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# find the IP addresses of many hosts on the network
# step 1. obtain the broadcast address from ifconfig
# step 2. ping the broadcast address
$ ifconfig -a | grep broadcast
inet 192.168.1.102 netmask 0xffffff00 broadcast 192.168.1.255
inet 192.168.68.1 netmask 0xffffff00 broadcast 192.168.68.255
inet 192.168.174.1 netmask 0xffffff00 broadcast 192.168.174.255
$ ping 192.168.1.255
PING 192.168.1.255 (192.168.1.255): 56 data bytes
64 bytes from 192.168.1.1: icmp_seq=0 ttl=64 time=0.634 ms
@yesvods
yesvods / gist:4c7251f060029c8a5b07
Last active October 1, 2018 13:44
Merge Object with ES7 object spread
const obj1 = {name:"xiaoming", age: 23}
const obj2 = {age: 33}
const obj3 = {...obj1, ...obj2}
//obj3 ==> {"name":"xiaoming","age":33}
@rashkur
rashkur / chrome_icon_fixer
Created September 7, 2014 19:59
chrome icon fixer
import ConfigParser, mmap
config_file = "/usr/share/applications/google-chrome.desktop"
add_string_to_each_section = ["StartupWMClass", "Google-chrome-stable"]
option = add_string_to_each_section[0]
value = add_string_to_each_section[1]
class Fixer:
def check(self, cf, option, value):
@astockwell
astockwell / README.md
Last active June 14, 2024 13:17
PHP Video Url Parser

Youtube/Vimeo Video Url Parser

Parses URLs from major cloud video providers. Capable of extracting keys from various video embed and link urls to manipulate and access videos in various ways.

Usage

VideoUrlParser::identify_service("https://www.youtube.com/watch?v=x_8kFbZf20I&feature=youtu.be");
@Slauta
Slauta / src\Acme\UserBundle\Entity\UserRepository.php
Created July 25, 2012 09:30
DataTable server side for Symfony 2 Doctrine (ver 2)
<?php
namespace Acme\UserBundle\Entity;
use Doctrine\ORM\EntityRepository;
use Doctrine\ORM\Query\Expr;
/**
* UserRepository
*
@chluehr
chluehr / toAscii.php
Created January 18, 2012 12:56
PHP clean url slug generator / converter (slug)
<?php
// source: http://cubiq.org/the-perfect-php-clean-url-generator
// author: Matteo Spinelli
// MIT License / http://creativecommons.org/licenses/by-sa/3.0/ (please re-check at source)
setlocale(LC_ALL, 'en_US.UTF8');
function toAscii($str, $replace=array(), $delimiter='-') {
if( !empty($replace) ) {
$str = str_replace((array)$replace, ' ', $str);
}
@jakedahn
jakedahn / readability.js
Created March 16, 2011 08:28
Readability.js
/*jslint undef: true, nomen: true, eqeqeq: true, plusplus: true, newcap: true, immed: true, browser: true, devel: true, passfail: false */
/*global window: false, readConvertLinksToFootnotes: false, readStyle: false, readSize: false, readMargin: false, Typekit: false, ActiveXObject: false */
var dbg = (typeof console !== 'undefined') ? function(s) {
console.log("Readability: " + s);
} : function() {};
/*
* Readability. An Arc90 Lab Experiment.
* Website: http://lab.arc90.com/experiments/readability