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How can I find all of the distinct file extensions in a folder hierarchy?

... Powershell: dir -recurse | select-object extension -unique Thanks to http://kevin-berridge.blogspot.com/2007/11/windows-powershell.html share | impr...
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How do you properly use namespaces in C++?

...mbols from the namespace. The most secure way to use "using" is to import select symbols: void doSomething() { using std::string ; // string is now "imported", at least, // until the end of the function string a("Hello World!") ; std::cout << a << std::en...
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Toggle Checkboxes on/off

... You can write: $(document).ready(function() { $("#select-all-teammembers").click(function() { var checkBoxes = $("input[name=recipients\\[\\]]"); checkBoxes.prop("checked", !checkBoxes.prop("checked")); }); }); Before jQuery 1.6, when w...
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System.Security.SecurityException when writing to Event Log

...blogs.net/timh/archive/2005/10/05/56029.aspx Open the Registry Editor: Select Start then Run Enter regedt32 or regedit Navigate/expand to the following key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Security Right click on this entry and select Permissions Add the Network S...
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Add a method breakpoint to all methods of a class in EclipseIDE

... The fastest way is to go to the "Outline" view and select all of the methods you want, right-click and click "Toggle Method Breakpoint" share | improve this answer |...
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Apply CSS styles to an element depending on its child elements

...but this isn't possible. You may want to consider looking at jQuery. Its selectors work very well with 'containing' types. You can select the div, based on its child contents and then apply a CSS class to the parent all in one line. If you use jQuery, something along the lines of this would may w...
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Is PowerShell ready to replace my Cygwin shell on Windows? [closed]

... grep Select-String cmdlet and -match operator work with regexes. Also you can directly make use of .NET's regex support for more advanced functionality. sort Sort-Object is more powerful (than I remember *nix's sort). Allowi...
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Eclipse: Files opened by multiple searches using same editor tab

...esult -> Show In -> Package Explorer ->(file is now automatically selected)->Press 'Enter' More simply Select the result -> alt + shift + w -> Package Explorer -> press 'Enter' twice share |...
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al

...al code mask = ((r["dt"] >= startdate) & (r["dt"] <= enddate)) selected = r[mask] looks correct. However, if you do want and, then instead of a and b use (a-b).any() or (a-b).all(). share | ...
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Rearranging Tab Bar Controller Order in StoryBoard

...'t even know we could drag the tabs. Not very intuitive since tabs are not selectable... – Pierre de LESPINAY Jun 16 '14 at 13:27 1 ...