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Difference between EXISTS and IN in SQL?
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21 Answers
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Automatically create an Enum based on values in a database lookup table?
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14 Answers
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Bash set +x without it being printed
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147
I had the same problem, and I was able to find a solution that doesn't use a subshell:
set -x...
Convert timedelta to total seconds
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401
Use timedelta.total_seconds().
>>> import datetime
>>> datetime.timedelta(sec...
Is it possible to read from a InputStream with a timeout?
..., so no timeout required)
Just use this:
byte[] inputData = new byte[1024];
int result = is.read(inputData, 0, is.available());
// result will indicate number of bytes read; -1 for EOF with no data read.
OR equivalently,
BufferedReader br = new BufferedReader(new InputStreamRe...
How to write inline if statement for print?
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13 Answers
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Declaration/definition of variables locations in ObjectiveC?
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154
I can understand your confusion. Especially since recent updates to Xcode and the new LLVM com...
Why doesn't JavaScript have a last method? [closed]
... the last element of an array. I know the solution is simple (Ar[Ar.length-1] ), but, still, this is too frequently used.
1...
How can I convert a string to upper- or lower-case with XSLT?
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197
In XSLT 1.0 the upper-case() and lower-case() functions are not available.
If you're using a ...
remove all variables except functions
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137
Here's a one-liner that removes all objects except for functions:
rm(list = setdiff(ls(), lsf...