大约有 46,000 项符合查询结果(耗时:0.0525秒) [XML]

https://stackoverflow.com/ques... 

How to read keyboard-input?

... mixing different Pythons here (Python 2.x vs. Python 3.x)... This is basically correct: nb = input('Choose a number: ') The problem is that it is only supported in Python 3. As @sharpner answered, for older versions of Python (2.x), you have to use the function raw_input: nb = raw_input('Choose...
https://stackoverflow.com/ques... 

Python string.join(list) on object array rather than string array

...riments says that the list comprehension one can be a good 60% faster on small lists (experiment run 10^6 times on a list of three object()s). However, their performance is similar on big lists (2nd experiment run once on a 10^7 objects() list). – gozzilli Mar ...
https://stackoverflow.com/ques... 

'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?

... and tests whether both expressions are logically True while & (when used with True/False values) tests if both are True. In Python, empty built-in objects are typically treated as logically False while non-empty built-ins are logically True. This facilitates the c...
https://stackoverflow.com/ques... 

Will the Garbage Collector call IDisposable.Dispose for me?

...lizer, and implement IDisposable, that your finalizer needs to explicitly call Dispose. This is logical, and is what I've always done in the rare situations where a finalizer is warranted. ...
https://stackoverflow.com/ques... 

Set select option 'selected', by value

... I had to manually call .val(x).change(); to trigger the select's onChange event, it seems setting val() doesn't fire it. – scipilot Jul 19 '15 at 5:48 ...
https://stackoverflow.com/ques... 

What is a good pattern for using a Global Mutex in C#?

...id ); // Need a place to store a return value in Mutex() constructor call bool createdNew; // edited by Jeremy Wiebe to add example of setting up security for multi-user usage // edited by 'Marc' to work also on localized systems (don't use just "Everyone") var allowEveryoneRu...
https://stackoverflow.com/ques... 

How to make rounded percentages add up to 100%

...55310199789695, 8.780231335436383, 8.04416403785489, 0]. The last one logically returns -1. I thought of the following solution really quickly but there's probably something better: jsfiddle.net/0o75bw43/1 – Cruclax Aug 5 '16 at 16:39 ...
https://stackoverflow.com/ques... 

apt-get for Cygwin?

... apt-cyg orks really well. Just installed rsync, openssh, mc and others. – Jako Feb 14 '13 at 0:51 9 ...
https://stackoverflow.com/ques... 

What's the difference between a Python “property” and “attribute”?

I am generally confused about the difference between a "property" and an "attribute", and can't find a great resource to concisely detail the differences. ...
https://stackoverflow.com/ques... 

How are GCC and g++ bootstrapped?

...ilt (optional) repeat step 2 for verification purposes. This process is called bootstrapping. It tests the compiler's capability of compiling itself and makes sure that the resulting compiler is built with all the optimizations that it itself implements. EDIT: Drew Dormann, in the comments, point...