Many know that JavaScript features vary from browser to browser. In the case of Firefox, there are many new features that have been proposed in EcmaScript 6. One of them is Math.hypot. This function adds up the squares of each argument passed and returns the square-root of that sum. In Read more…
One string method that I found today in Python is the count function to determine how many times a given substring appears in a string. Below is the equivalent of this function in JavaScript: It is important to note that if you pass a regular expression as the target instead Read more…
One thing that I started working on last year, but unfortunately never released, was a version of jPaq which provides the ability to pick whether or not prototypal functions are created. The reason I started working on this was to somewhat satisfy the complaints of those who feel that native Read more…
A cool function that exists in Python is the range function which actually creates a list of numbers within the specified range. Once again, since I love JavaScript, here a quick imitation of this function: Of course, this is probably not a complete imitation, but as you can see it Read more…
Yesterday I wrote this post about a way to loosely imitate having array comprehensions in JavaScript. After thinking about it a bit more, I thought it would be best to change the function to be more like this: I wanted to remove the declaration of a variable which will be Read more…
In my job I have recently switched over to primarily coding in Python and I am loving the change. One thing that I find interesting is list comprehensions. Still, since my first love is JavaScript, I wanted to be able to do something similar in JavaScript and had remembered coming Read more…
In this post I proved that the String.prototype.split function can behave differently in IE8 and below than it does in other browsers. For that reason, I wrote the following code that will fix the issue so that split should work the same in all browsers: It is important to note Read more…
At times you may need to add a dynamically created stylesheet to a page via JavaScript. You can do just that with the following function: It is important to note that the above function simply create the STYLE tag with the specified stylesheet content. It does not add it to Read more…
If you need a way to load external JavaScript files sequentially with JavaScript, you can use the following function: /** * Loads one more external JS files and optionally calls a callback function * when done. * @param {!Array.<string>} urls * URLs of external JS files to load. * @param Read more…
Last week I wrote a function which takes a file path and returns the base64 PNG code for that image. Since it isn’t straight-forward for everyone as to how to convert that JScript code to VBScript I decided to do just that: Feel free to use this code in your Read more…