First off, poor title.
Next, a pure code dump with little to no explanation of how it works, nor examples of usage.
Lastly, template content left in article:
Step by Step Walk-throughs
For walk-through style articles, ensure your screenshots, code samples and code are up to date, or at the least, ensure you're clear on what version of a technology you're discussing. APIs change!
The other question is, how did this article get a 5* rating???
I have done no reading of the the article to check spelling and grammer as it is already approved...
I am not sure how this got approved. How many of those approved the article actually vett it? A bit of a concern.
"I fear not the man who has practiced ten thousand kicks one time, but I fear the man that has practiced one kick ten thousand times!" - Bruce Lee