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Abstract functions in Swift Language
...aseClass {
func abstractFunction() {
preconditionFailure("This method must be overridden")
}
}
class SubClass : BaseClass {
override func abstractFunction() {
// Override
}
}
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CMake: How to build external projects and include their targets
...d, the highly flexible ExternalProject module runs its commands at build time, so you can't make direct use of Project A's import file since it's only created once Project A has been installed.
If you want to include Project A's import file, you'll have to install Project A manually before invoking...
Options for HTML scraping? [closed]
...ther HTML scraping packages I should be looking at? Python is not a requirement, I'm actually interested in hearing about other languages as well.
...
Unable to make the session state request to the session state server
...is currently having this problem. Basically it only happen when we click some particular links where it will pop-up a new window.
This is the error message we receive :
...
Visual Studio 2012 Express is suddenly “incompatible with this version of Windows”?
...
I received the same message on Visual Studio 2012 Premium (on PC where Windows 7 re-installed in last month) - the suggested fix was "Update for Microsoft Visual Studio 2012 (KB2781514)" which seems to have fixed it
www.microsoft.com/en-us/...
How can I pipe stderr, and not stdout?
...nging where stderr is going):
command 2>&1 >/dev/null | grep 'something'
For the details of I/O redirection in all its variety, see the chapter on Redirections in the Bash reference manual.
Note that the sequence of I/O redirections is interpreted left-to-right, but pipes are set up be...
Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
...stand, this question relates to how to expose a loosely coupled API with some appropriate defaults. In this case, you may have a good Local Default, in which case the dependency can be regarded as optional. One way to deal with optional dependencies is to use Property Injection instead of Constructo...
Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
...pter adapts a given class/object to a new interface. In the case of the former, multiple inheritance is typically employed. In the latter case, the object is wrapped by a conforming adapter object and passed around. The problem we are solving here is that of non-compatible interfaces.
Facade is mor...
Creating a new dictionary in Python
...
Call dict with no parameters
new_dict = dict()
or simply write
new_dict = {}
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HTML5 best practices; section/header/aside/article elements
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Actually, you are quite right when it comes to header/footer. Here is some basic information on how each of the major HTML5 tags can/should be used (I suggest reading the full source linked at the bottom):
section – Used for grouping together thematically-r...