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Measure elapsed time in Swift
How can we measure the time elapsed for running a function in Swift? I am trying to display the elapsed time like this: "Elapsed time is .05 seconds". Saw that in Java , we can use System.nanoTime(), is there any equivalent methods are available in Swift to accomplish this?
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Key hash for Android-Facebook app
I'm working on an Android app, in which I want to integrate a Facebook
posting feature. I downloaded the Facebook-Android SDK, and I got
the readme.md (text file) in there, in which it is mentioned to generate
the key hash for Android. How do I generate it?
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How can I get list of values from dict?
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@Muhd The Python docs always have everything: docs.python.org/2/library/stdtypes.html
– jamylak
Apr 26 '13 at 3:29
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How do I add a submodule to a sub-directory?
...submodule add <git@github.com:...> in the snipmate-snippets directory, I get the following error message:
5 Answer...
How to convert int to NSString?
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Primitives can be converted to objects with @() expression. So the shortest way is to transform int to NSNumber and pick up string representation with stringValue method:
NSString *strValue = [@(myInt) stringValue];
or
NSString *strValue = @(myInt).stringValue;
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Iterate a list with indexes in Python
I could swear I've seen the function (or method) that takes a list, like this [3, 7, 19] and makes it into iterable list of tuples, like so: [(0,3), (1,7), (2,19)] to use it instead of:
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Max size of an iOS application
...is the maximum size your iOS app can be.
As of January 26, 2017
App Size for iOS (& tvOS) only
Your app’s total uncompressed size must be less than 4GB. Each Mach-O executable file (for example, app_name.app/app_name) must not exceed these limits:
For apps whose MinimumOSVersion is less than...
How to access maven.build.timestamp for resource filtering
... and would like to make the build timestamp accessible to my application. For this, I'm putting a placeholder in a .properties file and let maven filter on build. While this is working fine for ${project.version} , ${maven.build.timestamp} is not substituted on filtering.
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Convert timedelta to total seconds
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Use timedelta.total_seconds().
>>> import datetime
>>> datetime.timedelta(seconds=24*60*60).total_seconds()
86400.0
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adding directory to sys.path /PYTHONPATH
I am trying to import a module from a particular directory.
5 Answers
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