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Qt: How do I handle the event of the user pressing the 'X' (close) button?

...> void MainWindow::closeEvent (QCloseEvent *event) { QMessageBox::StandardButton resBtn = QMessageBox::question( this, APP_NAME, tr("Are you sure?\n"), QMessageBox::...
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Suppress properties with null value on ASP.NET Web API

...rializerSettings = new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore}; Or, if you want more control, you can replace entire formatter: var jsonformatter = new JsonMediaTypeFormatter { SerializerSettings = { NullValueHandling = NullValueHand...
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Windows batch: sleep [duplicate]

... Haha, so simple and yet so genius :-) Exactly what I was looking for. +1 – Simon Apr 13 '12 at 21:19 ...
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Random number generation in C++11: how to generate, how does it work? [closed]

I recently came across new way to generate random numbers in C++11, but couldn't digest the papers that I read about it (what is that engine , maths term like distribution , "where all integers produced are equally likely "). ...
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PHP passing $_GET in linux command prompt

... Typically, for passing arguments to a command line script, you will use either argv global variable or getopt: // bash command: // php -e myscript.php hello echo $argv[1]; // prints hello // bash command: // php -e myscript.php -f=world $opts = getopt('f:'); ec...
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Having options in argparse with a dash

...e pm . How can I get around this issue? Is it possible to have - in command line options? 3 Answers ...
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Generating an Excel file in ASP.NET [closed]

...ow would you return the data? I'm looking for something that's as clean and straightforward as possible. 26 Answers ...
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Twitter Bootstrap Customization Best Practices [closed]

...otstrap will be frequent, I want to be able to pull down the latest source and make minimal changes by keeping my modifications in separate files. Of course, it's not completely bullet proof. Copy the bootstrap.less and variables.less to the parent directory. Rename bootstrap.less to theme.less ...
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How to flatten an ExpandoObject returned via JsonResult in asp.net mvc?

I really like the ExpandoObject while compiling a server-side dynamic object at runtime, but I am having trouble flattening this thing out during JSON serialization. First, I instantiate the object: ...
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Finding the author of a line of code in Mercurial

... out who is responsible for a specific line of code? I know the linenumber and the filename but I would like Mercurial to tell me the author(s) of that specific line of code. Is there a command for that? ...