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How to convert java.sql.timestamp to LocalDate (java8) java.time?
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What does the (unary) * operator do in this Ruby code?
... arguments, in this case a list of arguments to the Hash.[] method. (To be more precise, it expands any object that responds to to_ary/to_a, or to_a in Ruby 1.9.)
To illustrate, the following two statements are equal:
method arg1, arg2, arg3
method *[arg1, arg2, arg3]
It can also be used in a di...
Cleaner way to update nested structures
...e("run",Pacman(3,false))
// However, changing pacman's super mode is much more cumbersome (and it gets worse for deeper structures):
scala> val g2 = g1.copy(pacman = g1.pacman.copy(superMode = true))
g2: Game = Game("run",Pacman(3,true))
// Using the compiler-generated location classes this get...
Why does this code using random strings print “hello world”?
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Aliases in Windows command prompt
...porary entry to system path, we don't have to write the whole directory anymore.
DOSKEY gsp="C:\Program Files (x86)\Sketchpad5\GSP505en.exe"
DOSKEY alias=notepad %USERPROFILE%\Dropbox\alias.cmd
:: Common directories
DOSKEY dropbox=cd "%USERPROFILE%\Dropbox\$*"
DOSKEY research=cd %USERPROFILE%\Drop...
What are the differences between NP, NP-Complete and NP-Hard?
...ing the answer. "Effective method", of course, has a technical definition. Moreover, "decidable" can also be defined in terms of "computable functions." So, the halting problem is a decision problem ("Does this program halt?" is a yes/no question) but it is undecidable; there is no effective method ...
Python name mangling
... visible, so attributes should be private. Theoretically, this would yield more manageable, less coupled classes, because no one would change values inside the objects recklessly.
However, it is not so simple. For example, Java classes do have a lot attributes and getters that just get the values a...
how do I make a single legend for many subplots with matplotlib?
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This is indeed a much more useful answer! It worked just like that in a more complicated case for me.
– gmaravel
Jun 19 '18 at 9:02
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Array.sort() doesn't sort numbers correctly [duplicate]
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In ES6 it's even more elegant: a.sort((a, b) => a - b)
– veich
Apr 19 '17 at 14:07
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