大约有 982 项符合查询结果（耗时：0.0173秒） [XML]
What is a lambda expression in C++11?
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Have you realized that this question was asked 1.5 years ago and that the last activity was almost 1 year ago? Anyway, you're contributing some interesting ideas I haven't seen before!
– Piotr99
Mar 1 '13 at 8:32
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Elegant setup of Python logging in Django
...request' logger if settings.DEBUG is True.
If you don't do this in Django 1.5 you'll get a
DeprecationWarning: You have no filters defined on the 'mail_admins' logging handler: adding implicit debug-false-only filter
but things will still work correctly BOTH in django 1.4 and django 1.5.
**...
Why is it bad practice to call System.gc()?
...question about how to force-free objects in Java (the guy was clearing a 1.5GB HashMap) with System.gc() , I was told it's bad practice to call System.gc() manually, but the comments were not entirely convincing. In addition, no one seemed to dare to upvote, nor downvote my answer.
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When to use LinkedList over ArrayList in Java?
... add more elements than the capacity of the underlying array, a new array (1.5 times the size) is allocated, and the old array is copied to the new one, so adding to an ArrayList is O(n) in the worst case but constant on average.
So depending on the operations you intend to do, you should choose th...
Comparison between Mockito vs JMockit - why is Mockito voted better than JMockit? [closed]
...ire passing a
"-javaagent" parameter to the JVM when
developing on JDK 1.5; on JDK 1.6+
(which can always be used for
development, even if deploying on an
older version) there is no such
requirement, since JMockit can
transparently load the Java agent on
demand by using the Attach AP...
Good way of getting the user's location in Android
... active listeners in a vector, I didn't have this when I wrote this answer 1.5 years ago.
– Gryphius
Feb 7 '13 at 16:16
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Heap vs Binary Search Tree (BST)
...n can be of size 2n just after a doubling. So on average it is going to be 1.5n.
On the other hand, the tree heap has better worst case insert, because copying the backing dynamic array to double its size takes O(n) worst case, while the tree heap just does new small allocations for each node.
St...
What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
...0ms 1.9
130: 31ms 1.7105263157894737
211: 14ms 1.623076923076923
332: 55ms 1.5734597156398105
514: 44ms 1.5481927710843373
787: 61ms 1.5311284046692606
1196: 138ms 1.5196950444726811
1810: 139ms 1.5133779264214047
2731: 299ms 1.5088397790055248
4112: 341ms 1.5056755767118273
6184: 681ms 1.5038910505...
Benchmarking (python vs. c++ using BLAS) and (numpy)
...@ 2.00GHz (8 Cores)
RAM: 24 GB
Intel Compiler: 11.1/073
Scipy: 0.8
Numpy: 1.5
Mac Book Pro (Accelerate Framework):
OS: Mac OS X Snow Leopard (10.6)
CPU: 1 Intel Core 2 Duo 2.93 Ghz (2 Cores)
RAM: 4 GB
Scipy: 0.7
Numpy: 1.3
Mac Server (Accelerate Framework):
OS: Mac OS X Snow Leopard Server ...
What is memory fragmentation?
...der versions of visual studio the std::string basically resizes by realloc 1.5 * current_size (to the nearest 8 bytes). So if you keep appending to a string you can anhilate the heap very easily, especially on embedded systems. The best defence is to reserve the amount of space you anticipate using ...