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How to use HttpWebRequest (.NET) asynchronously?

...k function is called when the asynchronous operation is complete. You need to at least call EndGetResponse() from this function. share | improve this answer | follow ...
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Disable individual Python unit tests temporarily

...test methods or classes can both be disabled using the unittest.skip decorator. @unittest.skip("reason for skipping") def test_foo(): print('This is foo test case.') @unittest.skip # no reason needed def test_bar(): print('This is bar test case.') For other options, see the docs for Sk...
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How can I remove specific rules from iptables?

...and HTTPS services on the ports 8006 and 8007 respectively. I use iptables to "activate" the server; i.e. to route the incoming HTTP and HTTPS ports: ...
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How to insert element into arrays at specific position?

... array_slice() can be used to extract parts of the array, and the union array operator (+) can recombine the parts. $res = array_slice($array, 0, 3, true) + array("my_key" => "my_value") + array_slice($array, 3, count($array)-3, true); Th...
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How to sort a dataFrame in python pandas by two or more columns?

Suppose I have a dataframe with columns a , b and c , I want to sort the dataframe by column b in ascending order, and by column c in descending order, how do I do this? ...
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'git' is not recognized as an internal or external command

I have an installation of Git for Windows, but when I try to use the git command in Command Prompt, I get the following error: ...
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How can I disable editing cells in a WPF Datagrid?

...oblem. When a user double-clicks on a cell in my datagrid, the cell goes into edit mode. I want to prevent that. Instead I want users to be able to select the full row - not edit values in it. ...
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Is it better to reuse a StringBuilder in a loop?

...der. In a very long loop I'm manipulating a StringBuilder and passing it to another method like this: 14 Answers ...
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How to log source file name and line number in Python

Is it possible to decorate/extend the python standard logging system, so that when a logging method is invoked it also logs the file and the line number where it was invoked or maybe the method that invoked it? ...
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What does the red exclamation point icon in Eclipse mean?

...ternet about "red exclamation point icons" and "red exclamation mark decorators" and "red bang icons," no doubt because lots of plugins and programming-related tools use red exclamation point icons. So, to be clear, this is the one I mean: ...