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What is the difference between the Facade and Adapter Pattern?
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The Facade Pattern wiki page has a brief note about this.
"An Adapter is used when the wrapper
must respect a particular interface
and must support a polymorphic
behavior. On the other hand, a facade
is used when one wants an easier or
simpler interface to work w...
Is 0 a decimal literal or an octal literal?
Zero is always zero, so it doesn't matter. But in a recent discussion with a friend he said that octal literals are almost unused today. † Then it dawned upon me that actually almost all integer literals in my code are octal, namely 0 .
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Determine if a function exists in bash
...h. Unit tests are initialized, executed and cleaned up in a bash script. This script usualy contains an init(), execute() and cleanup() functions. But they are not mandatory. I'd like to test if they are or are not defined.
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jQuery .hasClass() vs .is()
is there a preferred method of determining whether an element is assigned a class, from a performance standpoint?
4 Answers...
When do we have to use copy constructors?
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The copy constructor generated by the compiler does member-wise copying. Sometimes that is not sufficient. For example:
class Class {
public:
Class( const char* str );
~Class();
private:
char* stored;
};
Class::Class( const char* str )
{
stored = new char[srtlen( str...
Prevent HTML5 video from being downloaded (right-click saved)?
How can I disable "Save Video As..." from a browser's right-click menu to prevent clients from downloading a video?
20 Answ...
NVIDIA vs AMD: GPGPU performance
...i has a good engine compared to nvidia.
But nvidia has a better car :D
This is mostly because nvidia has invested good amount of its resources (in money and people) to develop important libraries required for scientific computing (BLAS, FFT), and then a good job again in promoting it. This may be ...
What's the difference between “Solutions Architect” and “Applications Architect”? [closed]
As far as I can see Solutions Architect is just a different "marketing" term for Applications Architect . Is that correct or are the roles actually different somehow? If so, how?
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Stateless vs Stateful - I could use some concrete information
... articles about it. I've read dozens of articles on the web which vaguely discuss the subject, or they're talking about web servers and sessions - which are also 'bout stateful vs stateless, but I'm interested in stateless vs stateful design of attributes in coding. Example: I've heard that BL-class...
MongoDB vs. Cassandra [closed]
...ata warehouse built on Hadoop map/reduce) and Pig (a Hadoop-specific analysis language that many think is a better fit for map/reduce workloads than SQL). Cassandra also supports use of Spark.
Not worried about "massive" scalability
If you're looking at a single server, MongoDB is probably a bett...