大约有 26,000 项符合查询结果(耗时:0.0703秒) [XML]

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What does template mean?

When declaring a template, I am used to having this kind of code: 4 Answers 4 ...
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Emacs bulk indent for Python

Working with Python in Emacs if I want to add a try/except to a block of code, I often find that I am having to indent the whole block, line by line. In Emacs, how do you indent the whole block at once. ...
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Memory management in Qt?

I'm quite new to Qt and am wondering on some basic stuff with memory management and the life of objects. When do I need to delete and/or destroy my objects? Is any of this handled automatically? ...
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Should I use @EJB or @Inject

I have found this question: What is the difference between @Inject and @EJB but I did not get any wiser. I have not done Java EE before nor do I have experience with dependency injection so I do not understand what I should use? ...
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Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?

Among the timing functions, time , clock getrusage , clock_gettime , gettimeofday and timespec_get , I want to understand clearly how they are implemented and what are their return values in order to know in which situation I have to use them. ...
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?

I have seen a lot of people in the C++ community(particularly ##c++ on freenode) resent the use of wstrings and wchar_t , and their use in the windows api. What is exactly "wrong" with wchar_t and wstring , and if I want to support internationalization, what are some alternatives to wide chara...
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Making code internal but available for unit testing from other projects

We put all of our unit tests in their own projects. We find that we have to make certain classes public instead of internal just for the unit tests. Is there anyway to avoid having to do this. What are the memory implication by making classes public instead of sealed? ...
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“git rm --cached x” vs “git reset head --​ x”?

GitRef.org - Basic : 3 Answers 3 ...
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Returning value from called function in a shell script

I want to return the value from a function called in a shell script. Perhaps I am missing the syntax. I tried using the global variables. But that is also not working. The code is: ...
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git switch branch without discarding local changes

Alright, lets say one day we make happen to make a bunch of modifications and when we go to commit them we notice we were working on the wrong branch. ...