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How are the points in CSS specificity calculated
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I am fond of comparison of Specificity ranking to Olympic Games medal table (gold first method — based first on the number of gold medals, then silver and then bronze).
It works also with your question (huge number of selectors in one specificity group). Specificity considered each group sep...
Pandas percentage of total with groupby
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What's going on here? As I understand it, x is a table of some kind, so 100 * x doesn't intuitively make sense (especially when some of the cells contain strings like AZ, ...).
– dhardy
Feb 6 '15 at 9:42
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Understanding the difference between Object.create() and new SomeFunction()
...ng to be natively implemented on latest browsers, check this compatibility table.
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Difference between InvariantCulture and Ordinal string comparison
...se flag matters for all sampled cultures
The code used to generate above table:
var l = new List<string>
{ "0", "9", "A", "Ab", "a", "aB", "aa", "ab", "ss", "ß",
"Ä", "Äb", "ä", "äb", "あ", "ぁ", "ア", "ァ", "Ａ", "亜" };
foreach (var comparer in new[]
{
StringComp...
Order data frame rows according to vector with specific order
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Does anyone know a data.table version of this?
– Reilstein
Sep 23 '16 at 17:50
2
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Postgres: Distinct but only for one column
I have a table on pgsql with names (having more than 1 mio. rows), but I have also many duplicates. I select 3 fields: id , name , metadata .
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What does the construct x = x || y mean?
...se {
return false;
}
}
If you still don't understand, look at this table:
| true false
------+---------------
true | true true
false | true false
In other words, it's only false when both values are false.
How is it different in JavaScript?
JavaScript is a bit differ...
Understanding :source option of has_one/has_many through of Rails
...ular, to represent the model name, instead of :breeds which represents the table name? E.g. has_many :dog_breeds, :through => :dogs, :source => :breed (no s suffixing :breed)?
– LazerSharks
Dec 30 '14 at 22:22
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Effect of a Bitwise Operator on a Boolean in Java
...| have different precedence from & and |.
Extract from the precedence table (with highest precedence at the top).
bitwise AND &
bitwise exclusive OR ^
bitwise inclusive OR |
logical AND &&
logical OR ||
What this mean...
What are bitwise operators?
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It is worth noting that the single-bit truth tables listed as other answers work on only one or two input bits at a time. What happens when you use integers, such as:
int x = 5 & 6;
The answer lies in the binary expansion of each input:
5 = 0 0 0 0 0 1 0 1
&am...