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Good introduction to the .NET Reactive Framework [closed]

...ouseDown() from mv in this.GetMouseMove().Until(this.GetMouseUp()) select new Point(mv.X, mv.Y); mouseMoveWhileDown .Pairwise() .Subscribe(tup => graphics.DrawLine(pen, tup.Item1, tup.Item2)); (I must confess that in that example, Pairwise() is home-grown...) The most importa...
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What is the difference between sed and awk? [closed]

...of awk including mawk and nawk. Both programs use regular expressions for selecting and processing text. I would tend to use sed where there are patterns in the text. For example, you could replace all the negative numbers in some text that are in the form "minus-sign followed by a sequence of dig...
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Convert number to month name in PHP

...mes from the beginning of the year to the end e.g. to populate a drop-down select, I would just use the following; for ($i = 0; $i < 12; ++$i) { $months[$m] = $m = date("F", strtotime("January +$i months")); } share ...
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Import Error: No module named numpy

...Windows key. Type "cmd". Right-click on the suggested "Command Prompt" and select "Run as Administrator) Navigate to the Python installation directory's Scripts folder using the "cd" (change directory) command. e.g. "cd C:\Program Files (x86)\PythonXX\Scripts" This might be: C:\Users\\AppData\Loca...
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WPF and initial focus

...aversalRequest(FocusNavigationDirection.First)); This will automatically select the first control in the tab order, so it's a general solution that should be able to be dropped into any window and Just Work. share ...
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How do I run Python code from Sublime Text 2?

..., "$file"], "file_regex": "^[ ]*File \"(...*?)\", line ([0-9]*)", "selector": "source.python" } change the "c:\python27" part to any version of python you have in your system. share | imp...
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How to get the children of the $(this) selector?

... parameter called context which can be used to override the context of the selection. jQuery("img", this); Which is the same as using .find() like this: jQuery(this).find("img"); If the imgs you desire are only direct descendants of the clicked element, you can also use .children(): jQuery(t...
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Free XML Formatting tool [closed]

... Another method to reindent XML in Notepad++: From menu select Plugins -> XML Tools -> Pretty print (XML only – with line breaks) or press Ctrl+Alt+Shift+B. share | improv...
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Combine the first two commits of a Git repository?

...cess twice, once to generate the interactive rebase editor list (where you select what action to take for each commit), and once to actually execute the re-application of commits. Here is an alternative solution that will avoid the time cost of generating the interactive rebase editor list by not u...
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Windows path in Python

... however best practice is to use the os.path module functions that always select the correct configuration for your OS: os.path.join(mydir, myfile) From python 3.4 you can also use the pathlib module. This is equivelent to the above: pathlib.Path(mydir, myfile) or pathlib.Path(mydir) / myfil...