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When to use f:viewAction / preRenderView versus PostConstruct?
...ented to perform actions directly after bean's construction and setting of all injected dependencies and managed properties such as @EJB, @Inject, @ManagedProperty, etc. Namely, the injected dependencies are not available inside the bean's constructor. This will thus run only once per view, session ...
Does constexpr imply inline?
...e implicitly inline (7.1.2)."
Note, however, that the inline specifier really has very little (if any) effect upon whether a compiler is likely to expand a function inline or not. It does, however, affect the one definition rule, and from that perspective, the compiler is required to follow the sa...
What is the use of static variable in C#? When to use it? Why can't I declare the static variable in
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A static variable shares the value of it among all instances of the class.
Example without declaring it static:
public class Variable
{
public int i = 5;
public void test()
{
i = i + 5;
Console.WriteLine(i);
}
}
public class Exercise
{
...
Gradient of n colors ranging from color 1 and color 2
... who was not expecting to see an option like "springgreen" or "royalblue". All colors available to use can be returned as a list by running: colors().
– jadki
Oct 9 '18 at 20:54
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Reload the path in PowerShell
If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable.
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How do I handle the window close event in Tkinter?
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Tkinter supports a mechanism called protocol handlers. Here, the term protocol refers to the interaction between the application and the window manager. The most commonly used protocol is called WM_DELETE_WINDOW, and is used to define what happens when th...
How do you use https / SSL on localhost?
...t, etc.). Note that depending on configuration the site may still automatically start with the URL rather than the SSL URL. You can see the SSL URL - note the port number and replace it in your browser address bar, you should be able to get in and test.
From there you can right click on your projec...
Algorithm to detect corners of paper sheet in photo
...n are awesome, move to them as soon as possible. :D
Instead of removing small objects and or noise, lower the canny restraints, so it accepts more edges, and then find the largest closed contour (in OpenCV use findcontour() with some simple parameters, I think I used CV_RETR_LIST). might still stru...
Significance of bool IsReusable in http handler interface
... writing a http handler/module, there is an interface member to implement called - bool IsReusable .
3 Answers
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Linq: GroupBy, Sum and Count
...oint me out to use First() and leave out SelectMany. The ResultLine is actually a ViewModel. The price will get formatted with currency sign. That's why I need it to be a string. But i could change quantity to int.. I'll see now if this may also help for my website. I'll let you know.
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