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Node.js app can't run on port 80 even though there's no other process blocking the port
... Then how do you run node on port 80 though? Should you just... not and use a proxy?
– AlexMA
Oct 7 '13 at 12:35
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Can I define a class name on paragraph using Markdown?
...values with Markdown Extra through.
You can use regular HTML if you like, and add the attribute markdown="1" to continue markdown-conversion within the HTML element. This requires Markdown Extra though.
<p class='specialParagraph' markdown='1'>
**Another paragraph** which allows *Markdown* w...
How do you pass arguments to define_method?
...guments. When you define a method you're really just nicknaming the block and keeping a reference to it in the class. The parameters come with the block. So:
define_method(:say_hi) { |other| puts "Hi, " + other }
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How to get first character of string?
I have a string, and I need to get its first character.
16 Answers
16
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How do I access an access array item by index in handlebars?
I am trying to specify the index of an item in an array within a handlebars template:
9 Answers
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Which is the fastest algorithm to find prime numbers?
...ly I don't think primegen is the fastest, or even the second-fastest; yafu and primesieve are both faster in general, I think, and certainly over 2^32. Both are (modified) sieves of Eratosthenes rather than the Atkin-Bernstein sieve.
– Charles
Aug 19 '11 at 4:...
How do I grep for all non-ASCII characters?
I have several very large XML files and I'm trying to find the lines that contain non-ASCII characters. I've tried the following:
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How do I parse a string to a float or int?
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You should handle ValueError if you want to be safe
– Joe Bobson
Sep 9 '18 at 13:20
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Detect & Record Audio in Python
...ssing. The problem is that I need to determine when there is audio present and then record it, stop when it goes silent and then pass that file to the processing module.
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Implications of foldr vs. foldl (or foldl')
...rstly, Real World Haskell , which I am reading, says to never use foldl and instead use foldl' . So I trust it.
7 Ans...