大约有 48,000 项符合查询结果（耗时：0.0667秒） [XML]
Find which commit is currently checked out in Git
...er ~ (c1abcde...) $
Option 4: git status
Also as of Git version 1.8.3+ (and possibly earlier, again not sure), running git status will also show you what commit you have checked out during a bisect and when you're in detached HEAD state:
$ git status
# HEAD detached at c1abcde <== RIGHT HERE
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Correct way to close nested streams and writers in Java [duplicate]
Note: This question and most of its answers date to before the release of Java 7. Java 7 provides Automatic Resource Management functionality for doing this easilly. If you are using Java 7 or later you should advance to the answer of Ross Johnson .
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arrow operator (->) in function heading
...declaration:
return-type identifier ( argument-declarations... )
and
auto identifier ( argument-declarations... ) -> return_type
They are equivalent. Now when they are equivalent, why do you ever want to use the latter? Well, C++11 introduced this cool decltype thing that lets...
Send response to all clients except sender
... use socket.emit back who sends it or you can group the conncected clients and do @Crashalot
– ujwal dhakal
Nov 19 '15 at 18:36
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Join vs. sub-query
I am an old-school MySQL user and have always preferred JOIN over sub-query. But nowadays everyone uses sub-query, and I hate it; I don't know why.
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How to wait until an element exists?
I'm working on an Extension in Chrome, and I'm wondering: what's the best way to find out when an element comes into existence? Using plain javascript, with an interval that checks until an element exists, or does jQuery have some easy way to do this?
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System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
I am trying to install a Windows service using InstallUtil.exe and am getting the error message
15 Answers
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Very simple log4j2 XML configuration file using Console and File appender
I'd like a very simple XML configuration file with a console and a file appender using log4j2.
4 Answers
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What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
I've recently started using LINQ quite a bit, and I haven't really seen any mention of run-time complexity for any of the LINQ methods. Obviously, there are many factors at play here, so let's restrict the discussion to the plain IEnumerable LINQ-to-Objects provider. Further, let's assume that any...
How to round up the result of integer division?
...ds + recordsPerPage - 1) / recordsPerPage;
Source: Number Conversion, Roland Backhouse, 2001
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