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6

Don't do this. It is acceptable to intercept BACK for specific purposes but to do it purely to consume the BACK press silently and preventing termination of an Activity is not good practice.
– Squonk
Commented Sep 10, 2012 at 20:10
1

Agree entirely ^ just an option.
– Broak
Commented Sep 10, 2012 at 20:22
1

There is OnBackPressed for that.
– Fred
Commented Oct 28, 2015 at 17:36

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Correct minor typos or mistakes
Clarify meaning without changing it
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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>

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