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Java Pass Method as Parameter
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In Java 8, you can now pass a method more easily using Lambda Expressions and Method References. First, some background: a functional interface is an interface that has one and only one abstract method, although it can contain any number of def...
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 purpose of class methods?
...ou dispatch to a function or static class, then you "forget" and lose the knowledge about which class is doing the initializing.
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Custom fonts and XML layouts (Android)
...t. You can copy the sources and build a Android Studio Library project for now.
– Ragunath Jawahar
Jun 17 '14 at 15:21
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Is there a command to refresh environment variables from the command prompt in Windows?
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@itsadok - given that this is now the accepted answer, you should add a brief explaination at the start to put the script in context. i.e point out that it isn't possible to propagate an env var change to an open cmd.exe without manually updating as abov...
Creating java date object from year,month,day
...ipt API designers. Other than that, probably nobody. Note that Calendar is now obsoleted by th the Java 8 java.time API, which does the right thing.
– JB Nizet
Sep 27 '17 at 6:55
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Selecting the first “n” items with jQuery
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Can't edit now sorry -- basically, using slice was a lot faster.
– nickf
Oct 29 '13 at 13:13
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How to Correctly Use Lists in R?
...ks. (By the way, your example re 'complicated list', as you might already know, is the standard way to replicate the 'switch' statement in C++, Java, etc. in languages that don't have one; probably a good way to do this in R when i need to). +1
– doug
Jan 12 '1...
Open file in a relative location in Python
Suppose python code is executed in not known by prior windows directory say 'main' , and wherever code is installed when it runs it needs to access to directory 'main/2091/data.txt' .
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Read whole ASCII file into C++ std::string [duplicate]
...where you're getting the t.open("file.txt", "r") syntax from. As far as I know that's not a method that std::ifstream has. It looks like you've confused it with C's fopen.
Edit: Also note the extra parentheses around the first argument to the string constructor. These are essential. They prevent th...