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LINQ Aggregate algorithm explained
...lain the use of Aggregate which was the intention of this answer. However, if using this technique to actually create a large amount of comma separated data, it would be more appropriate to use a StringBuilder, and this is entirely compatible with Aggregate using the seeded overload to initiate the ...
What are all codecs and formats supported by FFmpeg?
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That would only be a list of formats supported by a specific build/installation of FFmpeg. There are a very wide range of FFmpeg builds in use.
– mikerobi
Oct 5 '11 at 19:02
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What is the maximum recursion depth in Python, and how to increase it?
...t a particularly efficient technique. Rewriting the algorithm iteratively, if possible, is generally a better idea.
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How to use a servlet filter in Java to change an incoming servlet request url?
...n url-pattern of /* or /Check_License/*, depending on the context path, or if you're on Servlet 3.0 already, use the @WebFilter annotation for that instead.
Don't forget to add a check in the code if the URL needs to be changed and if not, then just call FilterChain#doFilter(), else it will call i...
What is going wrong when Visual Studio tells me “xcopy exited with code 4”
... Click > Properties > Build Events > Post Build Event.
Note that if the $(ProjectDir) or similar macro terms have spaces in the resulting paths when expanded, then they will need to be wrapped in double quotes. For example:
xcopy "$(ProjectDir)Library\dsoframer.ocx" "$(TargetDir)" /Y /E /...
How can I implode an array while skipping empty array items?
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You can use array_filter():
If no callback is supplied, all entries of input equal to FALSE (see converting to boolean) will be removed.
implode('-', array_filter($array));
Obviously this will not work if you have 0 (or any other value that evaluat...
cv2.imshow command doesn't work properly in opencv-python
...://txt.arboreus.com/2012/07/11/highgui-opencv-window-from-ipython.html
If you run an interactive ipython session, and want to use highgui
windows, do cv2.startWindowThread() first.
In detail: HighGUI is a simplified interface to display images and
video from OpenCV code. It should be as...
Timertask or Handler
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and what if I want to use that inside a ViewModel? isn't against the ideal of not having android things there?
– desgraci
Mar 6 '19 at 15:04
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ASP.NET MVC on IIS 7.5
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to add to @blesh, if you have 64-bit and run the 32-bit aspnet_regiis.exe, it might just re-show you the options and do nothing
– xster
May 2 '12 at 20:28
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How can I set NODE_ENV=production on Windows?
...shell, so use:
$env:NODE_ENV="production"
Per @jsalonen's answer below. If you're in CMD (which is no longer maintained), use
set NODE_ENV=production
This should be executed in the command prompt where you intend to run your Node.js application.
The above line would set the environment variab...