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What is the difference between Integer and int in Java?
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int is a primitive type. Variables of type int store the actual binary value for the integer you want to represent. int.parseInt("1") doesn't make sense because int is not a class and therefore doesn't have any methods.
Inte...
std::function vs template
... the std::function family of functor wrappers. Unfortunately, I keep hearing only bad things about these new additions. The most popular is that they are horribly slow. I tested it and they truly suck in comparison with templates.
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Convert light frequency to RGB?
Does anyone know of any formula for converting a light frequency to an RGB value?
9 Answers
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Keep file in a Git repo, but don't track changes
I have several files in a CodeIgniter site that I will want to have in the repo but not track any changes on.
6 Answers
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Entity Framework VS LINQ to SQL VS ADO.NET with stored procedures? [closed]
How would you rate each of them in terms of:
5 Answers
5
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What exactly are unmanaged resources?
...ntually) release that memory for you.
Unmanaged resources are then everything that the garbage collector does not know about. For example:
Open files
Open network connections
Unmanaged memory
In XNA: vertex buffers, index buffers, textures, etc.
Normally you want to release those unmanaged res...
Calculate the number of business days between two dates?
In C#, how can I calculate the number of business (or weekdays) days between two dates?
32 Answers
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Calculate distance between two points in google maps V3
How do you calculate the distance between two markers in Google maps V3? (Similar to the distanceFrom function inV2.)
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Create the perfect JPA entity [closed]
I've been working with JPA (implementation Hibernate) for some time now and each time I need to create entities I find myself struggling with issues as AccessType, immutable properties, equals/hashCode, ... .
So I decided to try and find out the general best practice for each issue and write this ...
pip installing in global site-packages instead of virtualenv
Using pip3 to install a package in a virtualenv causes the package to be installed in the global site-packages folder instead of the one in the virtualenv folder. Here's how I set up Python3 and virtualenv on OS X Mavericks (10.9.1):
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