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Is there a float input type in HTML5?
...alue attribute, if specified and not empty, must have a value that is a valid floating point number."
8 Answers
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Get records with max value for each group of grouped SQL results
...ou want is first, then group by the columns you want the value for.
You avoid complicated subqueries that try to find the max() etc, and also the problems of returning multiple rows when there are more than one with the same maximum value (as the other answers would do)
Note: This is a mysql-only so...
ExpandableListView - hide indicator for groups with no children
In an ExpandableListView , is there a way to hide the group indicator for groups with no children?
13 Answers
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Detect permission of camera in iOS
I am developing a very simple video app. I use the official control: UIImagePickerController.
6 Answers
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How do I add a password to an OpenSSH private key that was generated without a password?
...pecifies the filename of the key file.
Example:
ssh-keygen -p -f ~/.ssh/id_rsa
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How to Customize the time format for Python logging?
..., if your configuring logging with basicConfig, it takes a named parameter called datefmt
– Bruno Lopes
May 9 '13 at 12:11
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How to shrink/purge ibdata1 file in MySQL
...MySQL’s data directory (in Debian/Ubuntu – /var/lib/mysql) lies a file called ‘ibdata1′. It holds almost all the InnoDB data (it’s not a transaction log) of the MySQL instance and could get quite big. By default this file has a initial size of 10Mb and it automatically extends. Unfortunate...
How to use HTML to print header and footer on every printed page of a document?
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This did not work for me, I'm using Chrome 15.0. All it does is print the element where it would be on the screen, e.g. in the middle of the page, if that's where I scrolled to. It certainly doesn't print on every page.
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How to display loading message when an iFrame is loading?
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This worked perfect for my cases. The one chosen answer did not work for me because I was loading iFrame only when a tab was being clicked. But this one displayed elegantly while loading iFrame source. But too bad that this wasn't chosen as the answer because Jacob asked for jQue...
Convert list to tuple in Python
...Out[5]: (4, 5, 6)
then you get a TypeError since the tuple itself is not callable:
In [6]: tuple(l)
TypeError: 'tuple' object is not callable
You can recover the original definition for tuple by quitting and restarting your interpreter, or (thanks to @glglgl):
In [6]: del tuple
In [7]: tuple
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