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Passing references to pointers in C++
As far as I can tell, there's no reason I shouldn't be allowed to pass a reference to a pointer in C++. However, my attempts to do so are failing, and I have no idea why.
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Access properties file programmatically with Spring?
...erty-placeholder properties-ref="myProps"/>
This is also in the docs: http://docs.spring.io/spring/docs/current/spring-framework-reference/htmlsingle/#xsd-config-body-schemas-util-properties
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new Date() works differently in Chrome and Firefox
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Create instance of generic type in Java?
Is it possible to create an instance of a generic type in Java? I'm thinking based on what I've seen that the answer is no ( due to type erasure ), but I'd be interested if anyone can see something I'm missing:
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How to 'insert if not exists' in MySQL?
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use INSERT IGNORE INTO table
see http://bogdan.org.ua/2007/10/18/mysql-insert-if-not-exists-syntax.html
there's also INSERT … ON DUPLICATE KEY UPDATE syntax, you can find explanations on dev.mysql.com
Post from bogdan.org.ua according to Google's webca...
How to put multiple statements in one line?
I wasn't sure under what title to ponder this question exactly, coding golf seems appropriate if a bit unspecific.
10 Answe...
Using regular expressions to parse HTML: why not?
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(From http://htmlparsing.com/regexes)
Say you've got a file of HTML where you're trying to extract URLs from
<img> tags.
<img src="http://example.com/whatever.jpg">
So you write a regex like this in Perl:
if ( $htm...
Good tutorials on XMPP? [closed]
... at some open-source XMPP servers, and am familiar with the official page http://xmpp.org/ . But thus far I've not found anything in between " The Extensible Messaging and Presence Protocol (XMPP) is an open technology for real-time communication " and a list of XEP specifications. For instance art...
Are default enum values in C the same for all compilers?
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What does && mean in void *p = &&abc;
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