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What is a Y-combinator? [closed]
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@Andre MacFie: I didn't comment on the effort, I commented on the quality. In general, the policy on Stack Overflow is that answers should be self contained, with links to more information.
– Jørgen Fogh...
How to determine the longest increasing subsequence using dynamic programming?
... at element with index i. To compute DP[i] we look at all indices j < i and check both if DP[j] + 1 > DP[i] and array[j] < array[i] (we want it to be increasing). If this is true we can update the current optimum for DP[i]. To find the global optimum for the array you can take the maximum v...
What are the differences between the threading and multiprocessing modules?
I am learning how to use the threading and the multiprocessing modules in Python to run certain operations in parallel and speed up my code.
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PHP ORMs: Doctrine vs. Propel
...g a new project with symfony which is readily integrated with Doctrine and Propel , but I of course need to make a choice.... I was wondering if more experienced people out there have general pros and/or cons for going with either of these two?
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Mapping two integers to one, in a unique and deterministic way
Imagine two positive integers A and B. I want to combine these two into a single integer C.
18 Answers
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Is it safe to use -1 to set all bits to true?
...times have surprising behavior because you will have to have the right operand type. Only then you will get the most high value of an unsigned type.
For an example of a possible surprise, consider this one:
unsigned long a = ~0u;
It won't necessarily store a pattern with all bits 1 into a. But ...
do..end vs curly braces for blocks in Ruby
...worker who is actively trying to convince me that I should not use do..end and instead use curly braces for defining multiline blocks in Ruby.
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What is the difference between _tmain() and main() in C++?
...n does.
_tmain is a Microsoft extension.
main is, according to the C++ standard, the program's entry point.
It has one of these two signatures:
int main();
int main(int argc, char* argv[]);
Microsoft has added a wmain which replaces the second signature with this:
int wmain(int argc, wchar_t* ...
How to search and replace globally, starting from the cursor position and wrapping around the end of
When I search with the / Normal-mode command:
6 Answers
6
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JavaScript function similar to Python range()
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See this jsfiddle for a proof.
Comparison between range() in JavaScript and Python
It works in the following way:
range(4) returns [0, 1, 2, 3],
range(3,6) returns [3, 4, 5],
range(0,10,2) returns [0, 2, 4, 6, 8],
range(10,0,-1) returns [10, 9, 8, 7, 6, 5, 4, 3, 2, 1],
range(8,2,-2) returns [8...