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CSS Tutorials

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    CSS Vertical Centering

    Front-end developing is beautiful, and it's getting prettier by the day. Nowadays we got so many concepts, methodologies, good practices and whatnot to make our work stand out from the rest. Javascript (along with its countless third party libraries) and CSS have grown so big, helping...

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    Tweet For Code #1

    You don't need a thousand lines of code to make a big difference in any coding language.  Oftentimes it's quite the opposite:  a few tiny code snippets can do a world of good and accomplish big things.  I asked my Twitter followers to tweet to...

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    Table Cell and Position Absolute

    If you follow me on Twitter, you saw me rage about trying to make position: absolute work within a TD element or display: table-cell element.  Chrome?  Check.  Internet Explorer?  Check.  Firefox?  Ugh, FML.  I tinkered in the console...and cussed.  I did some researched...and I...

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    5 Best Practice Mentalities to Get Over

    Every developers strives to write clean, maintainable, and functional code, whether they hack on the server side or dabble on the client side. Over the last few decades of the web, we've learned from some of our early mistakes and formed a site of always...

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    Prevent Wrapping of <code> Tags in Text

    Writers of technical documentation (or lowly blog writers like myself) oftentimes put property names in <code> tags within blocks of text. Doing so makes reading the text easier and prevents users from misconstruing explanatory text with property names. CSS uses a dash within its...

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    Device State Detection with CSS Media Queries and JavaScript

    Being able to detect device state at any given moment is important for any number of reasons and so it's important that web app CSS and JavaScript are in sync with each other. In working on the Mozilla Developer Networks' redesign, I found that our...

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    REM to PX Browser Function with Sass

    Performance is a key skill for front-end developers today. New CSS3 and HTML5 features help improve our apps but sometimes these features aren't well supported. This is where Graceful Degradation comes in. You want to leverage the extended features of new browsers but can't afford to...

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    Firefox OS Media Query

    Firefox OS is an awesome new HTML5-based mobile operating system.  Some would says it's epic, I just think it's...super epic.   The "native" languages are HTML, CSS, and JavaScript -- it's enough to make a Web Developer weep.  Anyways, it's important to know how to target...

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    Truly Responsive Images with responsive-images.js

    Responsive web design is something you hear a lot about these days. The moment I really started to get into responsive design was a few months ago when I started to realise that 'responsive' is not just about scaling your websites to the size of your...

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    Symbolic CSS Preprocessor Mixins

    One of the major advantages to using CSS preprocessors is the mixin, a CSS function to dictate how styles are assigned.  They allow conditional logic and arguments, just like any other language, and are a massive help in unifying styles throughout a site.  They even