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Remove a character from the end of a variable
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answered Dec 4 '09 at 17:27
martin claytonmartin clayton
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Creating an empty file in Ruby: “touch” equivalent?
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answered Nov 11 '11 at 22:29
Michael KohlMichael Kohl
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github markdown colspan
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edited Mar 20 '17 at 10:29
Community♦
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answered Aug 19 '14 at 18:08
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Is there a Java standard “both null or equal” static method?
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193
With Java 7 you can now directly do a null safe equals:
Objects.equals(x, y)
(The Jakarta Commo...
HTML “overlay” which allows clicks to fall through to elements behind it [duplicate]
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9 Answers
9
Active
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How do I determine height and scrolling position of window in jQuery?
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296
From jQuery Docs:
const height = $(window).height();
const scrollTop = $(window).scrollTop();
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Why does Math.round(0.49999999999999994) return 1?
...ava 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(double d) {
System.out.printf("%016x\n", Double.doubleToLongBits(d));
}
public static void main(String args[]) {
double a = 0.5;
double b = 0....
Query grants for a table in postgres
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markusmarkus
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Format an Integer using Java String Format
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edited Sep 15 '19 at 18:19
Basil Bourque
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Time complexity of Sieve of Eratosthenes algorithm
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Your n/2 + n/3 + n/5 + … n/97 is not O(n), because the number of terms is not constant. [Edit after your edit: O(n2) is too loose an upper bound.] A loose upper-bound is n(1+1/2+1/3+1/4+1/5+1/6+…1/n) (sum of reciprocals of all numbers up to n), which...