A major Javascript speed coding competition is running untill October 28th!

CoderPower is an interactive platform which sets out to provide intelligent entertainment by setting code challenges and providing interactive content about new programming technologies.

For this 3rd edition of the IBM Bluemix Contest, CoderPower and IBM Bluemix are offering a great prize: $2,200 in cash for the best contestant.

Responsive website design has been around for over 2 years now and although major search engines now prefer such sites because of the associated advantages, we still have various problems that appear and that are sometimes difficult to solve.

This a ray tracer in JavaScript. The code is pretty close to a direct translation of the raytracer I did for my computer graphics class, which you can find here (code under "handed_in/"). It's not really complete (spheres only, no reflections), and has some bugs, a raytracer. It's buggy and incomplete, but works well enough to render spheres.

These days marketers are asking for more investments in customer experience in response to and obvious shift in consumer behavior. However, increasing the marketing budget\'s size should be properly negotiated with senior company staff. Consider the following tips to prepare for such an important conversation.

A few years ago SEO was highly competitive but today, the competition is through the roof. Actually, that is an understatement. The competition on a global perspective is actually out there in the ozone, or beyond. There are so many companies and individuals vying for the first page of Google in search results that it is imperative to have an understanding of what the search engines are looking for when ranking your site.

Images leads to better engagement with your website visitors. They help in presenting the important pieces of information in a fun and effective manner. And so, when creating a mobile version of your website, make sure that your images look perfect on any mobile display. But, let\'s face it! Making your images responsive can be challenging, since not all of them are adaptable. Put it simply, the fixed-width images cannot resize according to the device they\'re accessed on.

Today in the employment market, you find that most companies would employ people with extra skills and certifications. This is the main reason that many people nowadays are doing certifications. IT certifications are some of the popular certifications done nowadays. Getting certified is the best way to improve and advance in your career in the IT industry. Validating skills is very important, and to do so, you need the best kind of platform to do so.

There are various vendors that offer some of the best IT certifications. Although it might be quite expensive, it is worth it. Several factors to consider as you prepare to do any IT certification are training, materials, classes and the main exam. Once you decide on the kind of certification that you want you need to get the best kind of vendor.

The use of JavaScript has exploded over time. Now it is practically unheard of for a website not to utilize JavaScript to some extent. As a web developer who has concentrated on back-end coding in C# and front-end look and feel via HTML and CSS, my skills in JavaScript evolved over time instead of by conscious effort. While this is not uncommon, it can allow for some bad habits to be formed. This set of best practices is my way of taking a step back and addressing JavaScript as a first-class language, with both good parts and bad parts. My concentration will be on just JavaScript, regardless of where it is run.

However, you will see references in here to the browser and to Visual Studio. This is simply because that is where I live, not because either are necessary for these best practices to apply. And so, without further ado, let's jump right in and see just how far down this rabbit hole goes.

The popularity of mobile devices has increased dramatically within these few years. We need to have the responsive website that transform itself to different screen size and now we have a bunch of JavasScript plugins built and optimized for mobile as well.

When I was searching for these resources, I was having this issue that, whenever I want to view it in my mobile, I need to type the URL manually! I got this inspiration from Cubiq (one of the cool mobile optimized plugin developers), they use QRCode for the demo link, and I just have to scan it with my mobile phone! Saved me heaps of time. So, don't worry, I have put QRCode in every single demo, feel free to play it with your mobile phone.

Most experienced front-end web developers probably already have many CSS3 tips & tricks in this post as part of their CSS coding guidelines, but did you know there are some powerful CSS selectors to target an empty DOM element, HTML elements of a specific type, or maybe any type of element?

Many older resources tend to shy away from using some of these CSS3 tricks, however more and more we see that modern browsers are so fast, it doesn't matter nowadays. With that in mind, JavaScriptBank.com is happy to present 10 handy CSS3 selectors you can start using today.

More other CSS3 tips & tricks to master yourself:
- CSS3 box-shadow Property Basics
- HTML Button with CSS3: Tiny & Helpful Demo plus Tutorial
- Great Collection of Extreme CSS3, JavaScript Tutorials