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How to delete multiple values from a vector?
...s.na (remove)))
a <- a [! is.na (a)]
(This does not distinguish NA from NaN but the R manual anyways warns that one should not rely on having a difference between them)
For Inf/ -Inf you'll have to check both sign and is.finite
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How do I create an average from a Ruby array?
How would get find an average from an array?
20 Answers
20
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Install dependencies globally and locally using package.json
...e devDependencies section of your package.json. Anytime you use something from scripts in package.json your devDependencies commands (in node_modules/.bin) act as if they are in your path.
For example:
npm i --save-dev mocha # Install test runner locally
npm i --save-dev babel # Install current bab...
Remove Application Insight from application on Visual Studio 2013
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The OP asked how to remove AI from an application, not from VS.
– ProfK
Apr 10 '17 at 17:47
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Remove not alphanumeric characters from string
...hars
The following is the/a correct regex to strip non-alphanumeric chars from an input string:
input.replace(/\W/g, '')
Note that \W is the equivalent of [^0-9a-zA-Z_] - it includes the underscore character. To also remove underscores use e.g.:
input.replace(/[^0-9a-z]/gi, '')
The input is m...
What can I do with a moved-from object?
...ndard define precisely what I can do with an object once it has been moved from? I used to think that all you can do with a moved-from object is do destruct it, but that would not be sufficient.
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How to “pull” from a local branch into another one?
...that happened on master since I made it. This is all local. I want to pull from local master into local my_branch, but I can't do it. This doesn't seem to work, telling me that master isn't a git repository:
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How do I get my Python program to sleep for 50 milliseconds?
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from time import sleep
sleep(0.05)
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Cosine Similarity between 2 Number Lists
...utes the distance, and not the similarity. So, you must subtract the value from 1 to get the similarity.
from scipy import spatial
dataSetI = [3, 45, 7, 2]
dataSetII = [2, 54, 13, 15]
result = 1 - spatial.distance.cosine(dataSetI, dataSetII)
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Copying files from Docker container to host
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In order to copy a file from a container to the host, you can use the command
docker cp <containerId>:/file/path/within/container /host/path/target
Here's an example:
$ sudo docker cp goofy_roentgen:/out_read.jpg .
Here goofy_roentgen is...