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Regex for splitting a string using space when not surrounded by single or double quotes
... them. I'll leave that as an exercise for the reader or another poster for now, as 2am is way too late to be messing with regular expressions anymore ;)
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How do you create a Distinct query in HQL
...mplate() belongs to the Spring Framework, not to the standard API. Do you know of an equivalent without using the Spring Framework?
– Matthieu.V
Sep 11 at 15:21
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Altering a column: null to not null
...semantics of NULL can have a few meanings. One of the common meaning is UNKNOWN. Take SCORE as an example. A null SCORE and a ZERO SCORE is a world of difference! Before you did the above recommendations. Make sure you application does not take null in its business logic.
– Tec...
How to select rows with no matching entry in another table?
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Let we have the following 2 tables(salary and employee)
Now i want those records from employee table which are not in salary.
We can do this in 3 ways:
Using inner Join
select * from employee
where id not in(select e.id from employee e inner join salary s on e.id=s.id)
Us...
Programmatically register a broadcast receiver
I'd like to know what is the best practice/way of programmatically register a broadcast receiver. I want to register specific receivers according to user choice.
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How can I convert a stack trace to a string?
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Fyi, the package has changed and the class is now at: org.apache.commons.lang3.exception.ExceptionUtils.
– schmmd
Nov 13 '13 at 23:18
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What is a covariant return type?
...n explicit reference to a MyFoo object will be able to invoke clone() and know (without casting) that the return value is an instance of MyFoo. Without covariant return types, the overridden method in MyFoo would have to be declared to return Object - and so calling code would have to explicitly do...
How to test if string exists in file with Bash?
...(There was an error in my examples; it still used some regex syntax. Fixed now.)
– Thomas
Jan 24 '11 at 17:04
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What is the fastest factorial function in JavaScript? [closed]
...4 = Math.exp(-(z + 5.5));
d = d1 * d2 * d3 * d4;
return d;
}
You can now do cool stuff like factorial(0.41), etc however accuracy might be a little off, after all, it is an approximation of the result.
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Bytecode features not available in the Java language
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As far as I know there are no major features in the bytecodes supported by Java 6 that are not also accessible from Java source code. The main reason for this is obviously that the Java bytecode was designed with the Java language in mind...