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Check if a program exists from a Makefile
...t makes for a lot of extra typing as well as processing time when you make more than one target at a time.
The solution provided by 0xf can test for an executable without making a target. That saves a lot of typing and execution time when there are multiple targets that can be built either separate...
Infinite Recursion with Jackson JSON and Hibernate JPA issue
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Why doesn't std::queue::pop return value.?
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Simulate delayed and dropped packets on Linux
... distribution
Typically, the delay in a network is not uniform. It is more common to use a something like a normal distribution to describe the variation in delay. The netem discipline can take a table to specify a non-uniform distribution.
# tc qdisc change dev eth0 root netem delay 100ms 20m...
How to split a string into an array of characters in Python?
... This just means list(map(lambda c: c, iter("foobar"))), but more readable and meaningful.
– InQβ
Dec 12 '17 at 1:26
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Factors in R: more than an annoyance?
...ng, merging and generally manipulating the data, factors are a total pain. More recently, as in the past few years a lot of the functions have improved to handle the factors better. For instance, rbind plays nicely with them. I still find it a total nuisance to have left over empty levels after a su...
Optimizing away a “while(1);” in C++0x
... the optimization of actually
non-terminating loops. The former are much more common than the
latter, and often more interesting to optimize.
There are clearly also for-loops with an integer loop variable in
which it would be difficult for a compiler to prove termination, and
it would t...
Easy way to convert Iterable to Collection
...terables.contains(Iterable, Object)), but the performance implications are more obvious.
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MySQL Select minimum/maximum among two (or more) given values
Is it possible to SELECT the minimum or maximum among two or more values. I'd need something like this:
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