大约有 40,000 项符合查询结果（耗时：0.0814秒） [XML]
Why are unnamed namespaces used and what are their benefits?
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answered Dec 10 '08 at 20:19
Johannes Schaub - litbJohannes Schaub - litb
453k112112 gold badges830830 silver badges11501150 bronze badges
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ant warning: “'includeantruntime' was not set”
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Apache Ant(TM) version 1.8.2 compiled on December 20 2010
– user496949
Feb 24 '11 at 10:40
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How to get process ID of background process?
...ite painful.
– camh
Oct 15 '14 at 4:20
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Another worthy solution is suggested in (a comment to an...
Virtual Serial Port for Linux
...mmand line tool?
– linjunhalida
Jan 20 '10 at 2:53
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note that many serial port parameters, e.g. ...
Find the version of an installed npm package
... can use grep.
– Noel
Feb 12 '16 at 20:33
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What is the difference between Θ(n) and O(n)?
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community wiki
20 revs, 4 users 91%Mehrdad Afshari
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Ignoring time zones altogether in Rails and PostgreSQL
...eger value representing the count of microseconds from the Postgres epoch, 2000-01-01 00:00:00 UTC.
Postgres also has built-in knowledge of the commonly used UNIX time counting seconds from the UNIX epoch, 1970-01-01 00:00:00 UTC, and uses that in functions to_timestamp(double precision) or EXTRACT(...
CKEditor automatically strips classes from div
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edited Oct 9 '14 at 20:46
Reinmar
20.8k44 gold badges5353 silver badges7171 bronze badges
answered...
Is R's apply family more than syntactic sugar?
...snow)
cl <- makeSOCKcluster(c("localhost","localhost"))
parSapply(cl, 1:20, get("+"), 3)
This example uses a socket cluster, for which no additional software needs to be installed; otherwise you will need something like PVM or MPI (see Tierney's clustering page). snow has the following apply f...
How to convert an enum type variable to a string?
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answered Feb 23 '11 at 16:20
Bo PerssonBo Persson
84k1919 gold badges134134 silver badges196196 bronze badges
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