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Rails: where does the infamous “current_user” come from?
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Erik PetersonErik Peterson
4,08111 gold badge1919 silver badges3232 bronze badges
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How can I get a view's current width and height when using autolayout constraints?
...frame available on the next layout pass, which ideally happens in about 1/60th of a second.
– shmim
Sep 18 '14 at 18:45
1
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How to include a child object's child object in Entity Framework 5
...rings
– Ryan Amies
Oct 24 '12 at 14:08
Which version did the lamba method come available? I'm stuck on a EF 4.0 Codeba...
Setting focus on an HTML input box on page load
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answered Aug 1 '10 at 19:32
SaikiosSaikios
3,07366 gold badges3232 silver badges5050 bronze badges
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What is a lambda expression in C++11?
... be writing a whole class just to do something trivial and one off.
In C++03 you might be tempted to write something like the following, to keep the functor local:
void func2(std::vector<int>& v) {
struct {
void operator()(int) {
// do something
}
} f;
std::for_each(...
Which is the preferred way to concatenate a string in Python?
...e is the most common. Here are timings with the timeit module:
a = a + b:
0.11338996887207031
a += b:
0.11040496826171875
However, those who recommend having lists and appending to them and then joining those lists, do so because appending a string to a list is presumably very fast compared to ex...
Parallel.ForEach vs Task.Run and Task.WhenAll
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edited Sep 30 '13 at 20:33
answered Sep 30 '13 at 20:17
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When to create a new app (with startapp) in Django?
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edited Jan 4 '16 at 20:34
kellyfj
4,72677 gold badges3737 silver badges6262 bronze badges
answered ...
How do I use CMake?
...io?
– lital maatuk
Oct 22 '11 at 13:00
3
After you run cmake (or CMakeSetup and hit generate), yo...
What does addChildViewController actually do?
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I was wondering about this question too. I watched Session 102 of the WWDC 2011 videos and Mr. View Controller, Bruce D. Nilo, said this:
viewWillAppear:, viewDidAppear:, etc have nothing to do with addChildViewController:. All that addChildViewController: does is to say "This vie...