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UITableView row animation duration and completion callback
Is there a way to either specify the duration for UITableView row animations, or to get a callback when the animation completes?
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Android emulator doesn't take keyboard input - SDK tools rev 20
I've upgraded the SDK tools to revision 20 (from 18) and since the upgrade, the emulator doesn't seem to accept input from laptop's keyboard. But only using the emulator's own 'soft' keyboard (that appears when an input field is focused).
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How do I force a DIV block to extend to the bottom of a page even if it has no content?
... to the bottom of the page but it's only stretching if there's content to display. The reason I want to do this is so the vertical border still appears down the page even if there isn't any content to display.
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Cron and virtualenv
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You should be able to do this by using the python in your virtual environment:
/home/my/virtual/bin/python /home/my/project/manage.py command arg
EDIT: If your django project isn't in the PYTHONPATH, then you'll need to switch to the right directory...
How do I use JDK 7 on Mac OSX?
I would like to use the WatchService API as mentioned in this link:
http://download.oracle.com/javase/tutorial/essential/io/notification.html
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What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
There are a number of different ways to output messages. What is the effective difference between outputting something via Write-Host , Write-Output , or [console]::WriteLine ?
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How do I (or can I) SELECT DISTINCT on multiple columns?
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SELECT DISTINCT a,b,c FROM t
is roughly equivalent to:
SELECT a,b,c FROM t GROUP BY a,b,c
It's a good idea to get used to the GROUP BY syntax, as it's more powerful.
For your query, I'd do it like this:
UPDATE sales
SET st...
Scroll to the top of the page using JavaScript?
How do I scroll to the top of the page using a JavaScript? It is desirable even if the scrollbar instantly jumps to the top. I'm not looking for a smooth scrolling.
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Adjust list style image position?
Is there a way to adjust the position of list-style-image?
16 Answers
16
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How can I put strings in an array, split by new line?
...array = explode("\n", $your_string_from_db);
For instance, if you have this piece of code:
$str = "My text1\nMy text2\nMy text3";
$arr = explode("\n", $str);
var_dump($arr);
You'd get this output:
array
0 => string 'My text1' (length=8)
1 => string 'My text2' (length=8)
2 => str...