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\$\begingroup\$ This is a promising approach; but it currently fails sometimes, e.g., when the Mask rectangle has no overlap with the Source rectangle; e.g. f([0, 30, 10, 40])([5, 1, 6, 2]) should return [[0, 30, 10, 40]] but instead returns [[0,30,5,40],[6,30,10,40]] \$\endgroup\$

Chas Brown
– Chas Brown

2017-07-06 04:05:39 +00:00
Commented Jul 6, 2017 at 4:05
\$\begingroup\$ @NathanMerrill ok, edited. \$\endgroup\$

tsh
– tsh

2017-07-06 05:11:41 +00:00
Commented Jul 6, 2017 at 5:11
\$\begingroup\$ @tsh looks good! \$\endgroup\$

Nathan Merrill
– Nathan Merrill

2017-07-06 05:35:58 +00:00
Commented Jul 6, 2017 at 5:35

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Correct minor typos or mistakes
Clarify meaning without changing it
Add related resources or links
Always respect the author’s intent
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create code fences with backticks ` or tildes ~
```
like so
```
add language identifier to highlight code
```python
def function(foo):
print(foo)
```
put returns between paragraphs
for linebreak add 2 spaces at end
_italic_ or **bold**
indent code by 4 spaces
backtick escapes `like _so_`
quote by placing > at start of line
to make links (use https whenever possible)

<https://example.com>

[example](https://example.com)

<a href="https://example.com">example</a>
MathJax equations \$\sin^2 \theta\$

formatting help »
answering help »

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