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Why should I not wrap every block in “try”-“catch”?
...throw an exception then it is reckless not to protect this call with a meaningful try block.
16 Answers
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How to get string width on Android?
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You can use the getTextBounds(String text, int start, int end, Rect bounds) method of a Paint object. You can either use the paint object supplied by a TextView or build one yourself with your desired text appearance.
Using a Textview you Can do the follow...
Regular expression for exact match of a string
...ant to match two passwords with regular expression. For example I have two inputs "123456" and "1234567" then the result should be not match (false). And when I have entered "123456" and "123456" then the result should be match (true).
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How to not run an example using roxygen2?
I'm writing a geocoding function right now that relies on having a Bing Maps Key. Obviously I'd rather not publish mine, and the examples fail without one.
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error upon assigning Layout: BoxLayout can't be shared
I have this Java JFrame class, in which I want to use a boxlayout, but I get an error saying java.awt.AWTError: BoxLayout can't be shared . I've seen others with this problem, but they solved it by creating the boxlayout on the contentpane, but that is what I'm doing here. Here's my code:
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Difference between java.exe and javaw.exe
Recently I noted that some applications are running on javaw (not in java ). What is the difference between them and how can I run my Swing application on javaw ?
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What's the difference between subprocess Popen and call (how can I use them)?
...e = /path/to/the/shell and specify the command just as you have it there.
Since you're just redirecting the output to a file, set the keyword argument
stdout = an_open_writeable_file_object
where the object points to the output file.
subprocess.Popen is more general than subprocess.call.
Popen...
Better way to set distance between flexbox items
To set the minimal distance between flexbox items I'm using margin: 0 5px on .item and margin: 0 -5px on container. For me it seems like a hack, but I can't find any better way to do this.
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Is Meyers' implementation of the Singleton pattern thread safe?
Is the following implementation, using lazy initialization, of Singleton (Meyers' Singleton) thread safe?
6 Answers
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Sorting related items in a Django template
Is it possible to sort a set of related items in a DJango template?
4 Answers
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