大约有 40,000 项符合查询结果(耗时:0.0584秒) [XML]

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AsyncTask and error handling on Android

...ing." When you get an exception, store the exception (or some other error-string/code) in this variable. When onPostExecute is called, see if this instance-variable is set to some error. If so, show an error message." (From the user "Streets of Boston" groups.google.com/group/android-developers...
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Reading a UTF8 CSV file with Python

... The .encode method gets applied to a Unicode string to make a byte-string; but you're calling it on a byte-string instead... the wrong way 'round! Look at the codecs module in the standard library and codecs.open in particular for better general solutions for reading U...
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How do I record audio on iPhone with AVAudioRecorder?

... code]); NSLog(@"Error: %@ [%4.4s])" , [error localizedDescription], (char*)&errorCode); } NSLog(@"recording"); } -(IBAction) stopRecording { NSLog(@"stopRecording"); [audioRecorder stop]; NSLog(@"stopped"); } -(IBAction) playRecording { NSLog(@"playRecording"); // Init audio with playb...
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Why use bzero over memset?

...lient/server in C. When initializing the structs, like sock_addr_in , or char buffers (that we used to send data back and forth between client and server) the professor instructed us to only use bzero and not memset to initialize them. He never explained why, and I'm curious if there is a val...
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Generating a UUID in Postgres for Insert statement?

... I posted that comment as the error string struck out on Google. Also it gives a specific package name, for Ubuntu at least. – Drew Noakes Jan 29 '14 at 23:29 ...
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Using python's eval() vs. ast.literal_eval()?

...al() only considers a small subset of Python's syntax to be valid: The string or node provided may only consist of the following Python literal structures: strings, numbers, tuples, lists, dicts, booleans, and None. Passing __import__('os').system('rm -rf /a-path-you-really-care-about') into a...
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Auto increment primary key in SQL Server Management Studio 2012

...ment and seed. Edit: I assumed that you'd have an integer datatype, not char(10). Which is reasonable I'd say and valid when I posted this answer share | improve this answer | ...
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Showing a different background colour in Vim past 80 characters

... out what that length is. Also, vim parses the value of this setting as a string every time it enters a window, initializes a buffer, etc, so this is kind of an expensive way of achieving the desired result. – cptstubing06 Mar 8 '13 at 4:08 ...
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Why use the INCLUDE clause when creating an index?

...erts/deletes require the index to be updated/sorted anyway and thus little extra overhead is associated with storing off a few extra columns while already updating the index. The overhead is the extra memory and CPU used to store redundant info on the index. If the columns you consider to add as in...
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Parsing JSON giving “unexpected token o” error [duplicate]

I am having a problem parsing simple JSON strings. I have checked them on JSONLint and it shows that they are valid. But when I try to parse them using either JSON.parse or the jQuery alternative it gives me the error unexpected token o : ...