Categories
Mac OS

CocoaPods was not able to update the `master` repo.

cocoapods not be updated,May be due to damage caused local database,We can go directly to CocoaPods local directory manually update it:

And then return to the implementation of the project to normal under update .[……]

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Categories
Swift

Timer can not update the UI while dragging

In iOS development,We often use Timer This class,For some repeat or delayed call。

but,In actual use,If you are used to periodically update the UI,Will be found Timer Call often[……]

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