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Is there a way to make R beep/play a sound at the end of a script?
...ion sounds in R which should work cross-platform. Run the following to install beepr and make a sound:
install.packages("beepr")
library(beepr)
beep()
More info at github: https://github.com/rasmusab/beepr
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Spring Boot application as a Service
... Is this recommended approach, or should I convert this app to war and install it into Tomcat?
19 Answers
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How to check if a string contains a substring in Bash
...egex in a bash script, this worked perfectly!
– blast_hardcheese
Feb 14 '12 at 5:10
114
The =~ op...
sqlalchemy IS NOT NULL select
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column_obj != None will produce a IS NOT NULL constraint:
In a column context, produces the clause a != b. If the target is None, produces a IS NOT NULL.
or use isnot() (new in 0.7.9):
Implement the IS NOT operator.
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How to define @Value as optional
...swered Jan 8 '18 at 13:23
alonso_50alonso_50
9941010 silver badges1515 bronze badges
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Iteration over std::vector: unsigned vs signed index variable
...et away with only a conversion in the forward iterating case, it could actually go wrong all the way in the backward iterating case when using std::size_t, in case std::size_t is wider than what is the typedef of size_type):
Using std::vector
Using iterators
for(std::vector<T>::iterator i...
CSS Display an Image Resized and Cropped
...elative on the containing div. If you don't, I've found that IE won't actually clip the image.
– Frank Schwieterman
Jun 26 '09 at 22:56
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Duplicate headers received from server
...invalidChars);
string replace = Regex.Replace(name, invalidReStr, "_").Replace(";", "").Replace(",", "");
return replace;
}
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Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
...kground thread which calculates ListView contents and update ListView partially, while results are calculated.
25 Answers
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How to merge a transparent png image with another image using PIL
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To make sure the foreground contains transparency in all cases, use foreground.convert('RGBA') for the mask parameter.
– Mark Ransom
Oct 4 '12 at 2:28
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