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How does one make an optional closure in swift?
...ct: (()->())?){
if let callableRjector = onReject {
// do stuff!
}
}
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Function for Factorial in Python
How do I go about computing a factorial of an integer in Python?
8 Answers
8
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Easiest way to detect Internet connection on iOS?
I know this question will appear to be a dupe of many others, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through HTTPUrlConnection instantly fail if there is no connection available. This seems like completely san...
How to declare or mark a Java method as deprecated?
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Use @Deprecated on method. Don't forget about clarifying javadoc field:
/**
* Does some thing in old style.
*
* @deprecated use {@link #new()} instead.
*/
@Deprecated
public void old() {
// ...
}
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What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
4 Answers
4
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Can you disable tabs in Bootstrap?
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As of 2.1, from bootstrap documentation at http://twitter.github.com/bootstrap/components.html#navs, you can.
Disabled state
For any nav component (tabs, pills, or list), add .disabled for gray
links and no hover effects. Links will remain ...
Unable to hide welcome screen in Emacs
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Bear in mind that you'll need to do this for every shell you use. IMO you're better off configuring the editor properly to begin with, good quickfix suggestion though.
– byxor
Jul 12 '17 at 20:52
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.NET - Dictionary locking vs. ConcurrentDictionary
...re with no clerk, except at checkout. You have a ton of problems if people don't act responsibly. For instance, let's say a customer takes a can from a pyramid-can while a clerk is currently building the pyramid, all hell would break loose. Or, what if two customers reaches for the same item at the ...
Passing variables in remote ssh command
...68.1.133 '~/tools/run_pvt.pl "'$BUILD_NUMBER'"'
– dr.doom
Oct 10 '16 at 2:36
3
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What does template mean?
...apper {
static void call_it() { F(); }
};
// pass address of function do_it as argument.
void do_it() { }
FunctionWrapper<&do_it> test;
Template reference parameter (passing an integer)
template<int &A>
struct SillyExample {
static void do_it() { A = 10; }
};
// pass...