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Proper way to catch exception from JSON.parse
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Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
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distance_of_time_in_words(from_time, to_time, ...)
– boulder_ruby
Aug 12 '12 at 2:45
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Why can't I declare static methods in an interface?
...atic methods are not instance dependent and hence can be executed straight from the class file. Given that all methods in an interface are abstract, the VM would have to look for a particular implementation of the interface in order to find the code behind the static method so that it could be execu...
Java Delegates?
...mplementation is very specific to the current context and wouldn't benefit from being reused.
And then of course in Java 8, these do become basically lambda expressions:
// Java 8
SomeMethod(() -> { /* your implementation */ });
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Collections.emptyList() vs. new instance
...let the compiler infer the type parameter of the generic method invocation from the target type: List<Foo> list = Collections.emptyList()
– Paul Jackson
May 15 '15 at 20:16
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Why Func instead of Predicate?
...d Array<T>, in .net 2.0, the different Func and Action variants come from .net 3.5.
So those Func predicates are used mainly for consistency in the LINQ operators. As of .net 3.5, about using Func<T> and Action<T> the guideline states:
Do use the new LINQ types Func<> an...
Looping over a list in Python
...s of values, right? I'm assuming that you meant the temporary list created from the slicing. Just want to make sure.
– batbrat
Feb 4 '12 at 3:30
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how to draw smooth curve through N points using javascript HTML5 canvas?
... With this algorithm is each successive curve meant to start from the previous curves end point?
– Lee Brindley
Dec 4 '13 at 5:31
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How do I implement an Objective-C singleton that is compatible with ARC?
...icle. If you're going to override allocWithZone: to prevent more instances from being created, you also should override init to prevent the shared instance from being re-initialized.
– jscs
May 20 '13 at 19:43
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Reading Properties file in Java
...s/
Properties prop = new Properties();
try {
//load a properties file from class path, inside static method
prop.load(App.class.getClassLoader().getResourceAsStream("config.properties"));
//get the property value and print it out
System.out.println(prop.getProperty("database"));
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