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How to detect a loop in a linked list?
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25 Answers
25
Active
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How to dump a table to console?
...ng the one from Penlight:
> t = { a = { b = { c = "Hello world!", 1 }, 2, d = { 3 } } }
> require 'pl.pretty'.dump(t)
{
a = {
d = {
3
},
b = {
c = "Hello world!",
1
},
2
}
}
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Why do we check up to the square root of a prime number to determine if it is prime?
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edited May 26 at 19:28
answered Apr 27 '11 at 22:04
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How to determine if a process runs inside lxc/Docker?
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edited Jul 2 '19 at 2:44
tshepang
10.3k2020 gold badges7979 silver badges123123 bronze badges
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How to get the sizes of the tables of a MySQL database?
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2016
You can use this query to show the size of a table (although you need to substitute the varia...
C# namespace alias - what's the point?
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152
That is a type alias, not a namespace alias; it is useful to disambiguate - for example, against...
Changing the selected option of an HTML Select element
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329
Vanilla JavaScript
Using plain old JavaScript:
var val = "Fish";
var sel = document.getE...
How to do a logical OR operation in shell scripting
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edited Apr 26 '18 at 10:40
JohannesM
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answered Nov 6...
What is the best way to get all the divisors of a number?
...ewgill
783k167167 gold badges10841084 silver badges12221222 bronze badges
2
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Creating an empty Pandas DataFrame, then filling it?
..., index=index, columns=columns)
In [11]: df
Out[11]:
A B C
2012-11-29 0 0 0
2012-11-30 1 1 1
2012-12-01 2 2 2
2012-12-02 3 3 3
2012-12-03 4 4 4
2012-12-04 5 5 5
2012-12-05 6 6 6
2012-12-06 7 7 7
2012-12-07 8 8 8
2012-12-08 9 9 9
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