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Use 'import module' or 'from module import'?
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With that last example, can you still call 'foo.bar = "orange"' to update 'bar' inside 'foo'?
– velocirabbit
May 3 '15 at 21:42
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Reversing a linked list in Java, recursively
...or a class for a while now. It is an implementation of a linked list (here called AddressList , containing simple nodes called ListNode ). The catch is that everything would have to be done with recursive algorithms. I was able to do everything fine sans one method: public AddressList reverse() ...
Why can't I define a default constructor for a struct in .NET?
...to declare parameterless constructors in structs - but they still won't be called in all situations (e.g. for array creation) (in the end this feature was not added to C# 6).
EDIT: I've edited the answer below due to Grauenwolf's insight into the CLR.
The CLR allows value types to have paramete...
Eclipse RCP Plug-in开发自学教程（Eclipse3.6） - 文档下载 - 清泛网 - ...
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2.5 可能的APPLICATION ID 错误： ..................................................................................................20
2.6 应用程序的PLUGIN ID ....................................................................................
JavaScript closures vs. anonymous functions
...rwise stated.
A simple explanation for closures:
Take a function. Let's call it F.
List all the variables of F.
The variables may be of two types:
Local variables (bound variables)
Non-local variables (free variables)
If F has no free variables then it cannot be a closure.
If F has any free va...
Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary?
...n, I hardly see any big difference. Both "value" and "object" are of type id , so can be any object. Key is once a string, and in the other case an id. One of them seems to retain the object, and the other don't. What else? Which one is for what case?
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Get selected option from select element
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This worked for me:
$("#SelectedCountryId_option_selected")[0].textContent
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Is the list of Python reserved words and builtins available in a library?
...t', 'frozenset', 'getattr',
'globals', 'hasattr', 'hash', 'help', 'hex', 'id', 'input', 'int',
'isinstance', 'issubclass', 'iter', 'len', 'license', 'list', 'locals', 'map',
'max', 'memoryview', 'min', 'next', 'object', 'oct', 'open', 'ord', 'pow',
'print', 'property', 'quit', 'range', 'repr', '...
How to create a generic array in Java?
...itly what type of objects it contains (i.e. its constructor was explicitly called with a Class<E> argument, and methods will throw an exception when they are passed arguments that are not of type E. See Collections.checkedCollection.
-> in that case, you should write:
public class GenSet&...
(this == null) in C#!
...erGenerated method doesn't make sense; if you look at the IL (below), it's calling the method on a null string (!).
.locals init (
[0] string CS$1$0000)
L_0000: ldloc.0
L_0001: call instance string CompilerBug.Program/Derived::CheckNull()
L_0006: stloc.0
L_0007: br.s L_...