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How to start a background process in Python?
...o find a background process and redirect its IO so that attach.py can read from / write to some_long_running_prog in background?
– raof01
Mar 5 '14 at 6:46
...
How can I sharpen an image in OpenCV?
...ing:
You use a Gaussian smoothing filter and subtract the smoothed version from the original image (in a weighted way so the values of a constant area remain constant).
To get a sharpened version of frame into image: (both cv::Mat)
cv::GaussianBlur(frame, image, cv::Size(0, 0), 3);
cv::addWeighted(f...
ASP.NET MS11-100: how can I change the limit on the maximum number of posted form values?
... method is definitely new. I used the Disassemble option in Reflector, and from what I can tell from the code it checks an AppSetting:
if (this.Count >= AppSettings.MaxHttpCollectionKeys)
{
throw new InvalidOperationException();
}
If it doesn't find the value in the web.config file, it will ...
C++11 rvalues and move semantics confusion (return statement)
...e same, and neither is cv-qualified (don't return const types). Stay away from returning with the condition (:?) statement as it can inhibit RVO. Don't wrap the local in some other function that returns a reference to the local. Just return my_local;. Multiple return statements are ok and will ...
Fling gesture detection on grid layout
... It is worth noting that you can actually obtain scaled, reasonable values from the system using ViewConfiguration class:
final ViewConfiguration vc = ViewConfiguration.get(getContext());
final int swipeMinDistance = vc.getScaledPagingTouchSlop();
final int swipeThresholdVelocity = vc.getScaledMini...
How to set current working directory to the directory of the script in bash?
...
If you run the script from the current directory like so bash script.sh, then the value of $0 is script.sh. The only way the cd command will "work" for you is because you don't care about failed commands. If you were to use set -o errexit (aka: se...
Is JavaScript guaranteed to be single-threaded?
...r or timeout is entered, you remain completely in control until you return from the end of your block or function.
(*: ignoring the question of whether browsers really implement their JS engines using one OS-thread, or whether other limited threads-of-execution are introduced by WebWorkers.)
Howev...
ASP.NET Identity DbContext confusion
...
I would use a single Context class inheriting from IdentityDbContext.
This way you can have the context be aware of any relations between your classes and the IdentityUser and Roles of the IdentityDbContext.
There is very little overhead in the IdentityDbContext, it is b...
What is the difference between @Inject and @Autowired in Spring Framework? Which one to use under wh
... At the risk of being pedantic: @Inject is a separate JSR (JSR-330) from CDI (JSR-299).
– Brad Cupit
Nov 5 '13 at 22:12
...
What is scaffolding? Is it a term for a particular platform?
...
From Wikipedia:
Scaffolding is a meta-programming
method of building database-backed
software applications. It is a
technique supported by some
model-view-controller frameworks, in
which the programmer may write...