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When to use leading slash in gitignore
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answered Jul 18 '16 at 10:07
solstice333solstice333
2,2821818 silver badges2020 bronze badges
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What is ng-transclude?
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90
This is much better description, than their official docs. That one makes my head hurt.
– Capaj
May 2...
Shallow copy of a Map in Java
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106
It's always better to copy using a copy constructor. clone() in Java is broken (see SO: How to ...
How to override to_json in Rails?
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You are getting ArgumentError: wrong number of arguments (1 for 0) because to_json needs to be overridden with one parameter, the options hash.
def to_json(options)
...
end
Longer explanation of to_json, as_json, and rendering:
In ActiveSupport 2.3.3, as_json was added to address ...
Why use try {} finally {} with an empty try block?
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From http://blog.somecreativity.com/2008/04/10/the-empty-try-block-mystery/:
This methodology guards against a
Thread.Abort call interrupting the
processing. The MSDN page of
Thread.Abort says that “Unexecuted
finally blocks are executed before the...
Convert boolean to int in Java
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600
int myInt = myBoolean ? 1 : 0;
^^
PS : true = 1 and false = 0
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What is the “realm” in basic authentication
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From RFC 1945 (HTTP/1.0) and RFC 2617 (HTTP Authentication referenced by HTTP/1.1)
The realm attribute (case-insensitive) is required for all
authentication schemes which issue a challenge. The realm value
(case-sensitive), in combination ...
Call a function with argument list in python
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270
To expand a little on the other answers:
In the line:
def wrapper(func, *args):
The * next t...
What's the point of having pointers in Go?
...xample taken from http://www.golang-book.com/8
func zero(x int) {
x = 0
}
func main() {
x := 5
zero(x)
fmt.Println(x) // x is still 5
}
as contrasted with
func zero(xPtr *int) {
*xPtr = 0
}
func main() {
x := 5
zero(&x)
fmt.Println(x) // x is 0
}
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How to put a unicode character in XAML?
...rmat you could try the XML character escape. So instead of writing &\u2014, you could write — instead.
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