Markup Tutorials

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    Twitter META Tags

    Facebook implemented Open Graph META tags to allow developers more customization of how their site's content is represented on the Facebook website when shared.  Adding these META tags, which take all of five minutes, can have an incredible impact when it comes to marketing.

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    Move Caret to End of Input or Textarea

    One of the annoying parts of using the focus method of HTML elements is that they don't move the cursor to the end of INPUT or TEXTAREA elements if they already have content in them.  That's probably the last thing a user would want.  I was...

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    CSS Kwicks

    One of the effects that made me excited about client side and JavaScript was the Kwicks effect.  Take a list of items and react to them accordingly when hovered.  Simple, sweet.  The effect was originally created with JavaScript but come five years later, our...

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    Full Width Textareas

    Working with textarea widths can be painful if you want the textarea to span 100% width.  Why painful?  Because if the textarea's containing element has padding, your "width:100%" textarea will likely stretch outside of the parent container -- a frustrating prospect to say the least.  Luckily...

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    HTML5 download Attribute

    I tend to get caught up on the JavaScript side of the HTML5 revolution, and can you blame me?  HTML5 gives us awesome "big" stuff like WebSockets, Web Workers, History, Storage and little helpers like the Element classList collection.  There are, however, smaller features in...

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    CSS Tooltips

    We all know that you can make shapes with CSS and a single HTML element, as I've covered in my CSS Triangles and CSS Circles posts.  Triangles and circles are fairly simply though, so as CSS advances, we need to stretch the boundaries...

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    CSS 3D Folding Animation

    Google Plus provides loads of inspiration for front-end developers, especially when it comes to the CSS and JavaScript wonders they create. Last year I duplicated their incredible PhotoStack effect with both MooTools and pure CSS; this time I'm going to duplicate...

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    IFRAME Permission Denied Solution

    I was recently rolling my own AJAX upload script, posting a form to a hidden IFRAME and using the load event to know when the upload was complete.  When the upload completed, I wanted to access the IFRAME content so I could verify that the upload...

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    GitHub-Style Sliding Links

    GitHub seems to change a lot but not really change at all, if that makes any sense; the updates come often but are always fairly small. I spotted one of the most recent updates on the pull request page. Links to long branch...

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    JavaScript Canvas Image Conversion

    At last week's Mozilla WebDev Offsite, we all spent half of the last day hacking on our future Mozilla Marketplace app. One mobile app that recently got a lot of attention was Instagram, which sold to Facebook for the bat shit crazy price of one...