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IllegalMonitorStateException on wait() call
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good catch. i assumed he meant Object.wait() and called from a thread
– reccles
Oct 8 '09 at 12:00
2
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Check if a file exists with wildcard in shell script [duplicate]
...p;& echo "files do exist" || echo "files do not exist"
## This is all we needed to know, so we can break after the first iteration
break
done
This is very similar to @grok12's answer, but it avoids the unnecessary iteration through the whole list.
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Best exception for an invalid generic type argument
...ere's a way in which NotSupportedException is obviously good enough, especially given its common-sense meaning. Having said that, I'm not sure if it's just right.
Given the purpose of Unconstrained Melody ...
There are various useful things that can be done with generic
methods/classes where ...
Spring @Transactional - isolation, propagation
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Defines the data contract between transactions.
Read Uncommitted: Allows dirty reads.
Read Committed: Does not allow dirty reads.
Repeatable Read: If a row is read twice in the same transaction, the result will always be the same.
Serializable: Performs all transactions in a sequence.
The...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
... code only knows that data is of type List, which is preferable because it allows you to switch between different implementations of the List interface with ease.
For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with...
How to dynamically create CSS class in JavaScript and apply?
I need to create a CSS stylesheet class dynamically in JavaScript and assign it to some HTML elements like - div, table, span, tr, etc and to some controls like asp:Textbox, Dropdownlist and datalist.
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Boolean method naming readability
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"makes your {method call} far more like natural english" sounds like a great test for rational naming across the board. clarified my thinking on the matter - thanks!
– cori
Jun 2 '11 at 12:06
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Best practices for storing postal addresses in a database (RDBMS)?
...veal some nice pearls for interpreting and validating addresses internationally. It also has a nice set of administrative areas ( province, state, oblast, etc ) with ISO codes.
Here's the gist of the schema, copied from the module page:
country => Country (always required, 2 character ISO code...
Practical uses for AtomicInteger
I sort of understand that AtomicInteger and other Atomic variables allow concurrent accesses. In what cases is this class typically used though?
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When to use a View instead of a Table?
When should a View actually be used over an actual Table? What gains should I expect this to produce?
8 Answers
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