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Ryan Wu ryanhanwu

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@ccckmit
ccckmit / gist:b0a90a7bd9d3d3e5baa8
Last active August 29, 2015 14:16
javascript version of enigma machine (in world war II)
// 原始程式來源: http://practicalcryptography.com/ciphers/enigma-cipher/ 網頁內的 javascript 程式碼
var c = console;
var plaintext = 'ABCDEF';
c.log('>> plaintext2 : '+plaintext);
var ciphertext = Encrypt(plaintext, 'AAA', 'AAA', '123', 'POMLIUKJNHYTGBVFREDC');
c.log('>> ciphertext : '+ciphertext);
var plaintext2 = Encrypt(ciphertext, 'AAA', 'AAA', '123', 'POMLIUKJNHYTGBVFREDC');
c.log('>> plaintext2 : '+plaintext);
@bga
bga / [fun] various forms of ternary operator in JavaScript.js
Created March 7, 2012 15:10
[fun] various forms of ternary operator in JavaScript
// add your variants of
a ? b : c
// in comments :)
// a is boolean
// b and c - any type
// lazy evaluation isnt important
@bhdouglass
bhdouglass / graphicsmagick.sh
Created December 8, 2013 00:20
Install graphics magick & it's php extension from source
# Install graphics magick v1.3.18 from source (run as root)
# Install dependencies
apt-get build-dep graphicsmagick -y
# Download source
wget http://downloads.sourceforge.net/project/graphicsmagick/graphicsmagick/1.3.18/GraphicsMagick-1.3.18.tar.bz2
tar -xvjf GraphicsMagick-1.3.18.tar.bz2
cd GraphicsMagick-1.3.18
@fenbox
fenbox / gulpfile.js
Created December 29, 2013 11:48
sample gulp config: gulpfile.js
// Include gulp
var gulp = require('gulp');
// Include Our Plugins
var sass = require('gulp-sass');
var lr = require('tiny-lr'),
refresh = require('gulp-livereload'),
server = lr();
@infographicstw
infographicstw / README.md
Last active June 17, 2016 05:01
client side data crawling

Demonstration about using cors proxy to help retrieve data in client side

anonymous
anonymous / index.html
Created June 30, 2016 15:06
JS Bin // source https://jsbin.com/zetolez
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JS Bin</title>
<style id="jsbin-css">
@-webkit-keyframes slowspin {
from {
-webkit-transform: rotateX(-33.5deg) rotateY(45deg);
@mschwartz
mschwartz / Run Script.sh
Last active July 19, 2016 20:34
"Run Script" for React Native automatic IP configuration
INFOPLIST="${TARGET_BUILD_DIR}/${INFOPLIST_PATH}"
echo "writing to $INFOPLIST"
PLISTCMD="Add :SERVER_IP string $(ifconfig | grep inet\ | tail -1 | cut -d " " -f 2)"
echo -n "$INFOPLIST" | xargs -0 /usr/libexec/PlistBuddy -c "$PLISTCMD" || true
PLISTCMD="Set :SERVER_IP $(ifconfig | grep inet\ | tail -1 | cut -d " " -f 2)"
echo -n "$INFOPLIST" | xargs -0 /usr/libexec/PlistBuddy -c "$PLISTCMD" || true
@mschwartz
mschwartz / AppDelegate.m
Last active January 7, 2018 18:53
AppDelegate.m fixed for DEBUG, DEVICE, and PRODUCTION builds
#if DEBUG
#if TARGET_OS_SIMULATOR
#warning "DEBUG SIMULATOR"
jsCodeLocation = [NSURL URLWithString:@"http://localhost:8081/index.ios.bundle?platform=ios&dev=true"];
#else
#warning "DEBUG DEVICE"
NSString *serverIP = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"SERVER_IP"];
NSString *jsCodeUrlString = [NSString stringWithFormat:@"http://%@:8081/index.ios.bundle?platform=ios&dev=true", serverIP];
NSString *jsBundleUrlString = [jsCodeUrlString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
jsCodeLocation = [NSURL URLWithString:jsBundleUrlString];
@srpouyet
srpouyet / mongodb
Created February 29, 2012 17:14
Mongodb logrotate on Ubuntu
# Put this in /etc/logrotate.d/mongodb
# http://stackoverflow.com/questions/5004626/mongodb-log-file-growth
/var/log/mongo/*.log {
daily
rotate 30
compress
dateext
missingok
notifempty
@wancw
wancw / aws-get-credentials.js
Created July 9, 2016 15:52 — forked from pahud/aws-get-credentials.js
AWS CredentialProviderChain example in aws-sdk of NodeJS
var AWS = require('aws-sdk');
var chain = new AWS.CredentialProviderChain();
var credentials
AWS.CredentialProviderChain.defaultProviders = [
function () { return new AWS.EnvironmentCredentials('AWS'); },
function () { return new AWS.EnvironmentCredentials('AMAZON'); },
function () { return new AWS.SharedIniFileCredentials({profile: 'my_profile_name'}); },
function () { return new AWS.EC2MetadataCredentials(); }
]