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`static` keyword inside function?
... I believe if condition check $cache === null would be executed every time this function is called, thought not if's block code $cache = '..' would be executed.
– Aivaras
Aug 20 '15 at 9:00
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What is better, adjacency lists or adjacency matrices for graph problems in C++?
...rder to code , do you think they the implementation is worth spending some time learning it?
– magiix
Feb 7 '10 at 21:05
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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...ter (@headius on Twitter) that this is the correct explanation. He's a big-time JRuby dev, so I'd consider his word pretty authoritative.
– Hank Gay
Apr 20 '11 at 0:52
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Simpler way to create dictionary of separate variables?
... @keflavich I liked this approach very much and have used it from time to time now. However I cant get it to work inside functions. I guess there are "better" ways to do it, but none are as nice'n'simple as nbubis puts it. Have you been able to use it in functions keflavich? This is where I...
What is the difference between LR, SLR, and LALR parsers?
...curs: the semantic action for G is called, the stack is popped n (from Rn) times, the pair (S,G) is pushed onto the stack, the new state S' is set to GOTO(G), and the cycle repeats with the same token T. If the parser is an SLR parser, there is at most one reduction rule for the state and so the red...
How to find all duplicate from a List? [duplicate]
...oList().ForEach(key => Console.WriteLine(string.Format("{0} appears {1} times", key, wordCount[key])));
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How to start a Process as administrator mode in C# [duplicate]
... of using a SecureString. -- You're supposed to read them in one char at a time from somewhere (i.e. a keyboard, or an encrypted source, etc.). -- If you have an actual string that contains the data anyway, then it's not secure.
– BrainSlugs83
Jun 26 '17 at 23:...
Lambda expression to convert array/List of String to array/List of Integers
...und another one line solution, but it's still pretty slow (takes about 100 times longer than a for cycle - tested on an array of 6000 0's)
String[] stringArray = ...
int[] out= Arrays.asList(stringArray).stream().map(Integer::parseInt).mapToInt(i->i).toArray();
What this does:
Arrays.asList(...
from list of integers, get number closest to a given value
...ks with dicts with int keys, like {1: "a", 2: "b"}. This method takes O(n) time.
If the list is already sorted, or you could pay the price of sorting the array once only, use the bisection method illustrated in @Lauritz's answer which only takes O(log n) time (note however checking if a list is a...
What's the difference between using “let” and “var”?
...n each one to see
funcs[j]();
}
My value: 3 was output to console each time funcs[j](); was invoked since anonymous functions were bound to the same variable.
People had to create immediately invoked functions to capture correct value from the loops but that was also hairy.
Hoisting
While var...