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Should I learn C before learning C++? [closed]
... of final-year projects from undergraduate students. One was particularly good - a sort of FPS asteroids game. I decided to take a peek in the src directory to find it was done in C++ (most of the other projects were Java 3D apps).
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Python __call__ special method practical example
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This is an example of how it can be used, but not a good one in my opinion. There's no advantage in this case to having a callable instance. It would be better to have an interface/abstract class with a method, like .validate(); it's the same thing only more explicit. The real ...
Cooler ASCII Spinners? [closed]
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Balloons...
. o O @ *
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Interfaces with static fields in java for sharing 'constants'
I'm looking at some open source Java projects to get into Java and notice a lot of them have some sort of 'constants' interface.
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Why does the C++ map type argument require an empty constructor when using []?
... answered Mar 30 '09 at 8:53
oo_olo_oooo_olo_oo
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Naming of ID columns in database tables
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See http://www.amazon.com/s/ref=nb_sb_ss_i_1_5?url=search-alias%3Dstripbooks&field-keywords=sql+antipatterns&sprefix=sql+a
If you have many tables with ID as the id you are making reporting that much more difficult. It obscures meaning and makes complex queries harder to read as well as ...
How to create a shared library with cmake?
...sing a self-written Makefile, but now I want to switch to cmake. The tree looks like this (I removed all the irrelevant files):
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How to add property to a class dynamically?
...ut that's the catch: you have to add it to the class.
>>> class Foo(object):
... pass
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>>> foo = Foo()
>>> foo.a = 3
>>> Foo.b = property(lambda self: self.a + 1)
>>> foo.b
4
A property is actually a simple implementation of a thing called a de...
Scala vs. Groovy vs. Clojure [closed]
Can someone please explain the major differences between Scala, Groovy and Clojure. I know each of these compiles to run on the JVM but I'd like a simple comparison between them.
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How can you represent inheritance in a database?
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@Bill Karwin describes three inheritance models in his SQL Antipatterns book, when proposing solutions to the SQL Entity-Attribute-Value antipattern. This is a brief overview:
Single Table Inheritance (aka Table Per Hierarchy Inheritance):
Using a single table as in your first option is probably t...