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Concurrent HashSet in .NET Framework?
...for reading operations.
I quote the code of the linked post (originally written by Ben Mosher).
using System;
using System.Collections.Generic;
using System.Threading;
namespace BlahBlah.Utilities
{
public class ConcurrentHashSet<T> : IDisposable
{
private readonly ReaderWri...
Difference between except: and except Exception as e: in Python
...obal name 'asd' is not defined ("global name 'asd' is not defined",)
But it doesn't catch BaseException or the system-exiting exceptions SystemExit, KeyboardInterrupt and GeneratorExit:
>>> def catch():
... try:
... raise BaseException()
... except Exception as e:
... ...
Is there a TRY CATCH command in Bash
I'm writing a shell script and need to check that a terminal app has been installed. I want to use a TRY/CATCH command to do this unless there is a neater way.
...
How to Detect if I'm Compiling Code with a particular Visual Studio version?
...st can be found here. Starting recently, Visual Studio will start updating its ranges monotonically, meaning you should check ranges, rather than exact compiler values.
cl.exe /? will give a hint of the used version, e.g.:
c:\program files (x86)\microsoft visual studio 11.0\vc\bin>cl /?
Microso...
Is this object-lifetime-extending-closure a C# compiler bug?
I was answering a question about the possibility of closures (legitimately) extending object-lifetimes when I ran into some extremely curious code-gen on the part of the C# compiler (4.0 if that matters).
...
Why is __dirname not defined in node REPL?
From the node manual I see that I can get the directory of a file with __dirname , but from the REPL this seems to be undefined. Is this a misunderstanding on my side or where is the error?
...
tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp） - 源码下载 - 清泛...
...e Thomason (www.grinninglizard.com)
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any
damages arising from the use of this software.
Permission is granted to anyone to use this software for any
purpose, including ...
How to decorate a class?
...lass. The __new__ function in a metaclass is passed the full proposed definition of the class, which it can then rewrite before the class is created. You can, at that time, sub out the constructor for a new one.
Example:
def substitute_init(self, id, *args, **kwargs):
pass
class FooMeta(type)...
How do I get the opposite (negation) of a Boolean in Python?
...follow
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edited Aug 11 '11 at 18:56
Mike Graham
60.5k1212 gold badges8484 silver badges119119 bronze badges
...
Ruby send vs __send__
...rary's socket class) define their own send method which has nothing to do with Object#send. So if you want to work with objects of any class, you need to use __send__ to be on the safe side.
Now that leaves the question, why there is send and not just __send__. If there were only __send__ the name ...