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In R, how to get an object's name after it is sent to a function?
...ion when a set of list items are passed from the first argument to lapply (and it also fails when an object is passed from a list given to a for-loop.) You would be able to extract the ".Names"-attribute and the order of processing from the structure result, if it were a named vector that were being...
How do I change read/write mode for a file using Emacs?
If a file is set to read only mode, how do I change it to write mode and vice versa from within Emacs?
9 Answers
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What does a \ (backslash) do in PHP (5.3+)?
...mbol is used in namespaces. It is the start symbol to indicate a namespace and also serves as a separator between sub-namespace names.
See official documentation about
namespacing.
Opcache
Additionally in PHP 7.0+ some functions are replaced with opcodes by OPCache, which makes these specific fu...
css label width not taking effect
I have a generic form, which I'd like to style to align the labels and the input fields.
For some reason when I give a width to the label selector, nothing happens:
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Stubbing a class method with Sinon.js
...Sensor, "sample_pressure", function() {return 0})
– danday74
Jul 23 '17 at 0:07
That's in my answer because the origin...
How to use JavaScript regex over multiple lines?
...to match all newlines, you would need to add \r as well to include Windows and classic Mac OS style line endings: (.|[\r\n]).
That turns out to be somewhat cumbersome, as well as slow, (see KrisWebDev's answer for details), so a better approach would be to match all whitespace characters and all no...
XML Document to String
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and the writer.getBuffer().toString() can just be writer.toString()
– bvdb
Jun 1 '17 at 10:23
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Is there a way to change the spacing between legend items in ggplot2?
...July 2018 has working options to modify legend.spacing.x, legend.spacing.y and legend.text.
Example: Increase horizontal spacing between legend keys
library(ggplot2)
ggplot(mtcars, aes(factor(cyl), fill = factor(cyl))) +
geom_bar() +
coord_flip() +
scale_fill_brewer("Cyl", palette = "Da...
How can I remove a pytz timezone from a datetime object?
...t you cannot compare datetime.datetime objects where one is timezone aware and another is timezone naive.
##############################################################################
# MySQL example! where MySQL doesn't support timezones with its DATETIME type!
###################################...
How to post JSON to PHP with curl
...way off base, but I've been trying all afternoon to run the curl post command in this recess PHP framework tutorial. What I don't understand is how is PHP supposed to interpret my POST, it always comes up as an empty array.
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