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Does a dot have to be escaped in a character class (square brackets) of a regular expression?
...s website is a brilliant reference and has lots of info on the nuances of different regex flavours.
http://www.regular-expressions.info/refcharclass.html
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How to change webservice url endpoint?
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To add some clarification here, when you create your service, the service class uses the default 'wsdlLocation', which was inserted into it when the class was built from the wsdl. So if you have a service class called SomeService, and you cr...
catch exception that is thrown in different thread
... @oxilumin: Thanks and much appreciated. One more followup question. If your Test() method takes a few arguments too, then how will you modify SafeExecute method for those arguments?
– Silverlight Student
May 13 '11 at 14:34
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scanf() leaves the new line char in the buffer
...left in the input stream, not even to the end of a line, so beware of that if also using getchar() or fgets() on the same input stream. We're just getting scanf to skip over whitespace before conversions, like it does for %d and other non-character conversions.
Note that non-whitespace "directiv...
Combining INSERT INTO and WITH/CTE
...fields and that those fields are matching in order and type with those specified in the INSERT statement.
If that is not the case, just replace the "SELECT *" with a specific select of the fields that you require.
As for your question on using a function, I would say "it depends". If you are putti...
How can I read a large text file line by line using Java?
...null) {
// process the line.
}
}
You can read the data faster if you assume there is no character encoding. e.g. ASCII-7 but it won't make much difference. It is highly likely that what you do with the data will take much longer.
EDIT: A less common pattern to use which avoids the sco...
How do I render a partial of a different format in Rails?
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I guess there may be different "best" answers depending on context, so it's hard to meaningfully upvote on this question, but this filled my need of easily rendering an HTML template from within an RJS one of the same name after hoping that a :for...
Do I need to heartbeat to keep a TCP connection open?
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Also, if you connection is going through a proxy you can expect your connection to be dropped if considered stale. I don't think that keep alive would help in this case though, because this aspect of tcp doesn't propagate to the ap...
How to have click event ONLY fire on parent DIV, not children?
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If the e.target is the same element as this, you've not clicked on a descendant.
$('.foobar').on('click', function(e) {
if (e.target !== this)
return;
alert( 'clicked the foobar' );
});
.foobar {
padd...
How to implement a many-to-many relationship in PostgreSQL?
...as text or varchar.
Don't use names of basic data types like date as identifiers. While this is possible, it is bad style and leads to confusing errors and error messages. Use legal, lower case, unquoted identifiers. Never use reserved words and avoid double-quoted mixed case identifiers if you can...