Tag: javascript

ReactJS: An Extended Hello World Example In 8 Minutes or Less

It’s often difficult to get started with a new software library or framework; it seems like there are always a mass of concepts, paradigms, and conventions to learn in any new technology. This post gathers together an extended “Hello World” example implemented using the React library, demonstrating a number of the core features of React.

Unit Testing Javascript with Jasmine

Jasmine is a framework for unit testing Javascript code. It has an easy syntax that allows fast creation of human readable, spec-like test code to verify the correct behavior of Java application code. When creating a new npm project that will use jasmine for testing, specify “jasmine” as the test script

Using Bookmarklets for Simple Browser Tasks

Bookmarklets provide a way to add small customized tools to your browser. They look like regular bookmarks, but instead of having a “http:” address to a page on the web, they contain Javascript code that runs whenever the bookmarklet is clicked. Here’s the obligatory “Hello World” demonstration of a bookmarklet: create a new bookmark in