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How to do constructor chaining in C#
...), d = new Foo("abc");
Note also:
you can chain to constructors on the base-type using base(...)
you can put extra code into each constructor
the default (if you don't specify anything) is base()
For "why?":
code reduction (always a good thing)
necessary to call a non-default base-constructo...
What are the differences between django-tastypie and djangorestframework? [closed]
...to stay close to Django idioms throughout - built on top of Django's class based views, etc... (Whereas TastyPie came along before Django's CBVs existed, so uses it's own class-based views implementation)
I'd like to think that the underlying architecture is pretty nicely built, decoupled etc...
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How do I lock the orientation to portrait mode in a iPhone Web Application?
...
You can specify CSS styles based on viewport orientation:
Target the browser with body[orient="landscape"] or body[orient="portrait"]
http://www.evotech.net/blog/2007/07/web-development-for-the-iphone/
However...
Apple's approach to this issue is to...
C++ equivalent of Java's toString?
...
You can also do it this way, allowing polymorphism:
class Base {
public:
virtual std::ostream& dump(std::ostream& o) const {
return o << "Base: " << b << "; ";
}
private:
int b;
};
class Derived : public Base {
public:
virtual std::ostream...
Deleting all records in a database table
How do I delete all records in one of my database tables in a Ruby on Rails app?
7 Answers
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YouTube API to fetch all videos on a channel
...oChannelId=UC*****ntcQ&key=AI*****k
Here all api's are Get approach.
Based on channel id we con't get all videos directly, that's the important point here.
For integration https://developers.google.com/youtube/v3/quickstart/ios?ver=swift
...
Why java.lang.Object is not abstract? [duplicate]
Why is the Object class, which is base class of 'em all in Java, not abstract?
14 Answers
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Real World Example of the Strategy Pattern
...oring information: We want the application to store information to the Database, but later it may need to be able to save a file, or make a webcall
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign pro...
Python: Select subset from list based on index set
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How do you calculate the average of a set of circular data? [closed]
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ackb is right that these vector based solutions cannot be considered true averages of angles, they are only an average of the unit vector counterparts. However, ackb's suggested solution does not appear to mathematically sound.
The following is a solution...