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Difference between ref and out parameters in .NET [duplicate]
What is the difference between ref and out parameters in .NET? What are the situations where one can be more useful than the other? What would be a code snippet where one can be used and another can't?
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What is the HMVC pattern?
Reading Kohana's documentation, I found out that the main difference in 3.0 version is that it follows the HMVC pattern instead of MVC as version 2.x does. The page about this in Kohana's docs and the one on wikipedia didn't really give me a clear idea.
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Which is faster : if (bool) or if(int)?
The above topic made me do some experiments with bool and int in if condition. So just out of curiosity I wrote this program:
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Django Rest Framework: Dynamically return subset of fields
As recommended in the blogpost Best Practices for Designing a Pragmatic RESTful API , I would like to add a fields query parameter to a Django Rest Framework based API which enables the user to select only a subset of fields per resource.
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Set a default parameter value for a JavaScript function
I would like a JavaScript function to have optional arguments which I set a default on, which get used if the value isn't defined (and ignored if the value is passed). In Ruby you can do it like this:
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How do I find the time difference between two datetime objects in python?
How do I tell the time difference in minutes between two datetime objects?
15 Answers
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How to move Jenkins from one PC to another
I am currently using Jenkins on my development PC. I installed it on my development PC, because I had limited knowledge on this tool; so I tested on it in my development PC. Now, I feel comfortable with Jenkins as my long term "partner" in the build process and would like to "move" this Jenkins to a...
What's better at freeing memory with PHP: unset() or $var = null
I realise the second one avoids the overhead of a function call ( update , is actually a language construct), but it would be interesting to know if one is better than the other. I have been using unset() for most of my coding, but I've recently looked through a few respectable classes found off t...
Immutability of Strings in Java
Consider the following example.
26 Answers
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How to get a user's client IP address in ASP.NET?
...ddress in ASP.NET, but this is usually the user's ISP's IP address, not exactly the user's machine IP address who for example clicked a link. How can I get the real IP Address?
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