I'm someone who writes code just for fun and haven't really delved into it in either an academic or professional setting, so stuff like these bitwise operators really escapes me.  I was reading an article about JavaScript, which apparently...

I was playing around in jsfiddle.net and I'm curious as to why this returns true?  if(0 < 5 < 3) {     alert("True"); }   So does this:  if(0 < 5 < 2) {     alert("True"); }   But this doesn't:  if(0 < 5 <...

a pretty simple question, is there ever a case where using a primitive data-type is preferable in javascript, i am specifically bothered by primitive booleans, consider the following code  var bool = new Boolean(false); if (bool){     alert(bool); }...

I can already convert 32bit integers into their rgba values like this:  pixelData[i] = {         red: pixelValue >> 24 & 0xFF,         green: pixelValue >> 16 & 0xFF,         blue: pixelValue >> 8 & 0xFF,         alpha:...

I got the Json "false" from server. I respond as bool but it's Json so it's in browser type is String instead of bool.  So if I run (!data) whenever I want to check "false" == false then they not worked.  So how can I parse bo...

I had to replace the default underscore teplating delimiters/Interpolate regex for compatibility with asp.net webforms.From the website i opted for mustache like syntax  _.templateSettings = {   interpolate : /\{\{(.+?)\}\}/g };   tried this  _.templ...

Is there any way to use boolean algebra in JS?  Eg I would like to loop through an array containing true & false, and simplify it down to either only true, or false.  Doing it with boolean algebra seems like an elegant way to do it...  [true,true...

This question already has an answer here:...

I am using && like this and it works  typeof foo === 'function' && foo(); //if foo exist then call it   instead of  if (typeof foo === 'function') { foo(); }   Is it wrong to do or just a matter of style and taste? For...

Is there a compiler or an easy way I can compile and evaluate logical operators and operands specified on an object. This is to akin to mongodb $or and $and operators. For example:  return {   $or: [     foo: [...],     bar: [...]   ] }   When the co...