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jQuery/Javascript function to clear all the fields of a form [duplicate]
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The problem I have is that this answer is a half truth and miss-leads some people who are truly seeking to "clear" (I was). With as of now 48 up votes there is evidence that people without the time and diligence to read the other answers, may leave this page with incomplete infor...
EC2 instance has no public DNS
...as not the one who set it up. Some of the instances show a public dns name and others have a blank public DNS. I want to be able to connect to the instances that have a blank public DNS. I have not been able to figure out why these show up as blank.
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How to specify in crontab by what user to run script? [closed]
...xample all folders created in process of that cron job are under user root and group root.
How can i make it to run under user www-data and group www-data so when i run scripts from my website i can manipulate those folders and files?
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How can I split and parse a string in Python?
...a fact that the string contains an underscore, you can even unpack the LHS and RHS into separate variables:
In [8]: lhs, rhs = "2.7.0_bf4fda703454".split("_", 1)
In [9]: lhs
Out[9]: '2.7.0'
In [10]: rhs
Out[10]: 'bf4fda703454'
An alternative is to use partition(). The usage is similar to the la...
Case insensitive regular expression without re.compile?
...nk was added in 1.5. Basically since the beginning of time for all intents and purposes when it comes to Python. It's documented about half way through the first section of this page: docs.python.org/2/library/re.html#regular-expression-syntax
– ArtOfWarfare
M...
Immutable vs Unmodifiable collection
... anymore. It just makes sure that the collection itself cannot be altered (and not by wrapping, but by copying). The objects which are present in the collection can still be altered, and no guarantee is given on those.
– Hiery Nomus
Jan 17 '12 at 9:44
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MySQL DROP all tables, ignoring foreign keys
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I found the generated set of drop statements useful, and recommend these tweaks:
Limit the generated drops to your database like this:
SELECT concat('DROP TABLE IF EXISTS `', table_name, '`;')
FROM information_schema.tables
WHERE table_schema = 'MyDatabaseName';
Note 1:...
How do I programmatically click a link with javascript?
...r it worked in all browsers I tried, including IE, Safari, Chrome, Firefox and Opera.
– arik
Jan 29 '12 at 17:17
5
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Rails migrations: self.up and self.down versus change
Looks like the new rails version has "change" versus self.up and self.down methods.
3 Answers
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UISegmentedControl below UINavigationbar in iOS 7
...e navigation bar. Set the delegate of the toolbar to your view controller, and return UIBarPositionTopAttached in positionForBar:. You can see in the store app, if you perform an interactive pop gesture, that the segment bar does not move the same as the navigation bar. That's because they are not t...