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Getting the name of a child class in the parent class (static context)
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You don't need to wait for PHP 5.3 if you're able to conceive of a way to do this outside of a static context. In php 5.2.9, in a non-static method of the parent class, you can do:
get_class($this);
and it will return the name of the child class as a strin...
How to loop through an array containing objects and access their properties
...h the objects contained in an array and change the properties of each one. If I do this:
15 Answers
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Best approach to converting Boolean object to string in java
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I don't think there would be any significant performance difference between them, but I would prefer the 1st way.
If you have a Boolean reference, Boolean.toString(boolean) will throw NullPointerException if your reference is null. As the reference is unboxed t...
Heroku “psql: FATAL: remaining connection slots are reserved for non-replication superuser connectio
... and leaving connections open and then opening new ones when it restarts. If this kind of thing happens a lot then you'll run out of connections. Or the app is just configured improperly and opens too many connections.
– Scott Marlowe
Aug 7 '12 at 15:04
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Pass mouse events through absolutely-positioned element
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But what if you just want to let some event like the scroll event to pass through but for the top element to still respond to all other events. Setting pointer-events to none kills all the events on the top element.
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Get query string parameters url values with jQuery / Javascript (querystring)
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If you add a polyfill for unsupported browsers this URLSearchParams solution works well. github.com/ungap/url-search-params
– Louisvdw
May 12 at 16:57
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IOS: create a UIImage or UIImageView with rounded corners
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ok it work for an UIImageView but if I put inside this UIImageView an UIImage it don't work, how can I solve?
– cyclingIsBetter
Oct 9 '11 at 20:01
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knitr Markdown highlighting in Emacs?
Is there any modification of an existing tool or new tool that will syntax-highlight (colour) blocks of R code in a knitr markdown document when opened in Emacs?
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All combinations of a list of lists
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@Reman It's not entirely clear what you want to get but if it is, for example, also the reverse of each tuple you can use a a wrapper function that takes a as input, iterates over itertools.product(*a) and yields both the tuple produced by itertools and a reverse version (e.g. cre...
How can foreign key constraints be temporarily disabled using T-SQL?
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If you want to disable all constraints in the database just run this code:
-- disable all constraints
EXEC sp_MSforeachtable "ALTER TABLE ? NOCHECK CONSTRAINT all"
To switch them back on, run: (the print is optional of cou...