大约有 40,000 项符合查询结果(耗时:0.0459秒) [XML]

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Linux: copy and create destination dir if it does not exist

... oops, right. But then, test may be a bash builtin (especially if written as [[ -d "$d" ]]) and mkdir can not ;-) – Michael Krelin - hacker Oct 7 '09 at 17:00 1 ...
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Run an Application in GDB Until an Exception Occurs

... a C++ exception. catch The catching of a C++ exception. exec A call to exec. This is currently only available for HP-UX. fork A call to fork. This is currently only available for HP-UX. vfork A call to vfork. This is currently only available for HP-UX. load or load libname ...
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how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?

...gsql-control-structures.html, example 40-2 right at the bottom. That's usually the easiest way. You can do some magic with rules, but it's likely going to be a lot messier. I'd recommend the wrap-in-function approach over that any day. This works for single row, or few row, values. If you're deali...
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In Scala, what exactly does 'val a: A = _' (underscore) mean?

....0d if T is Double, false if T is Boolean, () if T is Unit, null for all other types T. share | improve this answer | follow | ...
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urllib2.HTTPError: HTTP Error 403: Forbidden

...Error, e: print e.fp.read() content = page.read() print content Actually, it works with just this one additional header: 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', share | ...
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Handling an empty UITableView. Print a friendly message

... change the height of your cell to accommodate the empty message. This is all doable but it seems like band-aid on top of band-aid. share | improve this answer | follow ...
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How can I search for a multiline pattern in a file?

I needed to find all the files that contained a specific string pattern. The first solution that comes to mind is using find piped with xargs grep : ...
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Git cherry pick vs rebase

... the distinction indeed became somewhat moot, but this is something to be called convergent evolution ;-) The true distinction lies in original intent to create both tools: git rebase's task is to forward-port a series of changes a developer has in their private repository, created against versio...
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I can’t find the Android keytool

... any turn-by-turn GPS apps to compete with theirs or something. I didn't really read it. Oops. So go to http://code.google.com/android/maps-api-signup.html and check it out. They want you to check the "I have read and agree with the terms and conditions" box and enter your certificate's MD5 fingerp...
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What are the differences between django-tastypie and djangorestframework? [closed]

... EDIT Outdated answer, tastypie is not really maintained anymore. Use Django REST framework if you have to choose a framework to do REST. For an overview about the actual differences between both of them you should read their documentation. They are both more or le...