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What's the simplest way to subtract a month from a date in Python?

... PHP handles that by adding 2 days to Feb 28th, and it goes to March 2nd. There're conventions for this, let me find them real quick – NullUserException Aug 6 '10 at 15:15 ...
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iOS: how to perform a HTTP POST request?

...Remember to kick off the synchronous request in a separate thread to avoid blocking the UI. Asynchronously: (void)start Don't forget to set your NSURLConnection's delegate to handle the connection as follows: - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)re...
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prevent property from being serialized in web API

...t to turn it off in your App_Start\WebApiConfig.cs or your API will return blocked properties if the client requests xml instead of json. //remove xml serialization var appXmlType = config.Formatters.XmlFormatter.SupportedMediaTypes.FirstOrDefault(t => t.MediaType == "application/xml"); config.F...
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Play sound on button click android

... Android. Original Post First. You should put your statements inside a block, and in this case the onCreate method. Second. You initialized the button as variable one, then you used a variable zero and set its onClickListener to an incomplete onClickListener. Use the variable one for the setOnC...
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Show a popup/message box from a Windows batch file

...re some amazing examples of things you can do: dostips.com/forum/viewtopic.php?t=5311 The LocalDateTime example returns a value. Thanks for the idea! – Jerry Jeremiah May 26 '16 at 5:06 ...
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Difference between java.lang.RuntimeException and java.lang.Exception

...citly handled. For checked exceptions, you either have to put a try/catch block around the code that could potentially throw the exception, or add a "throws" clause to the method, to indicate that the method might throw this type of exception (which must be handled in the calling class or above). ...
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What's the difference between the 'ref' and 'out' keywords?

...lt;string>() When you new up someobject, two parts are created: The block of memory that holds data for someobject. A reference (pointer) to that block of data. Now when you send in someobject into a method without ref it COPIES the reference pointer, NOT the data. So you now have this: ...
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In mocha testing while calling asynchronous function how to avoid the timeout Error: timeout of 2000

...a yourself. You do this by wrapping your assertion callback in a try/catch block and pass any exceptions to the done handler. it('should not fail', function (done) { // Pass reference here! i_swallow_errors(function (err, result) { try { // boilerplate to be able to get the assert failures ...
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Iterator invalidation rules

... @metamorphosis: deque stores data in non-contiguous blocks. Inserting at the beginning or end may allocate a new block, but it never moves around previous elements, so pointers remain valid. But the rules for going to the next/previous element change if a new block is allocate...
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Java NIO FileChannel versus FileOutputstream performance / usefulness

...a of using FileChannel over FileOutputStream is that performing any of its blocking operations (e.g. read() or write()) from a thread that's in interrupted state will cause the channel to close abruptly with java.nio.channels.ClosedByInterruptException. Now, this could be a good thing if whatever t...