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How to split a comma-separated string?
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Do you test it ? because I've just wrote a program java and the string " string, with , space ".trim() return "string, with , space". Like javadoc says : returns a copy of the string, with leading and trailing whitespace ...
Difference between dict.clear() and assigning {} in Python
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This isn't really a valid speed test for all cases since the dict is empty. I think making a large dict (or at least some content) would yield a much smaller performance difference...plus I suspect the garbage collector might add a little of its own hurt to...
Color Tint UIButton Image
... in code), will render the button's image with the default tint color.
(tested on iOS9, Xcode 7.3)
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Bind a function to Twitter Bootstrap Modal Close
... new project and I want for part of the page to refresh and retrieve the latest json data on modal close. I dont see this anywhere in the documentation can someone point it out to me or suggest a solution.
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Android Studio - local path doesn't exist
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is it valid for test?
– Zafer Celaloglu
Aug 19 '14 at 8:17
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iPhone viewWillAppear not firing
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I just tested this in iOS4 and iOS5: This is NOT true: Setting the delegate of a navigationController and then pushing a view to it WILL fire viewWillAppear: etc.
– DaGaMs
Nov 7 '11 at 13:44
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How do I iterate through the files in a directory in Java?
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You can use File#isDirectory() to test if the given file (path) is a directory. If this is true, then you just call the same method again with its File#listFiles() outcome. This is called recursion.
Here's a basic kickoff example.
public static void main(St...
CFBundleVersion in the Info.plist Upload Error
...you are submitting an updated version of your app.
– testing
Feb 4 '15 at 9:09
Apple has recently redefined what all t...
How do I specify unique constraint for multiple columns in MySQL?
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MySql 5 or higher behaves like this (I've just tested):
you can define unique constraints involving nullable columns. Say you define a constraint unique (A, B) where A is not nullable but B is
when evaluating such a constraint you can have (A, null) as many times you wa...
Illegal mix of collations MySQL Error
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Seems to work for now, i'll accept after some more testing. Do the second queries need to be run once, or at the start of each script?
– Click Upvote
Jun 17 '09 at 19:06
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