Portal 2 ’s very best gag comes at the start of the game, in its tutorial stages, and spins Portal ’s game-design satire into ...

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Many rival instant messaging apps like Kik exist for those who’re troubled by the controversies plaguing this platform. Kik was launched in 2010 and prides itself on the fact that it lets you send and ...

Within each content area, there are one or more tutorials. Each tutorial consists of lessons. Each lesson should be a page detailing the concept being taught, along with sample code. Lesson and page ...