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List vs List
...t not of the subtype that set's objects are declared to be at the caller's site. So this could break the type system if it were possible.)
Now here come generics to the rescue, because it works as intended if I use this method signature instead:
<T extends A> void myMethod(Set<T> set)
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Why is setTimeout(fn, 0) sometimes useful?
...hangChung for helping to kickstart it.
UPDATE2: Just in case JSFiddle web site dies, or deletes the code, I added the code to this answer at the very end.
DETAILS:
Imagine a web app with a "do something" button and a result div.
The onClick handler for "do something" button calls a function "L...
Why are C# 4 optional parameters defined on interface not enforced on implementing class?
...ls the compiler to insert the default value for that parameter at the call-site.
The call obj2.TestMethod(); is replaced by obj2.TestMethod(false); when the C# code gets compiled to IL, and not at JIT-time.
So in a way it's always the caller providing the default value with optional parameters. Th...
Python: How would you save a simple settings/config file?
...ple is provided in this answer. More details can be found on the pyYAML website.
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Position of least significant bit that is set
...ion discussion attached. My favourite solution for your problem (from that site) is «multiply and lookup»:
unsigned int v; // find the number of trailing zeros in 32-bit v
int r; // result goes here
static const int MultiplyDeBruijnBitPosition[32] =
{
0, 1, 28, 2, 29, 14, 24, 3, 30...
Android Archive Library (aar) vs standard jar
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Jerald is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
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What is unit testing? [closed]
... large but is a great resource on unit testing. Here is a link to his web site where he discusses the basics of unit testing. http://xunitpatterns.com/XUnitBasics.html
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ctypes - Beginner
...rehensive tutorial, but if you ask for help with specific problems on this site, I'm sure the community would help you out.
PS: I'm assuming you're on Linux because you've used ctypes.CDLL('libc.so.6'). If you're on another OS, things might change a little bit (or quite a lot).
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What, why or when it is better to choose cshtml vs aspx?
...ent (e.g. a large-file uploading control) and you want to use it in an MVC site. With Razor, you can't do this. However, you can execute all of the same backend-processing that you would use with a traditional ASP.NET architecture with a Web Form view.
Furthermore, ASP.NET web forms views can h...
C state-machine design [closed]
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Be sure to check the work of Miro Samek (blog State Space, website State Machines & Tools), whose articles at the C/C++ Users Journal were great.
The website contains a complete (C/C++) implementation in both open source and commercial license of a state machine framework (QP Framew...