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Android- create JSON Array and JSON Object

How can I create a JSON with this format in Android: Since the API that I will be passing will parse JsonArray then the object. Or would it be okay if just to pass a json object? Since I will just have to insert 1 transaction per service call. ...
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prevent property from being serialized in web API

I'm using an MVC 4 web API and asp.net web forms 4.0 to build a rest API. It's working great: 11 Answers ...
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How can I read and parse CSV files in C++?

I need to load and use CSV file data in C++. At this point it can really just be a comma-delimited parser (ie don't worry about escaping new lines and commas). The main need is a line-by-line parser that will return a vector for the next line each time the method is called. ...
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Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)

...lock() { m_.release(); } }; // A class which uses 'mutex' and 'lock' objects class foo { mutex mutex_; // mutex for locking 'foo' object public: void bar() { lock scopeLock(mutex_); // lock object. foobar(); // an operation which may throw an exception ...
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How to crop circular area from bitmap in Android

I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this? ...
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What is the use of Enumerable.Zip extension method in Linq?

...ative. B) Write a method to yield return each element of the shorter list, and then continue yield returning default indefinitely thereafter. (Option B requires you to know in advance which list is shorter.) – jpaugh Jul 7 '17 at 21:41 ...
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Android Use Done button on Keyboard to click button

...alled when an action is performed on the EditText), it works both for DONE and RETURN: max.setOnEditorActionListener(new OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if ((event != null && (event.ge...
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How do you create a Swift Date object?

... Swift has its own Date type. No need to use NSDate. Creating a Date and Time in Swift In Swift, dates and times are stored in a 64-bit floating point number measuring the number of seconds since the reference date of January 1, 2001 at 00:00:00 UTC. This is expressed in the Date structure. Th...
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Do I need to explicitly call the base virtual destructor?

... This question might be related and help questions/15265106/c-a-missing-vtable-error. – Paul-Sebastian Manole Dec 20 '14 at 20:16 ...
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error: request for member '..' in '..' which is of non-class type

I have a class with two constructors, one that takes no arguments and one that takes one argument. 9 Answers ...