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String formatting in Python 3
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174
Here are the docs about the "new" format syntax. An example would be:
"({:d} goals, ${:d})".f...
Format number to 2 decimal places
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edited Oct 22 '18 at 9:57
Madhur Bhaiya
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Checking from shell script if a directory contains files
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edited Sep 26 '15 at 5:35
user2350426
answered Sep 18 '08 at 10:46
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Difference between git pull --rebase and git pull --ff-only
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1 Answer
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How to change a PG column to NULLABLE TRUE?
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1 Answer
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How to group time by hour or by 10 minutes
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13 Answers
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Class method decorator with self arguments?
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219
Yes. Instead of passing in the instance attribute at class definition time, check it at runtime...
How to Flatten a Multidimensional Array?
...an use the Standard PHP Library (SPL) to "hide" the recursion.
$a = array(1,2,array(3,4, array(5,6,7), 8), 9);
$it = new RecursiveIteratorIterator(new RecursiveArrayIterator($a));
foreach($it as $v) {
echo $v, " ";
}
prints
1 2 3 4 5 6 7 8 9
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vim command to restructure/force text to 80 columns
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edited Aug 11 '17 at 15:30
jpaugh
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