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How do Trigonometric functions work?
...ation, you should NOT be using it. That goes for Taylor, Chebyshev, Padé, etc. series. Taylor series are often Good Enough.
– kquinn
Feb 7 '09 at 22:52
4
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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...m them with all other complications that comes with mutable, cross casting etc.
– Shital Shah
Nov 16 '18 at 11:20
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Peak detection in a 2D array
...have 8 or so initial settings for the basic directions (North, North East, etc). Run each one individually and throw away any results where two or more toes end up at the same pixel. I'll think about this some more, but this kind of thing is still being researched in image processing - there are no ...
How is Math.Pow() implemented in .NET Framework?
...ent("Exp", COMDouble::Exp)
FCFuncElement("Pow", COMDouble::Pow)
// etc..
FCFuncEnd()
Searching for "COMDouble" takes you to clr/src/classlibnative/float/comfloat.cpp. I'll spare you the code, just have a look for yourself. It basically checks for corner cases, then calls the CRT's version o...
User Authentication in ASP.NET Web API
...ication or any .Net application (Win Forms, WPF, console, Windows service, etc)
For example assume that you will be consuming the Web API service from another web application on the same network domain (within an intranet), in this case you could rely on the Windows authentication provided by ASP.N...
Is it better to specify source files with GLOB or each file individually in CMake?
...is file should be treated as part of
# CMakeLists.txt (source controlled, etc.).
function(update_deps_file deps)
set(deps_file "CMakeDeps.cmake")
# Normalize the list so it's the same on every machine
list(REMOVE_DUPLICATES deps)
foreach(dep IN LISTS deps)
file(RELATIVE_PATH...
How to “warm-up” Entity Framework? When does it get “cold”?
...Entity Framework gets "cold" again? (Recompilation, Recycling, IIS Restart etc.)
Basically, every time you lose your AppDomain. IIS performs restarts every 29 hours, so you can never guarantee that you'll have your instances around. Also after some time without activity the AppDomain is also shut ...
Why and How to avoid Event Handler memory leaks?
...ow.
A rule of thumb: If your view (i.e. WPF, WinForm, UWP, Xamarin Form, etc.) subscribes to an event of a ViewModel, always remember to detach the event handler. Because a ViewModel is usually lives longer than a view. So, if the ViewModel is not destroyed, any view that subscribed event of that ...
Is Java “pass-by-reference” or “pass-by-value”?
...nclature.
So, when calling a method
For primitive arguments (int, long, etc.), the pass by value is the actual value of the primitive (for example, 3).
For objects, the pass by value is the value of the reference to the object.
So if you have doSomething(foo) and public void doSomething(Foo foo...
Why aren't python nested functions called closures?
...ariables to the inner function, modifying an object on the inner function, etc.
In Python 3, support is more explicit - and succinct:
def closure():
count = 0
def inner():
nonlocal count
count += 1
print(count)
return inner
Usage:
start = closure()
start() # ...