abernier

Originally from http://stackoverflow.com/questions/6725890/location-host-vs-location-hostname-and-cross-browser-compatibility/11379802#11379802

TODO

• deal with anchors to be able to copy links
• make parts contenteditable

tcr

if (!Object.__proto__) {
  var sandbox = function () {
    // create an <iframe>
    var iframe = document.createElement("iframe");
    iframe.style.display = "none";
    document.documentElement.appendChild(iframe);
    return frames[frames.length - 1];
  }

  var iframe = sandbox();

willurd

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

leodutra

/**
 * Bitwise Mathematics Utilities
 * 
 * A collection of fast bitwise operations for integer mathematics.
 * These functions prioritize performance over readability and should be used
 * when micro-optimizations are critical (game engines, real-time applications).
 * 
 * References:
 * - http://michalbe.blogspot.com.br/2013/03/javascript-less-known-parts-bitwise.html
 * - http://jsperf.com/bitwise-vs-math-object

remojansen

function logClass(target: any) {
 
  // save a reference to the original constructor
  var original = target;
 
  // a utility function to generate instances of a class
  function construct(constructor, args) {
    var c : any = function () {
      return constructor.apply(this, args);
    }

wesbos

// paste in your console
    speechSynthesis.onvoiceschanged = function() {
      var msg = new SpeechSynthesisUtterance();
      msg.voice = this.getVoices().filter(v => v.name == 'Cellos')[0];
      msg.text = Object.keys(window).join(' ');
      this.speak(msg);
    };

jimmywarting

Exposed headers

Service	SSL	status	Response Type	Allowed methods	Allowed headers

lukaseder

// Compile on JDK 9 or 10 with javac -source 1.8 -target 1.8 CallDefaultMethodThroughReflection.java
// Blog post here: https://blog.jooq.org/2018/03/28/correct-reflective-access-to-interface-default-methods-in-java-8-9-10

import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodHandles.Lookup;
import java.lang.invoke.MethodType;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;

raybellis

class UInt48 {

	constructor(n) {
		if (n instanceof UInt48) {
			Object.assign(this, n);
		} else if (typeof n === 'number') {
			let w0 = n & 0xffff;
			n /= 0x10000;
			let w1 = n & 0xffff;
			n /= 0x10000;