kinwahlai

NodeList.prototype.toArray = function () {
    return Array.prototype.slice.call(this);
};
 
[].concat.apply([], document.querySelectorAll("li.session").toArray().map(function(session){
    var sessionID = session.id.match(/^\d+/)[0];
    var title = session.querySelector(".title").innerText;
    var track = session.querySelector(".track").innerText;
    var date = session.querySelector(".date").innerText;
    var allLinks = session.querySelectorAll("a[href^='http://devstreaming']").toArray();

kinwahlai

#import <CouchbaseLite/CouchbaseLite.h>

@interface CBLQueryEnumerator (EnumeratorByBlock)
- (void)enumerateQueryRowsUsingBlock:(void (^)(id key,id value, NSUInteger idx, BOOL *stop))block;
@end

kinwahlai

@symbols = ':' ',';
@start = expression;
expression = functionExpression | messageExpression;

funcName = Word;
selector = Word;
className = Word;
openSquareParen = '[';
closeSquareParen = ']';
openParen = '(';

kinwahlai

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>CFBundleDevelopmentRegion</key>
        <string>English</string>
        <key>CFBundleExecutable</key>
        <string>libjli.dylib</string>
        <key>CFBundleGetInfoString</key>
        <string>Java SE 1.7.0_60</string>

kinwahlai

// slicing of array
let arr = [1,2,3,4]
arr[1..<arr.count]
arr[arr.startIndex.successor()..<arr.endIndex]

// typealias similar to typedef in C
// here we create a type for function
typealias OptionalIncrementor = Int? -> Int

// another shorthand for create dictionary

kinwahlai

function light() {
  if [ -z "$2" ]
    then src="pbpaste"
  else
    src="cat $2"
  fi
  $src | highlight -O rtf --syntax $1 --font Inconsolata --style solarized-dark --font-size 24 | pbcopy
}

kinwahlai

class ChainExample {
    static String callClosure(){
        def aClosure = { ->
            { ->
                "this is second closure"
            }
        }

        aClosure()()
    }

kinwahlai

#!/bin/bash

# assuming brew installed, especially git

mkdir ~/.zsh-antigen
cd ~/.zsh-antigen
git init .
git submodule add https://github.com/zsh-users/antigen.git antigen

# should check zshrc already exists

kinwahlai

#! /usr/bin/env sh

# assumption: Xcode is always installed at /Applications

# STEPS:
# use plistbuddy to read $INFOPLIST_FILE::DVTPlugInCompatibilityUUIDs array
# get new DVTPlugInCompatibilityUUID [ defaults read /Applications/Xcode.app/Contents/Info DVTPlugInCompatibilityUUID ]
# check new DVTPlugInCompatibilityUUID already in the array
  # YES: end
  # NO: use plistbuddy to write the new DVTPlugInCompatibilityUUID into the array and write out to file

kinwahlai

func measure(title: String, block: (finish:()-> Void) -> Void) {
    
    let startTime = CFAbsoluteTimeGetCurrent()
    
    block {
        let timeElapsed = CFAbsoluteTimeGetCurrent() - startTime
        print("\(title):: Time: \(timeElapsed)")
    }
}