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How to declare std::unique_ptr and what is the use of it?
...int> p = make_unique<int>(42);
Which is both clearer and safer. Now concerning this doubt of yours:
What is also not clear to me, is how pointers, declared in this way will be different from the pointers declared in a "normal" way.
Smart pointers are supposed to model object ownersh...
Private virtual method in C++
...uals rather than private virtuals. However the private virtual approach is now common enough that confusion of novices is less of a concern."
– Zack The Human
Apr 1 '12 at 5:37
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Group vs role (Any real difference?)
... between group and role? I've been trying to figure this out for some time now and the more information I read, the more I get the sense that this is brought up just to confuse people and there is no real difference. Both can do the other's job. I've always used a group to manage users and their acc...
Debug a java application without starting the JVM with debug arguments
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+1 VisualVM looks really interesting. BTW: Link is fixed now.
– sleske
Mar 15 '10 at 22:54
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How To Set Up GUI On Amazon EC2 Ubuntu server
...in /home/lonely/.vnc/xstartup
Log file is /home/lonely/.vnc/ubuntu:1.log
Now you can access GUI using IP/Domain and port 1
stackoverflow.com:1
Tested on AWS and digital ocean .
For AWS, you have to allow port 5901 on firewall
To kill session
$ vncserver -kill :1
Refer:
https://linode.com/d...
How do I “git blame” a deleted line?
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If you know the contents of the line, this is an ideal use case for:
git log -S <string> path/to/file
which shows you commits which introduce or remove an instance of that string. There's also the -G<regex> which does ...
How can I use interface as a C# generic type constraint?
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I know this is a bit late but for those that are interested you can use a runtime check.
typeof(T).IsInterface
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impro...
What's the status of multicore programming in Haskell?
... programming in Haskell? What projects, tools, and libraries are available now? What experience reports have there been?
1 ...
simple explanation PHP OOP vs Procedural?
... Those can tend to confuse more than help, so feel free to ignore that for now.
You can think of source code simply as "chunks" of functionality, that just happen to be saved to individual files.
There are different ways of organizing those "chunks"; depending on things like conventions of the progr...
Entity Framework 4 - AddObject vs Attach
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Yep, i gotcha now. I just watched a TechEd vid on EF4 (by Julie Lerman), which showed an example. You might have an entity which you DID NOT retrieve from a query (ie it's diconnected), but you know it exists, therefore you use Attach to p...