cdown

urlencode() {
    # urlencode <string>

    old_lc_collate=$LC_COLLATE
    LC_COLLATE=C

    local length="${#1}"
    for (( i = 0; i < length; i++ )); do
        local c="${1:$i:1}"
        case $c in

nrk

ffprobe -v quiet -print_format json -show_format -show_streams "lolwut.mp4" > "lolwut.mp4.json"

willurd

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

bertrandmartel

nRF51 Development Kit complete setup for Linux

[Updated in 02/2020 - SDK 12.3.0]

Installation Steps

Toolchain

• download toolchain https://launchpad.net/gcc-arm-embedded/+download

code0100fun

# UDEV Rules for Black Magic Probe (STM32 Blue Pill)
# copy this file to /etc/udev/rules.d/50-black-magic-blue-pill.rules
# reload rules:
#   $ sudo udevadm control --reload-rules && sudo udevadm trigger
SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="6018", GROUP="plugdev", MODE="0666"

TimboKZ

#!/usr/bin/env bash

# Get the command from arguments
arg_str="$*"
$arg_str &
pid="$!"

# Wait for the window to open and grab its window ID
winid=''
while : ; do

reegnz

Implementing a jq REPL with fzf

Update: I created jq-zsh-plugin that does this.

One of my favourite tools of my trade is jq. It essentially enables you to process json streams with the same power that sed, awk and grep provide you with for editing line-based formats (csv, tsv, etc.).

Another one of my favourite tools is fzf.