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Creating range in JavaScript - strange syntax

...0); //true arr[0]; //'a' Object.keys(arr); //['0', '1', '2'] arr.length; //3, implies arr[3] === undefined //we expand the array by 1 item arr.length = 4; arr[3]; //undefined arr.hasOwnProperty(3); //false Object.keys(arr); //['0', '1', '2'] We get to the inherent difference between the number of...
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How do I write a custom init for a UIView subclass in Swift?

... | edited Apr 13 '17 at 20:40 answered Jun 21 '14 at 7:00 ...
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Generate a random double in a range

... edited Sep 27 '15 at 18:03 answered Sep 9 '10 at 21:17 mob...
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How do I get a human-readable file size in bytes abbreviation using .NET?

... 367 This is not the most efficient way to do it, but it's easier to read if you are not familiar w...
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Why is DarkGray lighter than Gray?

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Check if a number has a decimal place/is a whole number

... 853 Using modulus will work: num % 1 != 0 // 23 % 1 = 0 // 23.5 % 1 = 0.5 Note that this is bas...
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Check variable equality against a list of values

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Concatenating string and integer in python

... answered Jul 19 '12 at 10:43 user647772user647772 ...
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How I can delete in VIM all text from current line to end of file?

... 370 dG will delete from the current line to the end of file dCtrl+End will delete from the cursor...
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T-SQL stored procedure that accepts multiple Id values

... 237 Erland Sommarskog has maintained the authoritative answer to this question for the last 16 year...