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How do I call a JavaScript function on page load?
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And now when I'm dynamically including a server-generated page and need DOM-readiness, I need to work through this minefield. If only someone would have encouraged properly library user earlier.
– Stefan Ken...
How do I delete rows in a data frame?
...a and have a look around and reorder the data. Your row deletion code will now delete the wrong rows, and worse, you are unlikely to get any errors warning you that this has occurred.
Better strategy
A better strategy is to delete rows based on substantive and stable properties of the row. For exa...
Setting element of array from Twig
... as well:
{% set arr = arr|merge({ (loop.index0): 'value'}) %}
You can now add custom index key like ('element'~loop.index0)
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Python: How to ignore an exception and proceed? [duplicate]
...you in a singleton tuple, and I won't tell you when I do one or the other; now your job is to always give me back the integer? Perhaps you would appreciate being able to write something like with suppress(TypeError): return data[0] (longer example: pastebin.com/gcvAGqEP)
– Air
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How can I read command line parameters from an R script?
... support commandArgs(). littler could be ported to Windows but lives right now only on OS X and Linux.
There are two add-on packages on CRAN -- getopt and optparse -- which were both written for command-line parsing.
Edit in Nov 2015: New alternatives have appeared and I wholeheartedly recommend ...
split string only on first instance of specified character
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Anyone know why I get an extra empty string element with this: in: "Aspect Ratio: 16:9".split(/:(.+)/) out: ["Aspect Ratio", " 16:9", ""]
– katy lavallee
May 8 '14 at 17:42
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Should I use 'has_key()' or 'in' on Python dicts?
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has_key() is now removed in Python 3
– Vadim Kotov
Nov 14 '19 at 15:21
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How do I compare two hashes?
... expected_hash with HashDiff.diff(got_hash, expected_hash).should eql [] I now get output which shows exactly what I need. Perfect!
– davetapley
Jul 24 '12 at 19:29
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Textarea to resize based on content length [duplicate]
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i know that this is an old post but when I print the textarea, if the whole content does not fit in the first page, the whole contecnt goes to the second page and creates unwanted spaces on the first page. How can I split the te...
Converting string to numeric [duplicate]
... even after deleting the text, you still have a factor in your dataframe.
Now regarding the conversion, there's a more optimal way to do so. So I put it here as a reference :
> x <- factor(sample(4:8,10,replace=T))
> x
[1] 6 4 8 6 7 6 8 5 8 4
Levels: 4 5 6 7 8
> as.numeric(levels(x))[...