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Rule-of-Three becomes Rule-of-Five with C++11?
...(T&& other) as Philipp points out in his answer, if it has dynamically allocated members, or generally stores pointers. Just like you should have a copy-ctor, assignment operator and destructor if the points mentioned before apply.
Thoughts?
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Practical uses for the “internal” keyword in C#
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This can be useful for creation of unit testing assemblies that are then allowed to call internal members of the assembly to be tested. Of course no other assemblies are granted this level of access, so when you release your system, encapsulation is maintained.
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What is the difference between g++ and gcc?
... was once upon a time just the GNU C Compiler).
Even though they automatically determine which backends (cc1 cc1plus ...) to call depending on the file-type, unless overridden with -x language, they have some differences.
The probably most important difference in their defaults is which libraries ...
Why split the tag when writing it with document.write()?
...lt;script> and/or </script> tags up within document.write() calls?
5 Answers
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How should equals and hashcode be implemented when using JPA and Hibernate
...s equals and hashcode be implemented in Hibernate? What are the common pitfalls? Is the default implementation good enough for most cases? Is there any sense to use business keys?
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Clearing NSUserDefaults
...e time studying the Apple documentation and resetStandardUserDefaults basically flushes the in-memory buffer to disk and wipes it clean. So the next time you try to retrieve a value it has to grab it from disk. Core Data's NSManagedObjectContext also uses similar "reset" terminology.
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AngularJS $http, CORS and http authentication
...ver side you have to put headers to this is example for nodejs:
/**
* On all requests add headers
*/
app.all('*', function(req, res,next) {
/**
* Response settings
* @type {Object}
*/
var responseSettings = {
"AccessControlAllowOrigin": req.headers.origin,
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How can I launch multiple instances of MonoDevelop on the Mac?
...u have a solution already open, and the checkbox only appears when you actually select a solution or project in the dialog.
– Mikayla Hutchinson
Oct 14 '10 at 23:08
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What is a NullReferenceException, and how do I fix it?
.... This means you either set it to null, or you never set it to anything at all.
Like anything else, null gets passed around. If it is null in method "A", it could be that method "B" passed a null to method "A".
null can have different meanings:
Object variables which are uninitialized and hence poi...
What is the difference between Flex/Lex and Yacc/Bison?
...itimate copies of (the original, AT&T versions of) Lex and Yacc to install on Ubuntu. I wouldn't necessarily say it is impossible, but I'm not aware of such. Flex and Bison are readily available and are equivalent for most purposes. You may also find various alternative and approximately equi...