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How do I wait for an asynchronously dispatched block to finish?

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Lists: Count vs Count() [duplicate]

... 130 Count() is an extension method introduced by LINQ while the Count property is part of the List...
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How to “add existing frameworks” in Xcode 4?

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How to reverse a 'rails generate'

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Are there disadvantages to using a generic varchar(255) for all text-based fields?

... 129 In storage, VARCHAR(255) is smart enough to store only the length you need on a given row, unl...
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How to clear a notification in Android

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What to use instead of “addPreferencesFromResource” in a PreferenceActivity?

...n the method's description because the preferred approach (as of API level 11) is to instantiate PreferenceFragment objects to load your preferences from a resource file. See the sample code here: PreferenceActivity share ...
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What is the difference between SQL, PL-SQL and T-SQL?

... 391 SQL is a query language to operate on sets. It is more or less standardized, and used by almos...
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How to replace master branch in Git, entirely, from another branch? [duplicate]

... 2918 You should be able to use the "ours" merge strategy to overwrite master with seotweaks like thi...
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How do you get a timestamp in JavaScript?

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