Adding Section Headers | raywenderlich.com

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This is a companion discussion topic for the original entry at https://www.raywenderlich.com/5429927-beginning-collection-views/lessons/25
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@pasanpr, could you please explain what you do on 9:50: if let self = self, [weak self], etc… =)

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Hey, @andreysvx if you still need help with this, checkout this blog for more details on capture lists.

In short, what @pasanpr is doing is passing a weak reference of self to the closure in order to avoid retain cycles.

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@samyanez94 thank you a lot!