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Adding Core Data to existing iPhone project
I'd like to add core data to an existing iPhone project, but I still get a lot of compile errors:
13 Answers
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Referring to the null object in Python
How do I refer to the null object in Python?
6 Answers
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Changing API level Android Studio
I want to change the minimum SDK version in Android Studio from API 12 to API 14. I have tried changing it in the manifest file, i.e.,
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Constant Amortized Time
What is meant by "Constant Amortized Time" when talking about time complexity of an algorithm?
6 Answers
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Find row where values for column is maximal in a pandas DataFrame
How can I find the row for which the value of a specific column is maximal ?
8 Answers
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Is there any way to check if iOS app is in background?
I want to check if the app is running in the background.
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Converting Long to Date in Java returns 1970
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The Date constructor (click the link!) accepts the time as long in milliseconds, not seconds. You need to multiply it by 1000 and make sure that you supply it as long.
Date d = new Date(1220227200L * 1000);
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Sun Aug 31 20:00:00 GMT-04:0...
Database Design for Revisions?
We have a requirement in project to store all the revisions(Change History) for the entities in the database. Currently we have 2 designed proposals for this:
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for each loop in Objective-C for accessing NSMutable dictionary
I am finding some difficulty in accessing mutable dictionary keys and values in Objective-C.
7 Answers
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Accessing dict keys like an attribute?
I find it more convenient to access dict keys as obj.foo instead of obj['foo'] , so I wrote this snippet:
27 Answers
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