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Language APIs, Popular Concepts, Design Patterns, Advanced Techniques In the Browser

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Scaling rounded corners in Flash

I'm absolutely sure that you've already met this problem. You know, these nice rounded buttons that are provided by the designer. They are really cool, but sometimes the label of the button is so long that you have to resize/scale the image. ActionScript3 provides simple way to solve this issue.

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PHP: add text to transparent PNG image

Simple way to produce numbered image with PHP. The script uses PHP GD.

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CSS: :before and :after pseudo elements in practice

By definition :before and :after are CSS pseudo elements. You can use them to insert something before or after the content of an element. There are some great articles giving the basics, but I wanted to write down a blog post for the real use cases. Or, at least, to show what I'm using them for.

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CSS Challenge #1: expand and center an image

That's first of (I hope) many posts with such an idea. Problems solved with pure CSS. No JavaScript.

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CSS Challenge #2: Layouting

The first challenge, was something which I was thinking about a lot these days. The next one is actually a well known common task, but it is still difficult. In every project we have different types of layouts. Of course there are some patterns. The idea today is to implement them with pure CSS.

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SASS: differences between mixins, extends and placeholders

I used LESS a lot. These days I decided to try SASS and to be honest it's a better choice for CSS preprocessor. It just gives me more functionalities and better control on my code. There are few instruments for architecting your CSS logic - @mixin, @extend and placeholders. However there are differences between them and specific use cases.

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SASS mixin for grid generation

The mixins in SASS are really helpful. Here is something really short which I just start using. It's a mixin which I apply on the grid's container.

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Using media queries in JavaScript (AbsurdJS edition)

If you believe in responsive design you probably use a lot of media queries. That's a CSS feature which gives us the power to add something like if statements. We are able to apply rules only if the current page meets certain conditions. In this article I'll show you how I use media queries in JavaScript.

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Testing responsiveness

We all know what responsive means nowadays. We, as developers, normally develop responsive applications. There is a dozen of instruments helping us achieving our goals. Some of us use extensions and even pay for them. However, I'm using one thing - Google Chrome browser. In this article, we will see what the Chrome's capabilities for testing responsiveness are.

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CSS variables are here for ages

Every front-end developer that starts reading about CSS preprocessors thinks “Oh, finally variables in CSS". Indeed, the ability to create and use variables in CSS makes our code much more flexible. However, I think that there is no need to use a preprocessor to create flexible stylesheets.

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