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Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
...find any documentation on the .build method in Rails (i am currently using 2.0.2).
2 Answers
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method overloading vs optional parameter in C# 4.0 [duplicate]
...y you want a method foo to be be called/used like so, foo(), foo(1), foo(1,2), foo(1,2, "hello"). With method overloading you would implement the solution like this,
///Base foo method
public void DoFoo(int a, long b, string c)
{
//Do something
}
/// Foo with 2 params only
public void DoFoo(i...
Flags to enable thorough and verbose g++ warnings
...ast-align -Wcast-qual -Wctor-dtor-privacy -Wdisabled-optimization -Wformat=2 -Winit-self -Wlogical-op -Wmissing-declarations -Wmissing-include-dirs -Wnoexcept -Wold-style-cast -Woverloaded-virtual -Wredundant-decls -Wshadow -Wsign-conversion -Wsign-promo -Wstrict-null-sentinel -Wstrict-overflow=5 -W...
Iterating Through a Dictionary in Swift
...fore the others. You can see this by adding a print statement to the loop. 25 is the 5th element of Square so largest would be set 5 times for the 5 elements in Square and then would stay at 25.
let interestingNumbers = [
"Prime": [2, 3, 5, 7, 11, 13],
"Fibonacci": [1, 1, 2, 3, 5, 8],
"...
Where do I find old versions of Android NDK? [closed]
...
192
Looks like you can construct the link to the NDK that you want and download it from dl.google.co...
When to use lambda, when to use Proc.new?
... Ruby breaks the much-vaunted Principle of Least Surprise:
def whowouldwin2
myproc = Proc.new {return "Freddy"}
myproc.call
# myproc gets called and returns "Freddy",
# but also returns control from whowhouldwin2!
# The line below *never* gets executed.
return "Jason"
end
whowoul...
How to create json by JavaScript for loop?
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edited Dec 20 '13 at 22:18
answered May 28 '09 at 14:03
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How to create our own Listener interface in android?
...
202
Create a new file:
MyListener.java:
public interface MyListener {
// you can define any ...
Responsively change div size keeping aspect ratio [duplicate]
...line-block;
position: relative;
}
.wrapper:after {
padding-top: 56.25%;
/* 16:9 ratio */
display: block;
content: '';
}
.main {
position: absolute;
top: 0;
bottom: 0;
right: 0;
left: 0;
/* fill parent */
background-color: deepskyblue;
/* let's see it! */
...