大约有 45,000 项符合查询结果(耗时:0.0538秒) [XML]

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Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)

...If you cannot use C++11 you can still have finally, but the code becomes a bit more long winded. Just define a struct with only a constructor and destructor, the constructor take references to anything needed and the destructor does the actions you need. This is basically what the lambda does, done ...
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Git on Windows: How do you set up a mergetool?

I've tried msysGit and Git on Cygwin. Both work just fine in and of themselves and both run gitk and git-gui perfectly. 19 ...
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Validate a username and password against Active Directory?

...k: the reason why you had to do this (like me) was that .NET uses the following technologies by default: LDAP+SSL, Kerberos, then RPC. I suspect RPC is off in your network (good!) and Kerberos doesn't actually get used by .NET unless you explicitly tell it using ContextOptions.Negotiate. ...
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Why are preprocessor macros evil and what are the alternatives?

... @FrancescoDondi: stackoverflow.com/questions/4176328/… (quite a bit down in that answer, it talks about i++ * i++ and such. – Mats Petersson Sep 9 '17 at 6:03 ...
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How to split long commands over multiple lines in PowerShell

How do you take a command like the following in PowerShell and split it across multiple lines? 8 Answers ...
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Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?

... project with Tomcat and Jetspeed 2, But I noticed that Jetspeed 2 seems a bit stagnant right now and JBoss Portal 2.7.0 was just released with JSR 286/Portlet 2.0 support. I gave JBoss a spin and found it very easy to set-up and administer. The build/deploy/test cycle is very quick and I rarely ha...
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How can I deploy an iPhone application from Xcode to a real iPhone device?

...on what all those hackings are all about! All I did was improving a little bit what I found elsewhere, as I pointed. So yeah, the whole method doesn't work the same way anymore and I couldn't bother to find a new one... Except for this, which uses a tool called Theos but I couldn't go through the w...
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Why '&&' and not '&'?

... TryGetValue returns true and thus value is not null. If you would use the bitwise AND operator & instead, you would get a NullReferenceException if the key is not found in the dictionary, because the second part of the expression is executed in any case. A similar but simpler example of this i...
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How to use PHP OPCache?

...you will first have to enable it. To do this you would have to do the following. Add the following line to your php.ini: zend_extension=/full/path/to/opcache.so (nix) zend_extension=C:\path\to\php_opcache.dll (win) Note that when the path contains spaces you should wrap it in quotes: zend_exten...
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What actually causes a Stack Overflow error? [duplicate]

...988, tid=139947823249152 # # JRE version: 6.0_27-b27 # Java VM: OpenJDK 64-Bit Server VM (20.0-b12 mixed mode linux-amd64 compressed oops) # Derivative: IcedTea6 1.12.6 # Distribution: Ubuntu 10.04.1 LTS, package 6b27-1.12.6-1ubuntu0.10.04.2 # Problematic frame: # V [libjvm.so+0x4ce501] JavaThread...