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Simple way to repeat a String in java
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250
String::repeat
". ".repeat( 7 ) // Seven period-with-space pairs: . . . . . . .
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Calculate text width with JavaScript
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edited May 22 '18 at 9:07
Luca Kiebel
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How to read a CSV file into a .NET Datatable
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answered Jun 26 '09 at 16:57
Jay RiggsJay Riggs
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SQL Server - stop or break execution of a SQL script
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Warning message: In `…` : invalid factor level, NA generated
...of 2 variables:
$ Type : Factor w/ 1 level "": NA 1 1
$ Amount: chr "100" "0" "0"
>
> fixed <- data.frame("Type" = character(3), "Amount" = numeric(3),stringsAsFactors=FALSE)
> fixed[1, ] <- c("lunch", 100)
> str(fixed)
'data.frame': 3 obs. of 2 variables:
$ Type : chr ...
Coalesce function for PHP?
...sce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
9 Answers
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Not showing placeholder for input type=“date” field
... edited Feb 26 at 14:58
j08691
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answered Dec 3 '13 at 4:53
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Using OpenSSL what does “unable to write 'random state'” mean?
...ilename is known because neither RANDFILE nor HOME is set. (Versions up to 0.9.6 used file ".rnd" in the current directory in this case, but this has changed with 0.9.6a.)
So I would check RANDFILE, HOME, and permissions to write to those places in the filesystem.
If everything seems to be in or...
np.mean() vs np.average() in Python NumPy?
...eturned: #returned is another optional argument
scl = np.multiply(avg, 0) + scl
return avg, scl
else:
return avg
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Numpy where function multiple conditions
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204
The best way in your particular case would just be to change your two criteria to one criterion...