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Are default enum values in C the same for all compilers?
...num as shown below, do all C compilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems?
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how can I see what ports mongo is listening on from mongo shell?
... "test",
"--rest",
"--dbpath",
"/data/test/r1",
"--port",
"30001"
],
"parsed" : {
"dbpath" : "/data/test/r1",
"port" : 30001,
"replSet" : "test",
"rest" : true
},
"ok" : 1
}
If you have not passed specif...
Convert data.frame column format from character to factor
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201
Hi welcome to the world of R.
mtcars #look at this built in data set
str(mtcars) #allows you t...
System.Net.Http: missing from namespace? (using .net 4.5)
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16 Answers
16
Active
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After array_filter(), how can I reset the keys to go in numerical order starting at 0
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edited Jun 21 at 16:51
Salman A
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How do you connect to multiple MySQL databases on a single webpage?
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11 Answers
11
Active
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How can I get the iOS 7 default blue color programmatically?
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14 Answers
14
Active
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How does lucene index documents?
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There's a fairly good article here: https://web.archive.org/web/20130904073403/http://www.ibm.com/developerworks/library/wa-lucene/
Edit 12/2014: Updated to an archived version due to the original being deleted, probably the best more recent alternative is http://lucene.apache.org/core/3_6...
How do I delete a fixed number of rows with sorting in PostgreSQL?
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161
You could try using the ctid:
DELETE FROM logtable
WHERE ctid IN (
SELECT ctid
FROM l...