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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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result = IO.popen(command, 'r+') do |io| | |
io.write(input) | |
io.close_write | |
io.read | |
end |
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namespace :heroku do | |
def app_name | |
@app_name ||= Heroku::Command::BaseWithApp.new([]).app | |
end | |
def latest_bundle(timeout = 30) | |
puts "Attempting to get latest bundle..." | |
get_bundle = lambda do | |
bundles = Heroku::Command.run('bundles', {}) | |
bundles.sort { |b1, b2| b1[:created_at] <=> b2[:created_at] } |
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var http = require("http"), | |
url = require("url"), | |
path = require("path"), | |
fs = require("fs") | |
port = process.argv[2] || 8888; | |
http.createServer(function(request, response) { | |
var uri = url.parse(request.url).pathname | |
, filename = path.join(process.cwd(), uri); |
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// | |
// Regular Expression for URL validation | |
// | |
// Author: Diego Perini | |
// Created: 2010/12/05 | |
// Updated: 2018/09/12 | |
// License: MIT | |
// | |
// Copyright (c) 2010-2018 Diego Perini (http://www.iport.it) | |
// |
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// early experiments with node had mysterious double requests | |
// turned out these were for the stoopid favicon | |
// here's how to short-circuit those requests | |
// and stop seeing 404 errors in your client console | |
var http = require('http'); | |
http.createServer(function (q, r) { | |
// control for favicon |
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<html> | |
<!-- | |
This is an example of how to make browsers | |
offer to remember password and later fill in those passwords | |
for dynamic login forms. | |
To make the browser offer to remember passwords the form should be actually submitted. | |
Since we are handling login with AJAX we don't want the form to submit, so we are still submitting it | |
into a dummmy iframe with dummy URL. | |
It's good idea to actually create empty dummy.html file, otherwise you'll flood you error.log with 404s |
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#!/bin/bash | |
# | |
# Watch current directory (recursively) for file changes, and execute | |
# a command when a file or directory is created, modified or deleted. | |
# | |
# Written by: Senko Rasic <senko.rasic@dobarkod.hr> | |
# | |
# Requires Linux, bash and inotifywait (from inotify-tools package). | |
# | |
# To avoid executing the command multiple times when a sequence of |
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module Where | |
class <<self | |
attr_accessor :editor | |
def is_proc(proc) | |
source_location(proc) | |
end | |
def is_method(klass, method_name) | |
source_location(klass.method(method_name)) |
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// You would use this object as follows: | |
var xhr = XHRFactory.getInstance(); | |
var url = "http://www.xyz.com/someresource/...."; | |
// do the operation | |
xhr.open("GET", url, true); | |
xhr.onreadystatechange = function() { | |
if (xhr.readyState==4) { | |
// if "OK" | |
if (xhr.status==200) { |
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