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Get the first element of each tuple in a list in Python [duplicate]

... Use a list comprehension: res_list = [x[0] for x in rows] Below is a demonstration: >>> rows = [(1, 2), (3, 4), (5, 6)] >>> [x[0] for x in rows] [1, 3, 5] >>> Alternately, you could use unpacking instead of x[0]: res_li...
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How do I run a single test with Nose in Pylons

... nosetests appname.tests.functional.test_controller should work, where the file is named test_controller.py. To run a specific test class and method use a path of the form module.path:ClassNameInFile.method_name, that is, with a colon separating the module/file pa...
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Implement C# Generic Timeout

... The really tricky part here was killing the long running task through passing the executor thread from the Action back to a place where it could be aborted. I accomplished this with the use of a wrapped delegate that passes out th...
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Email address validation using ASP.NET MVC data type attributes

... Validating email addresses with regex is usually a terrible idea... but if you must, there's an excellent reference here.. regular-expressions.info/email.html – Molomby Jul 23 '14 at 4:18 ...
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IOException: read failed, socket might closed - Bluetooth on Android 4.3

... I have finally found a workaround. The magic is hidden under the hood of the BluetoothDevice class (see https://github.com/android/platform_frameworks_base/blob/android-4.3_r2/core/java/android/bluetooth/BluetoothDevice.java#L1037). N...
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Create a .csv file with values from a Python list

...he values from a Python list. When I print the values in the list they are all unicode (?), i.e. they look something like this ...
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What does `someObject.new` do in Java?

... And, as you can tell, this can be incredibly confusing. Ideally, inner classes should be implementation details of the outer class and not be exposed to the outside world. – Eric Jablow Mar 30 '13 at 23:45 ...
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How to completely remove a dialog on close

... If you are using a div from the DOM, so not dynamically created, use .empty(). Then you can reuse it, if you fill the contents again offcourse. – KoalaBear Jul 15 '13 at 21:14 ...
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nodejs get file name from absolute path?

... extension from filename, you can use https://nodejs.org/api/path.html#path_path_basename_path_ext path.basename('/foo/bar/baz/asdf/quux.html', '.html'); share | improve this answer | ...
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What's the difference between RANK() and DENSE_RANK() functions in oracle?

... with q as ( select 10 deptno, 'rrr' empname, 10000.00 sal from dual union all select 11, 'nnn', 20000.00 from dual union all select 11, 'mmm', 5000.00 from dual union all select 12, 'kkk', 30000 from dual union all select 10, 'fff', 40000 from dual union all select 10, 'ddd', 40000 from dual union ...