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What to do Regular expression pattern doesn't match anywhere in string?
...he's scraping does a poor job escaping things like this, then he'll need a more sophisticated solution - but if they do it right (and if he has control over it, he should make sure it's right) then he's fine.
– Ross Snyder
Jul 8 '11 at 12:45
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Java Regex Capturing Groups
...ut:
group 1: This order was placed for QT
group 2: 3000
group 3: ! OK?
More info on Java Pattern here.
Finally, the capturing groups are delimited by round brackets, and provide a very useful way to use back-references (amongst other things), once your Pattern is matched to the input.
In Jav...
How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
...ohn's answer below, about changing the signature to accept const char*, is more correct.
– jcwenger
Jun 27 '14 at 15:07
216
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Double decimal formatting in Java
... Optionally u might want to add another separator for digits more than 3 before the comma then use the following NumberFormat formatter = new DecimalFormat("#,000.00"); System.out.println(formatter.format(4.0));
– Jose Mhlanga
Aug 27 at 7:01
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How to check if an object is nullable?
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MySQL: Insert record if not exists in table
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Thanks that helped. My actual problem is far more complex and the column just cannot be unique and I cannot depend on the primary key. But this is exactly what I was looking for.
– Rupert
Jul 2 '10 at 10:41
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How can I check whether a radio button is selected with JavaScript?
....checked) {
//Female radio button is checked
}
The above could be made more efficient depending on the exact nature of your markup but that should be enough to get you started.
If you're just looking to see if any radio button is selected anywhere on the page, PrototypeJS makes it very easy.
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Get the current first responder without using a private API
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531
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Is nested function a good approach when required by only one function? [closed]
...y the concept -- in actual use what do_it() does would presumably be a bit more complicated than what can be handled by some arithmetic in a single return statement.
– martineau
Sep 2 '14 at 13:07
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