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# Ways to execute a shell script in Ruby | |
# Example Script - Joseph Pecoraro | |
cmd = "echo 'hi'" # Sample string that can be used | |
# 1. Kernel#` - commonly called backticks - `cmd` | |
# This is like many other languages, including bash, PHP, and Perl | |
# Synchronous (blocking) | |
# Returns the output of the shell command | |
# Docs: http://ruby-doc.org/core/classes/Kernel.html#M001111 |
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#!/usr/bin/env ruby -w | |
# brew-services(1) - Easily start and stop formulas via launchctl | |
# =============================================================== | |
# | |
# ## SYNOPSIS | |
# | |
# [<sudo>] `brew services` `list`<br> | |
# [<sudo>] `brew services` `restart` <formula><br> | |
# [<sudo>] `brew services` `start` <formula> [<plist>]<br> |
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require 'rubygems' | |
require 'yaml' | |
# A demonstration of YAML anchors, references and handling of nested values | |
# For more info, see: | |
# http://atechie.net/2009/07/merging-hashes-in-yaml-conf-files/ | |
stooges = YAML::load( File.read('stooges.yml') ) | |
# => { | |
# "default" => { |
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/* | |
author: jbenet | |
os x, compile with: gcc -o testo test.c | |
linux, compile with: gcc -o testo test.c -lrt | |
*/ | |
#include <time.h> | |
#include <sys/time.h> | |
#include <stdio.h> |
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<?xml version="1.0" encoding="UTF-8" ?> | |
<Data> | |
<Series> | |
<id>83462</id> | |
<Actors>|Nathan Fillion|Stana Katic|Molly C. Quinn|Jon Huertas|Seamus Dever|Tamala Jones|Susan Sullivan|Ruben Santiago-Hudson|Monet Mazur|</Actors> | |
<Airs_DayOfWeek>Monday</Airs_DayOfWeek> | |
<Airs_Time>10:00 PM</Airs_Time> | |
<ContentRating>TV-PG</ContentRating> | |
<FirstAired>2009-03-09</FirstAired> | |
<Genre>|Drama|</Genre> |
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Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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#!/usr/bin/perl | |
# This script parses Git blame's "porcelain" output format and | |
# ascertains the oldest lines of code seen. | |
# | |
# If you want to perform a custom report, just define your own callback | |
# function and invoke parse_porcelain() with it. | |
# | |
# The expected input format is slightly modified from raw `git blame | |
# -p`. Here is an example script for producing input: |
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#!/bin/bash | |
# Might as well ask for password up-front, right? | |
sudo -v | |
# Keep-alive: update existing sudo time stamp if set, otherwise do nothing. | |
while true; do sudo -n true; sleep 60; kill -0 "$$" || exit; done 2>/dev/null & | |
# Example: do stuff over the next 30+ mins that requires sudo here or there. | |
function wait() { |
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#!/bin/sh | |
### | |
# SOME COMMANDS WILL NOT WORK ON macOS (Sierra or newer) | |
# For Sierra or newer, see https://github.com/mathiasbynens/dotfiles/blob/master/.macos | |
### | |
# Alot of these configs have been taken from the various places | |
# on the web, most from here | |
# https://github.com/mathiasbynens/dotfiles/blob/5b3c8418ed42d93af2e647dc9d122f25cc034871/.osx |
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" Searches Dash for the word under your cursor in vim, using the keyword | |
" operator, based on file type. E.g. for JavaScript files, I have it | |
" configured to search j:term, which immediately brings up the JS doc | |
" for that keyword. Might need some customisation for your own keywords! | |
function! SearchDash() | |
" Some setup | |
let s:browser = "/usr/bin/open" | |
let s:wordUnderCursor = expand("<cword>") |
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