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Best algorithm for detecting cycles in a directed graph [closed]
What is the most efficient algorithm for detecting all cycles within a directed graph?
14 Answers
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How can I copy the output of a command directly into my clipboard?
How can I pipe the output of a command into my clipboard and paste it back when using a terminal? For instance:
17 Answers
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Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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Java - Method name collision in interface implementation
If I have two interfaces , both quite different in their purposes , but with same method signature , how do I make a class implement both without being forced to write a single method that serves for the both the interfaces and writing some convoluted logic in the method implementation that checks f...
Using GCC to produce readable assembly?
I was wondering how to use GCC on my C source file to dump a mnemonic version of the machine code so I could see what my code was being compiled into. You can do this with Java but I haven't been able to find a way with GCC.
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How to generate a random string in Ruby
I'm currently generating an 8-character pseudo-random uppercase string for "A" .. "Z":
50 Answers
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How to find out if an item is present in a std::vector?
All I want to do is to check whether an element exists in the vector or not, so I can deal with each case.
18 Answers
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Algorithm to generate a crossword
Given a list of words, how would you go about arranging them into a crossword grid?
13 Answers
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Insert a line at specific line number with sed or awk
I have a script file which I need to modify with another script to insert a text at the 8th line.
9 Answers
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Identify duplicates in a List
I have a List of type Integer eg:
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