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How to check for Is not Null And Is not Empty string in SQL server?
...ou only want to match "" as an empty string
WHERE DATALENGTH(COLUMN) > 0
If you want to count any string consisting entirely of spaces as empty
WHERE COLUMN <> ''
Both of these will not return NULL values when used in a WHERE clause. As NULL will evaluate as UNKNOWN for these rather...
how to make svn diff show only non-whitespace line changes between two revisions
...
You can use
svn diff -r 100:200 -x -b > file.diff
If you want to ignore all whitespaces:
svn diff -x -w | less
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How to capture stdout output from a Python function call?
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edited Jan 11 at 19:50
Antti Haapala
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How can I access a JavaScript object which has spaces in the object's key?
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edited Aug 10 '16 at 18:08
Pardeep Jain
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Why does Python code run faster in a function?
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You might ask why it is faster to store local variables than globals. This is a CPython implemen...
isset() and empty() - what to use
...mpty checks if the variable is set and if it is it checks it for null, "", 0, etc
Isset just checks if is it set, it could be anything not null
With empty, the following things are considered empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array(...
How to get the tag HTML with JavaScript / jQuery?
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MichaelMichael
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disable the swipe gesture that opens the navigation drawer in android
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Tran HieuTran Hieu
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How to return an NSMutableArray from an NSSet
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answered Sep 30 '10 at 0:41
dreamlaxdreamlax
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Variable interpolation in the shell
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edited Jul 12 '13 at 19:40
answered Jul 12 '13 at 18:59
ch...