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Transpose/Unzip Function (inverse of zip)?

I have a list of 2-item tuples and I'd like to convert them to 2 lists where the first contains the first item in each tuple and the second list holds the second item. ...
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What is the best way to do a substring in a batch file?

...nced. You can now use the following optional syntax: %~I - expands %I removing any surrounding quotes (") %~fI - expands %I to a fully qualified path name %~dI - expands %I to a drive letter only %~pI - expands %I to a path only %~nI - expands %I to a file na...
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How do you create an asynchronous method in C#?

...xc) { tcs.SetException(exc); } }); return tcs.Task; } From here and here To support such a paradigm with Tasks, we need a way to retain the Task façade and the ability to refer to an arbitrary asynchronous operation as a Task, but to control the lifetime of that Task according to the...
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Naming “class” and “id” HTML attributes - dashes vs. underlines [closed]

... Use Hyphens to ensure isolation between your HTML and JavaScript. Why? see below. Hyphens are valid to use in CSS and HTML but not for JavaScript Objects. A lot of browsers register HTML Ids as global objects on the window/document object, in big projects, this can become...
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Which mime type should I use for mp3

... Chrome 26 knows better and uses audio/mp3... Go figure. – Nux Apr 5 '13 at 11:31 22 ...
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Correct use of flush() in JPA/Hibernate

...formation about the flush() method, but I'm not quite clear when to use it and how to use it correctly. From what I read, my understanding is that the contents of the persistence context will be synchronized with the database, i. e. issuing outstanding statements or refreshing entity data. ...
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Git fails when pushing commit to github

... I had the same issue and believe that it has to do with the size of the repo (edited- or the size of a particular file) you are trying to push. Basically I was able to create new repos and push them to github. But an existing one would not work....
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how to change any data type into a string in python

...mystring = repr(myvariable) # '4' This is called "conversion" in python, and is quite common. share | improve this answer | follow | ...
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Very slow compile times on Visual Studio 2005

...udio 2005, you will find the option in Tools > Options... > Projects and Solutions > Build and Run > maximum number of parallel project builds. Disable your anti-virus software for .ilk, .pdb, .cc, .h files and only check for viruses on modify. Disable scanning the directory where your...
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Passing command line arguments in Visual Studio 2010?

I am working on a C project and can not figure out how to pass command line arguments to my main function in Visual Studio 2010 Express Edition. I want to debug - how do these command line arguments work? ...