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What is the difference between gsub and sub methods for Ruby Strings
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4 Answers
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Single Line Nested For Loops
...hension (here (x,y)):
>>> [(x, y) for x in [1,2,3] for y in [3,1,4] if x != y]
[(1, 3), (1, 4), (2, 3), (2, 1), (2, 4), (3, 1), (3, 4)]
It's exactly the same as this nested for loop (and, as the tutorial says, note how the order of for and if are the same).
>>> combs = []
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Add a new line in file?
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edited Apr 15 '13 at 22:45
answered Aug 19 '10 at 3:10
ma...
Find substring in the string in TWIG
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348
Just searched for the docs, and found this:
Containment Operator:
The in operator performs con...
Select DISTINCT individual columns in django?
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Can you avoid Gson converting “” into unicode escape sequences?
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BalusCBalusC
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Left align and right align within div in Bootstrap
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2018 Update...
Bootstrap 4.1+
pull-right is now float-right
text-right is the same as 3.x, and works for inline elements
both float-* and text-* are responsive for different alignment at different widths (ie: float-sm-right)
The flexbox utils (eg...
Disable vertical scroll bar on div overflow: auto
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These two CSS properties can be used to hide the scrollbars:
overflow-y: hidden; // hide vertic...