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Can I invoke an instance method on a Ruby module without including it?
... a method on a module is turned into a module function you can simply call it off of Mods as if it had been declared as
module Mods
def self.foo
puts "Mods.foo(self)"
end
end
The module_function approach below will avoid breaking any classes which include all of Mods.
module Mods
def ...
error: ‘NULL’ was not declared in this scope
...
NULL is not a keyword. It's an identifier defined in some standard headers. You can include
#include <cstddef>
To have it in scope, including some other basics, like std::size_t.
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Share cookie between subdomain and domain
... questions. I understand that if I specify the domain as .mydomain.com (with the leading dot) in the cookie that all subdomains can share a cookie.
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Get notified when UITableView has finished asking for data?
Is there some way to find out when a UITableView has finished asking for data from its data source?
18 Answers
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How to detect a textbox's content has changed
...follow
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edited May 15 '14 at 8:50
Community♦
111 silver badge
answered Mar 31 '12 at 1...
Android Hello-World compile error: Intellij cannot find aapt
I'm trying to get set up with an Android development environment using IntelliJ in Ubuntu 12.04. I create an Android Application Module, but when I try to build, I get the following error:
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HTTP URL Address Encoding in Java
...plication gets a URL (which points to a file) from the user and I need to hit it and download it. The problem I am facing is that I am not able to encode the HTTP URL address properly...
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Generic TryParse
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edited Jan 9 '17 at 7:57
meJustAndrew
4,44244 gold badges3434 silver badges6161 bronze badges
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Can I mix Swift with C++? Like the Objective-C .mm files
...ust changed my .m files to .mm and use C++. Is there a way to do the same with Swift?
13 Answers
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What are attributes in .NET?
...trol in what order properties should appear in the UI. I could then append it to a class and write some GUI components that extract the attributes and order the UI elements appropriately.
public class DisplayWrapper
{
private UnderlyingClass underlyingObject;
public DisplayWrapper(Underlyi...