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What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
...ans it doesn't want to use this feature at all, since position is already known, anyway.
So, if you need to return any other value you see fit, feel free to do so:
@Override
public long getItemId(int position) {
return data.get(position).Id;
}
...
How to use SCNetworkReachability in Swift
...ue to changes in the Swift language, which made it a bit confusing. I have now rewritten it and removed everything which refers to Swift 1.x. The older code can
be found in the edit history if somebody needs it.)
This is how you would do it in Swift 2.0 (Xcode 7):
import SystemConfiguration
func ...
What is the difference between decodeURIComponent and decodeURI?
...ncoded also because they are regarded as text and not special characters.
Now back to the difference between the decode functions, each function decodes strings generated by its corresponding encode counterpart taking care of the semantics of the special characters and their handling.
...
Java's final vs. C++'s const
... {
// Error in java, can't override
public void foo() {
}
}
Can now be exactly written in C++11 as:
class Bar {
public:
virtual void foo() final;
};
class Error : public Bar {
public:
virtual void foo() final;
};
I had to compile this example with a pre-release of G++ 4.7. Note th...
Overriding class constants vs properties
...>test;
}
Note the static keyword. This is uses "late static binding". Now you're parent class will call the const of your child class.
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Operational Transformation library?
...ript implementation of its collaborative editing algorithm called ShareJS, now named ShareDB.
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ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]
... to maintain.
In terms of Lucene usability, way back when (almost 6 years now), I created Compass. Its aim was to simplify using Lucene and make everyday Lucene simpler. What I came across time and time again is the requirement to be able to have Compass distributed. I started to work on it from wi...
Getting full JS autocompletion under Sublime Text
...ased on the wonderful Emmet toolkit! It is mind blowing. It doesn't quite know as nearly as much JS as the Chrome web inspector, but I guess that's not such a bad thing. (After all, I want to enhance my muscle memory.) On the other hand, the work Emmet does for you is amazing! Thanks!
...
The type must be a reference type in order to use it as parameter 'T' in the generic type or method
I'm getting deeper into generics and now have a situation I need help with. I get a compile error on the 'Derived' class below as shown in the subject title. I see many other posts similar to this one but I'm not seeing the relationship. Can someone tell me how to resolve this?
...
What does @: (at symbol colon) mean in a Makefile?
...happens
won't emit
echo this always happens
this always happens
Now, the action part of a rule can be any shell command, including :. Bash help explains this as well as anywhere:
$ help :
:: :
Null command.
No effect; the command does nothing.
Exit Status:
Always succe...