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How do I call one constructor from another in Java?
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How to generate random SHA1 hash to use as ID in node.js?
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243,583,606,221,817,150,598,111,409x more entropy
I'd recommend using crypto.randomBytes. It's not sha1, but for id purposes, it's quicker, and just as "random".
var id = crypto.randomBytes(20).toString('hex');
//=> f26d60305dae929ef8640a75e70dd78ab809cfe9
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Are Javascript arrays sparse?
...ing an actual array would be inefficient.
You'll have to ask someone with more knowledge about specific implementations to answer what excatly triggers the shift from dense to sparse, but your example should be perfectly safe. If you want to get a dense array, you should call the constructor with a...
Collect successive pairs from a stream
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Thank you! The more I study this library, the more I love it. I might finally start using streams. (StreamEx implements Iterable! Hurrah!)
– Aleksandr Dubinsky
May 30 '15 at 15:10
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Use of 'const' for function parameters
...er. I lean the other way and mark parameters const whenever possible; it's more expressive. When I read someone else's code, I use little indicators like this to judge how much care they put into writing their code alongside things like magic numbers, commenting, and proper pointer usage, etc.
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Why does CSS work with fake elements?
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Check if a string is a date value
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]
...y-hand, not using any package like those you're talking about.
It's a bit more work, yes; but knowing how to install and configure your environment is great -- and useful.
The first time, you'll need maybe half a day or a day to configure those. But, at least, you'll know how to do so.
And the ne...
Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
...-known pattern, but I'll grant that overloaded constructors are marginally more 'in your face' :)
– Mark Seemann
Jul 20 '11 at 7:21
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How to “perfectly” override a dict?
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