This document contains some ideas for additions to the Nix language.
The Nix package manager, Nixpkgs and NixOS currently have several problems:
enableFoo, but there is no way for the Nix
UI to discover them, let alone to provide programmatic ways to
[ Update 2025-03-24: Commenting is disabled permanently. Previous comments are archived at web.archive.org. ]
Most of the terminal emulators auto-detect when a URL appears onscreen and allow to conveniently open them (e.g. via Ctrl+click or Cmd+click, or the right click menu).
It was, however, not possible until now for arbitrary text to point to URLs, just as on webpages.
| class left_pad: | |
| def __init__(this,PadChar=' ',width=4): | |
| this.PadChar=PadChar | |
| this.width = width | |
| def LeftPad(this,stringToPadWithChar): | |
| charsToPad=this.width-len(stringToPadWithChar) | |
| OutStr='' | |
| if(charsToPad>0): | |
| for i in range(0,charsToPad): | |
| OutStr=OutStr+this.PadChar |
Hacking CORS restriction to enable in-browser XHR to any server.
Say you are running an web app at localhost, and you want to send XHR to http://remote-server:80, but the CORS restriction forbids access because you are sending requests from an origin that remote-server:80 does not allow.
Run:
| javascript: void (function (main) { | |
| var script = document.createElement('script'); | |
| script.onload = main; | |
| script.src = 'https://davidshimjs.github.io/qrcodejs/qrcode.min.js'; | |
| document.head.appendChild(script).parentNode.removeChild(script); | |
| })(function () { | |
| var size = 400; | |
| var qr = new QRCode(document.body, { | |
| text: location.href, | |
| width: size, |
| #!/bin/bash | |
| # | |
| # Purpose: manually associate missed renames in merge conflicts | |
| # | |
| # Usage: git merge-associate <our-target> <base> <theirs> | |
| # | |
| # Example: After a failed rename detection A/a -> B/b which results | |
| # in CONFLICT (delete/modify) for A/a and corresponding "deleted by us" | |
| # messages in git status, the following invocation can be used to manually | |
| # establish the link: |