicable, but is preserved here in case a similar issue reoccurs in the future. If you get this error: /tmp/nix-build-ati-dri...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f. You probably want to install from unstable instead of master, and you probably want to do it differently than described here (eg. importing from URL or...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f. These instructions are most likely outdated. They are kept here for posterity. This works fine. You need your boot section configured like this: { ...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f.  The firewall is enabled by default. This is how you open a port: { # ... networking = { # ... firewall = { allowedTCPPor...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f. It may or may not still be relevant. From nixpkgs: GNOME's GConf implements a system-wide registry (like on Windows) that applications can use to store...

This article was originally published at https://gist.github.com/joepie91/ce9267788fdcb37f5941be5a04fcdd0f. It may no longer be necessary. Based on this post: { # ... stablePackages = with pkgs; [ # ... (python35Packages.youtube-dl.override {...

This article was originally published at https://gist.github.com/joepie91/255250eeea8b94572a03. Note that this will only be equivalent to Promise.try if your runtime or ES6 Promise shim correctly catches synchronous errors in Promise constructors. If you...

This article was originally published at https://gist.github.com/joepie91/791640557e3e5fd80861.  This is a list of examples and articles, in roughly the order you should follow them, to show and explain how promises work and why you should use them. I'll prob...

This article was originally published at https://gist.github.com/joepie91/cc8b0c9723cc2164660e. This article was published in 2015. Since then, the situation may have changed, and this article is kept for posterity. You should verify whether the issues still ...

This article was originally published at https://gist.github.com/joepie91/375f6d9b415213cf4394b5ba3ae266ae. It may no longer be applicable. Linux Python 2.7 (not 3.x!), build-essential (make, gcc, etc.) Windows As Administrator: npm install --global ...

This article was originally published at https://gist.github.com/joepie91/ed3a267de70210b46fb06dd57077827a.  Component styling This section only applies to Riot.js 2.x. Since 3.x, all styles are scoped by default and you can simply add a style tag to your co...

This article was originally published at https://gist.github.com/joepie91/8c2cba6a3e6d19b275fdff62bef98311.  "State" is data that is associated with some part of a program, and that can be changed over time to change the behaviour of the program. It doesn...

This article was originally published at https://gist.github.com/joepie91/5232c8f1e75a8f54367e5dfcfd573726.  Historical note: I wrote this rant in 2017, originally intended to be posted on the NixOS forums. This never ended up happening, as discussing the (th...

This article was originally published at https://gist.github.com/joepie91/24f4e70174d10325a9af743a381d5ec6. While installing a Node.js application isn't difficult in principle, it may still be confusing if you're not used to how the Node.js ecosystem works. T...

This article was originally published at https://gist.github.com/joepie91/9b9dbd8c9ac3b55a65b2.  This is a quick tour of how to get started with NPM, how to use it, and how to fix it. I'm available for tutoring and code review :) Starting a new project Cre...

This article was originally published at https://gist.github.com/joepie91/1427c8fb172e07251a4bbc1974cdb9cd. This article was written in 2016. Some details may have changed since. A brief listing of some misconceptions about the purpose of Docker. Secure iso...