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Ruby: What is the easiest way to remove the first element from an array?
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One gotcha to watch out for: if the array is empty it returns nil: [][1..-1] => nil and not [].
– Mohamad
Jul 16 '13 at 1:26
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Difference between except: and except Exception as e: in Python
...t get ignored silently (if they handle Exception subclasses). Something to watch out for.
– Vanessa Phipps
Jul 22 '14 at 20:53
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Blank HTML SELECT without blank item in dropdown list
... options selected at all times.
You could (although I don't recommend it) watch for a change event and then use JS to delete the first option if it is blank.
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How to check if one of the following items is in a list?
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@Nuclearman, watch out: If the two lists a and b are the same length, max and min will return the left-most list, which makes the any() call operate over the same list on both sides. If you absolutely require checking for length, reverse ...
How to ignore HTML element from tabindex?
...not allow the element to be reached using sequential focus navigation.
Watch out though that this is a HTML5 feature and might not work with old browsers.
To be W3C HTML 4.01 standard (from 1999) compliant, tabindex would need to be positive.
Sample usage below in pure HTML.
<input /&...
Redis: Show database size/size for keys
...ave already tried INFO and MONITOR, but may main problem is, that when not watching redis grew really big...
– Bernhard Vallant
Oct 4 '11 at 7:49
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Can't start site in IIS (use by another process)
...a command prompt to see which Process Id is LISTENING to port :80 and then watch for that Process Id (PID) in Task Manager with view->select columns-> process id checked. End that process, restart IIS and you are done. (Note: if you have Skype installed, try exiting that process first.)
In a ...
How can I programmatically determine if my app is running in the iphone simulator?
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Watch the #if and #ifdef difference. For me it was the cause of incorrect behavior.
– Anton
Jan 9 '10 at 9:32
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css ellipsis on second line
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Keeping a watch, but so far is seems the gods are not with us yet: caniuse.com/#search=max-lines
– Daniel
Aug 6 '15 at 23:22
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How can I reload .emacs after changing it?
... considered the idea of a .emacs file that wasn't idempotent. Something to watch out for as I start with ELisp
– Erik
Apr 11 '12 at 20:39
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