大约有 1,400 项符合查询结果（耗时：0.0224秒） [XML]
Recommended add-ons/plugins for Microsoft Visual Studio [closed]
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I only saw performance going down with file over 2.5k lines. Otherwise it's fine... and 2.5k line is too much so it's a "features" that tell me that it must be in multiple file ;)
– Patrick Desjardins
Dec 9 '08 at 18:08
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What's the function like sum() but for multiplication? product()?
...ms:
>>> from math import log, exp
>>> data = [1.2, 1.5, 2.5, 0.9, 14.2, 3.8]
>>> exp(sum(map(log, data)))
218.53799999999993
>>> 1.2 * 1.5 * 2.5 * 0.9 * 14.2 * 3.8
218.53799999999998
Note, the use of log() requires that all the inputs are positive.
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How to embed small icon in UILabel
...tachment.image = leftIcon
leftAttachment.bounds = CGRect(x: 0, y: -2.5, width: 20, height: 20)
if let leftIcon = leftIcon {
leftAttachment.bounds = CGRect(x: 0, y: -2.5, width: leftIcon.size.width, height: leftIcon.size.height)
}
let leftAttachmentStr = NS...
MyISAM versus InnoDB [closed]
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Close to 200? If his average transaction makes 2.5 queries, that's [(2.5*1M)/3600s =] closer to 700.
– Ozzy
Apr 17 '12 at 13:40
12
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How to set Meld as git mergetool
...ui after you git config (to take a change)
– Yohanes AI
Sep 1 at 10:24
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Python: avoid new line with print command [duplicate]
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If you're using Python 2.5, this won't work, but for people using 2.6 or 2.7, try
from __future__ import print_function
print("abcd", end='')
print("efg")
results in
abcdefg
For those using 3.x, this is already built-in.
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What's the best way to learn LISP? [closed]
... and C for a couple or years now, and I just finished reading Hackers and Painters, so I would love to give LISP a try!
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Remove Primary Key in MySQL
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Without an index, maintaining an autoincrement column becomes too expensive, that's why MySQL requires an autoincrement column to be a leftmost part of an index.
You should remove the autoincrement property before dropping the key:
ALTER TABL...
Best way to handle list.index(might-not-exist) in python?
... Is that python 2.6? I know I didn't mention it, but I'm using 2.5. This is probably what I'd do in 2.6
– Draemon
Jan 25 '10 at 15:12
1
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CryptographicException 'Keyset does not exist', but only through WCF
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Thankyou thankyou thankyou! I've lost about 2.5 hours of my life thanks to this horrid issue and i'm sure i would have lost 2.5 days if i didn't see this.
– Frank Tzanabetis
Jun 26 '13 at 6:25
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