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How to make graphics with transparent background in R using ggplot2?
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If you don't set the plot.background color like the answer above your plot will have a faint outline.
– jsta
Mar 15 '18 at 22:15
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How do I set up a basic Ruby project?
...wed by most Ruby developers.
I would only create custom exception classes if I wasn't able to find any class in the standard library fits the error description. Nest your error class under the class or module that raises it:
class Parser::Error < RuntimeError; end
begin
Parser.new(:invalid)....
How to get current language code with Swift?
...t get the language code of the device (en, es...) in my app written with Swift. How can get this?
12 Answers
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GraphViz - How to connect subgraphs?
... In case anyone is interested in, this can cause positioning problems if you have labelled links (edges). While the head or the tail of the edge may be hidden beneath a cluster, the label is still positioned at the midpoint, meaning some edge labels appear to be floating over a cluster instead ...
Guava: Why is there no Lists.filter() function?
...ppose it could require that the predicate matching didn't change over the lifetime of the view, but that would be not-entirely-satisfactory.
(This is just guessing, mind you. Maybe one of the Guava maintainers will chip in with the real reason :)
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Crontab - Run in directory
...Concerning the use of && instead of ;: normally it doesn't make a difference, but if the cd command fails (e.g. because the directory doesn't exist) with && the application isn't executed, whereas with ; it's executed (but not in the intended directory).
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Rename Pandas DataFrame Index
...er:
df.rename_axis('names').rename_axis('attributes', axis='columns')
If you set the index with some of the columns, then the column name will become the new index level name. Let's append to index levels to our original DataFrame:
df1 = df.set_index(['state', 'color'], append=True)
df1
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How do you launch the JavaScript debugger in Google Chrome?
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Windows: CTRL-SHIFT-J OR F12
Mac: ⌥-⌘-J
Also available through the wrench menu (Tools > JavaScript Console):
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Serializing an object to JSON
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You're looking for JSON.stringify().
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How to download an entire directory and subdirectories using wget?
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--no-parent // Don´t download something from the parent directory
If you don't want to download the entire content, you may use:
-l1 just download the directory (tzivi in your case)
-l2 download the directory and all level 1 subfolders ('tzivi/something' but not 'tivizi/somthing/foo') ...