大约有 1,100 项符合查询结果(耗时:0.0247秒) [XML]

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Count Rows in Doctrine QueryBuilder

...y. For details see the link. https://github.com/doctrine/doctrine2/blob/77e3e5c96c1beec7b28443c5b59145eeadbc0baf/lib/Doctrine/ORM/EntityRepository.php#L161 share | improve this answer | ...
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Check if the number is integer

...on also allows for integers in scientific notation: > check.integer(222e3) [1] TRUE share | improve this answer | follow | ...
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How do I print out the contents of an object in Rails for easy debugging?

...mal:7ff521e506c8,'0.0',9(27)>, Nov: #<BigDecimal:7ff521e43d38,'0.888E3',9(27)>, Dec: #<BigDecimal:7ff521e43478,'0.0',9(27)>, You can also print two instances of an object: pp( Accrual.first , Accrual.second) ` ` ` ...
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How to set button click effect in Android?

...ckground="?android:attr/selectableItemBackground" – Z3R0 Mar 23 at 8:40 add a comment  |  ...
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What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos

...inally, items of size at most 1/5 are packed to the spaces in R1, ··· , R4 by the (generalized) NFDH algorithm. Again if there is no space in these regions, the item is packed to R5 using NFDH. Approximation ratio: UD(I) <= (5/4) · OPT(I)+(53/8)H, where H is the maximum height of the items; t...
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How do I monitor the computer's CPU, memory, and disk usage in Java?

... 2147483647 getTotalSwapSpaceSize = 4294967295 – blak3r May 20 '09 at 5:41 AFAIK getProcessCpuTime = 390625000 is onl...
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Regex to replace multiple spaces with a single space

...om tabs, non-breakers or thingymajigs, please. – T4NK3R Jan 21 '16 at 13:03 add a comment ...
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Statistics: combinations in Python

... return 0 choose() is 10 times faster (tested on all 0 <= (n,k) < 1e3 pairs) than scipy.misc.comb() if you need an exact answer. def comb(N,k): # from scipy.comb(), but MODIFIED! if (k > N) or (N < 0) or (k < 0): return 0L N,k = map(long,(N,k)) top = N val =...
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Open link in new tab or window [duplicate]

... edited Nov 13 '14 at 0:41 J0e3gan 8,14799 gold badges4646 silver badges7575 bronze badges answered Mar 21 '13 at 15:39 ...
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OAuth: how to test with local URLs?

.... Node.js on port 3000, use mywebsite.com:3000 – flow3r Feb 27 at 23:31 add a comment  |  ...