大约有 6,887 项符合查询结果(耗时:0.0294秒) [XML]

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sqlalchemy: how to join several tables by one query?

... @PetrusTheron Like I said, query will yield 3-tuples. You can index elements, or just unpack: for (user, doc, perm) in query: print "Document: %s" % doc – letitbee Oct 15 '16 at 16:39 ...
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Freeze the top row for an html table only (Fixed Table Header Scrolling) [duplicate]

... may also need to add z-index to make sure "sticky" th is on top of table tr's – yob Jun 19 at 15:52 add a comment ...
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What's the best CRLF (carriage return, line feed) handling strategy with Git?

..., be very careful when using dos2unix - there is a risk of corrupting .git/index and we don't need to apply it to every file. It's better using something like find ./ -name "*.html" and specifying which files you want to apply it to. – cregox Oct 4 '13 at 20:43...
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Why is the use of tuples in C++ not more common?

...ary. But it's usually limited to a couple of situations, like an N-element index or when using multimaps to tie the range iterator pairs. And it's usually in a very limited scope. It's all very ugly and hacky looking when compared to something like Haskell or Python. When C++0x gets here and we g...
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What is a loop invariant?

...stance consists of a list L(1..n) of elements. The output consists of an index i such that L(i) has maximum value. If there are multiple entries with this same value, then any one of them is returned. 2) Basic Steps: You decide on the two-finger method. Your right finger runs down the l...
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Can I get a patch-compatible output from git-diff?

...is (I think) from using git reset -- the relationships among the repo, the index, and the working area are the issue. – Malvolio Sep 5 '14 at 19:39 add a comment ...
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When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)? [closed]

... Nice Explanation from http://www.programmerinterview.com/index.php/data-structures/dfs-vs-bfs/ An example of BFS Here’s an example of what a BFS would look like. This is something like Level Order Tree Traversal where we will use QUEUE with ITERATIVE approach (Mostly RECURS...
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querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript

... querySelector takes more time than getElementById, like here dimlucas.com/index.php/2016/09/17/… . What if we take access time into account? Does the live node obtained from getElementById take more time than the static one from querySelector? – Eric Nov 16 ...
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What actually causes a Stack Overflow error? [duplicate]

... JVM throws an error. Just like it would do if you were trying to write at index N of an array of length N. No memory corruption can happen. The stack can not write into the heap. A StackOverflowError is to the stack what an OutOfMemoryError is to the heap: it simply signals that there is no more m...
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RESTful web service - how to authenticate requests from other services?

... The tutorial link doesn't lead to a tutorial article but to some Java index page on the Oracle site... – Marjan Venema Nov 11 '13 at 10:14 2 ...