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How to Apply Gradient to background view of iOS Swift App
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30 Answers
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How can I remove the decimal part from JavaScript number?
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403
You could use...
Math.trunc() (truncate fractional part, also see below)
Math.floor() (round ...
How to format a float in javascript?
... string, how can I get just 2 digits after the decimal point? For example, 0.34 instead of 0.3445434.
14 Answers
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Grep characters before and after match?
... characters after
$> echo "some123_string_and_another" | grep -o -P '.{0,3}string.{0,4}'
23_string_and
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Is it correct to use JavaScript Array.sort() method for shuffling?
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110
It's never been my favourite way of shuffling, partly because it is implementation-specific as y...
Does the ternary operator exist in R?
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306
As if is function in R and returns the latest evaluation, if-else is equivalent to ?:.
> a ...
Too many 'if' statements?
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600
If you cannot come up with a formula, you can use a table for such a limited number of outcomes...
Why do enum permissions often have 0, 1, 2, 4 values?
Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ?
7 Answers
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SQL query return data from multiple tables
...l auto_increment primary key,
-> color varchar(15), paint varchar(10));
Query OK, 0 rows affected (0.01 sec)
mysql> show columns from colors;
+-------+-------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+-------+---------...
How to take column-slices of dataframe in pandas
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10 Answers
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