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Why do objects of the same class have access to each other's private data?
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Because that's how it works in C++. In C++ access control works on per-class basis, not on per-object basis.
Access control in C++ is implemented as a static, compile-time feature. I think it is rather obvious that it is not really possible to...
Difference between size_t and std::size_t
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C's size_t and C++'s std::size_t are both same.
In C, it's defined in <stddef.h> and in C++, its defined in <cstddef> whose contents are the same as C header (see the quotation below). Its defined as unsigned integer type of the result of the sizeof operator.
C Stan...
What are the best use cases for Akka framework [closed]
...vice platform), but so far have not seen many actual examples of use cases it would be good for. So I would be interested in hearing about things developers have used it succesfully.
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Using Gradle to build a jar with dependencies
...inClassName"
}
from {
configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
}
}
For older gradle versions, or if you still use the "compile" qualifier for your dependencies, this should work:
// Include dependent libraries in archive.
mainClassName = "com.co...
Rails Model, View, Controller, and Helper: what goes where?
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MVC
Controller: Put code here that has to do with working out what a user wants, and deciding what to give them, working out whether they are logged in, whether they should see certain data, etc. In the end, the controller looks at requests and works out what data (Model...
WWW or not WWW, what to choose as primary site name? [closed]
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It doesn't matter which you choose but you should pick one and be consistent. It is more a matter of style but it is important to note that search engines consider these two URLs to be different sites:
http://www.example...
What's the difference between eval, exec, and compile?
...on, and exec is used to execute dynamically generated Python code only for its side effects.
eval and exec have these two differences:
eval accepts only a single expression, exec can take a code block that has Python statements: loops, try: except:, class and function/method definitions and so on...
Set the maximum character length of a UITextField
How can I set the maximum amount of characters in a UITextField on the iPhone SDK when I load up a UIView ?
44 Answers
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How to get users to read error messages?
...enlightening error messages, but just click on the first button available with a shrug of frustration.
26 Answers
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Why are trailing commas allowed in a list?
I am curious why in Python a trailing comma in a list is valid syntax, and it seems that Python simply ignores it:
5 Answer...