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iOS: how to perform a HTTP POST request?

...on didReceiveResponse:(NSURLResponse *)response { [self.data setLength:0]; } - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)d { [self.data appendData:d]; } - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error { [[[[UIAlertView al...
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Android-java- How to sort a list of objects by a certain value within the object

...w ToSort(new Float(5), "5"); ToSort toSort6 = new ToSort(new Float(0), "0"); ToSort toSort7 = new ToSort(new Float(3), "3"); ToSort toSort8 = new ToSort(new Float(-3), "-3"); List<ToSort> sortList = new ArrayList<ToSort>(); sortList.add(toSort1); ...
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How to check if object (variable) is defined in R?

... 460 You want exists(): R> exists("somethingUnknown") [1] FALSE R> somethingUnknown <- 42 R...
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How to get a key in a JavaScript object by its value?

...| edited Mar 22 '19 at 13:03 jithinkmatthew 57455 silver badges1515 bronze badges answered Jan 28 '15 at...
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ArrayList initialization equivalent to array initialization [duplicate]

... answered May 3 '10 at 20:33 meritonmeriton 59.3k1313 gold badges9393 silver badges156156 bronze badges ...
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adb server version doesn't match this client

...na PermanaAditya Kresna Permana 9,64977 gold badges3030 silver badges3535 bronze badges ...
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How to get all selected values from ?

... 109 The usual way: var values = $('#select-meal-type').val(); From the docs: In the case of ...
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convert UIImage to NSData

... | edited May 10 '19 at 17:02 Cœur 29.8k1515 gold badges166166 silver badges214214 bronze badges ...
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String vs. StringBuilder

... BartoszKP 30.8k1212 gold badges8686 silver badges121121 bronze badges answered Sep 16 '08 at 15:59 Jay BazuziJay...
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Read properties file outside JAR file

...d file. For example, your main.properties file may contain: app.version=1.0.0.0 app.name=Hello So, when you run your main program from its root/base folder, normally you will run it like this: java -jar ./main.jar or, straight away: java -jar main.jar In your main.jar, you need to create a...