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How to print a float with 2 decimal places in Java?
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You can use the printf method, like so:
System.out.printf("%.2f", val);
In short, the %.2f syntax tells Java to return your variable (val) with 2 decimal places (.2) in decimal representation of a floating-point number (f) from the start of th...
How can I use an array of function pointers?
How should I use array of function pointers in C?
10 Answers
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How to run functions in parallel?
I researched first and couldn't find an answer to my question. I am trying to run multiple functions in parallel in Python.
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How can I kill a process by name instead of PID?
Sometimes when I try to start Firefox it says "a Firefox process is already running". So I have to do this:
18 Answers
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Advantages of stateless programming?
I've recently been learning about functional programming (specifically Haskell, but I've gone through tutorials on Lisp and Erlang as well). While I found the concepts very enlightening, I still don't see the practical side of the "no side effects" concept. What are the practical advantages of it? ...
How can I use functional programming in the real world? [closed]
Functional languages are good because they avoid bugs by eliminating state, but also because they can be easily parallelized automatically for you, without you having to worry about the thread count.
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Easy pretty printing of floats in python?
I have a list of floats. If I simply print it, it shows up like this:
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What does f+++++++++ mean in rsync logs?
I'm using rsync to make a backup of my server files, and I have two questions:
4 Answers
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rails simple_form - hidden field - create?
How can you have a hidden field with simple form?
4 Answers
4
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Append to a file in Go
So I can read from a local file like so:
5 Answers
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