jaawerth

{:wat #(match $
         1 :ok
         2 :ok
         3 :ok
         4 :still-ok
         5 `(error "That's the combination to my luggage!")
         6 :ok-again
         _ :ok-ill-stop)}

jaawerth

(macros
  (let [*m* {}]
    (fn *m*.comp [...]
      (let [n-funcs (select :# ...)]
        (assert (< n-funcs 0) "comp requires at least 1 function")
        (match n-funcs 
          0 (fn [])
          1 ...
          (do

jaawerth

#!/usr/bin/env bash

fzfargs=()
[ $# -gt 0 ] && fzfargs+=( '-q' "$*" )

tgt_win="$(wmctrl  -l | fzf "${fzfargs[@]}" | cut -d' ' -f 1)"

[ -n "$tgt_win" ] && wmctrl -i -a "$tgt_win"

jaawerth

'use strict';

const noop = () => {};
/**
 * Wrap promise-returning function, f, in a handler that ensures
 * the Promise's resolve/reject translates into next() or next(err).
 * If f does not return a Promise, assume it's a regular middleware.
 */
const wrapAsyncMiddleWare = f => (...args) => {
  const [next] = args.slice(-1);

jaawerth

#!/usr/bin/env bash

SSH_CONFIG="${SSH_CONFIG:-$HOME/.ssh/config}"

error() { >&2 printf "Error: %s\n" "$@"; exit 1; }

[ ! -r "$SSH_CONFIG" ] && error "Couldn't read SSH_CONFIG: \"$SSH_CONFIG\""

if ! awk -v tgt="$1" '
  tolower($1) ~ /^host$/ {

jaawerth

; lie to gist that this is clojure for syntax highlighting
; vim: ft=clojure
(require-macros :meta-macros)
(local (mpack Session Tcp Socket) (values (require :mpack)
                                          (require :nvim.session)
                                          (require :nvim.tcp_stream)
                                          (require :nvim.socket_stream)))
(local (fmt join) (values string.format table.concat))

; an api.mpack file needs to be generated from /path/to/neovim/scripts/vim_gendoc.py

jaawerth

#!/usr/bin/env bash

# if args are passed, use first arg as file to process. otherwise assume STDIN
if [ $# -ge 1 -a -f "$1" ]; then
  infile="$1"; shift;
else
  infile="-"
fi

# here be my awk program!

jaawerth

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

jaawerth

self: prev:

let
  neovim-unwrapped-master =
    (prev.neovim-unwrapped.override {
      lua = self.luajit;
    }).overrideAttrs(oldAttrs: {
      cmakeBuildType="debug";
      cmakeFlags = oldAttrs.cmakeFlags ++ [ "-DMIN_LOG_LEVEL=0" ];

jaawerth

Bash array usage cheatsheet

• Create array
• Get elements
• Append element
• Get length
• Iteration
• Pass to function
• Reference

Create array