Fix Store App in Windows 8.1

Sometimes, after upgrading to Windows 8.1, the Store App may not start. It might still show the number of available updates on the Live Tile. Starting the app may show a progress ring but it may not finish loading.   To fix this, run the following in a Command Window (CMD) to re-register the Store App:…

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JS: Dots are bad, M'kay?

When the return value of a function is needed multiple times, and the value is a constant, a variable should be used to cache it. In JavaScript, every dot that appears in a statement is equivalent to a function call.   Run the following code and you should see a 20% to 50% performance increase,…

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