Preventing autocompletion of form fields is incredibly important since we never know where our users are completing them from. They could complete them from a super secure computer or an incredibly public computer. Regardless of security level, some field values should never be remembered, like credit card number, social security number, etc. Preventing autocompletion is as simple as adding one attribute to a FORM tag for individual form fields.The HTMLThe autocomplete attribute is the key. This attribute may be added FORM tags to prevent any autocompletion:

I have a bit of an obsession with uploading photos to different services thanks to Instagram. Instagram’s iPhone app allows me to take photos and quickly filter them; once photo tinkering is complete, I can upload the photo to Instagram, Twitter, Facebook, and Flickr. This process made me wonder what it would take to upload photos to Flickr using PHP. This post details how you can authenticate and upload photos to Flickr using PHP with phpFlickr.

Many web developers prefer to keep as much control over the applications, especially when it comes down to how the application displays on a mobile device. I’ll often see developers prevent zooming in mobile browsers, allowing them to manage display size:

A useful snippet for any mobile developer. Another useful snippet, this one a small CSS helper, ensures that your images don’t exceed the fixed width on mobile devices:

When the community asked the MooTools team to add basic mobile event listening to MooTools’ Event class, we listened; today MooTools supports all touch and gesture events. What if we want more detailed mobile event listeners though, like swipe with direction, pinch, or touchhold events? That’s where Christoph Pojer’s excellent MooTools Mobile comes in.

JavaScript Guru Douglas Crockford famously said “JavaScript is the only language people feel like they don’t need to use.” A quote that will surely provide a laugh, but it’s funny because it’s true. What furthers this sentiment is that JavaScript frameworks like jQuery have turned JavaScript into a language different than what it truly is, and has made client-side coding so easy that there’s sometimes no need to really learn JavaScript.