Client-side Validation: JavaScript Client-side validation has two main advantages. First, it’s a better experience for the user to be alerted to p…
Introduction to Form Validation Regular Expressions Data submitted through forms are stored as strings. Strings are a fundamental data type in com…
Illustration by Alex Castro / The Verge Google has provided a bug fix to its iOS YouTube app, the first update to a major Google iOS app since Dece…
IMAGE COPYRIGHT COCA-COLA image caption Coca-Cola will run its first test with 2,000 bottles to see how they hold up Coca-Cola is to test a paper b…
HTML DOM The DOM is an interface between scripting languages and a web page’s structure. The browser creates a Document Object Model or DOM for …
Nodes in DOM tree A node in the DOM tree is the intersection of two branches containing data. Nodes can represent HTML elements, text, attribut…
Wind pollination Water pollination Insect pollination Pollen grains – light, non-sticky, colourless, well …