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Python memory usage of numpy arrays
...()
if isinstance(value, numpy.ndarray)):
print("{:>30}: {:>8}".format(name, naturalsize(size)))
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How does “304 Not Modified” work exactly?
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When to throw an exception?
... Hmm, no. Exceptions can be used as control flow mechanisms if maximum performance isn't required, which is true of most web-apps. Python uses the exception 'StopIteration' to terminate iterators, and it works very well. The cost is nothing compared to IO, etc.
– Seun Osewa
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Expansion of variables inside single quotes in a command in Bash
...h means that it's taken literally, without variable expansion or any other form of interpretation.
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How to append rows to an R data frame
...7 1045.972666 1055.25931 1112.769176 5
# f3(1000) 149.417636 150.529011 150.827393 151.02230 160.637845 5
# f4(1000) 7.872647 7.892395 7.901151 7.95077 8.049581 5
f1() (the approach below) is incredibly inefficient because of how often it calls data.frame and beca...
How to delete a stash created with git stash create?
...one. i.e. stash@{0}, otherwise must be a valid stash log reference of the form stash@{}.
example:
git stash drop stash@{5}
This would delete the stash entry 5. To see all the list of stashes:
git stash list
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How to convert java.sql.timestamp to LocalDate (java8) java.time?
...number of upvotes for it. See my answer for details stackoverflow.com/a/57101544/2032701
– Ruslan
Jul 18 '19 at 19:40
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Using Moq to mock an asynchronous method for a unit test
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Is a Java string really immutable?
...rings which is the first step of further optimizations using the context information of the caller. This is a big impact.
– Holger
Jan 8 '14 at 18:27
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Plot correlation matrix into a graph
...x", xlab="", ylab="", col.regions=rgb.palette(120), cuts=100, at=seq(0,1,0.01))
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