This question already has answers here: What is the purpose of the `self` parameter? Why is it needed?
I haven\'t been able to find documentation or any reference material on this topic: Ruby: How to write a bang method, like map?开发者_运维问答
I\'d like to write some new Array methods that alter the calling object, like so: a = [1,2,3,4] a.map!{|e| e+1}
Using Xcode. In this code (func is declared in interface), te开发者_Go百科lls subj error, standing on string with \'self\'.
Yet another question on what the \'self\' is for, what happens if you don\'t use \'self\' and what\'s \'cls\' for.
I was reading Apple\'s documentation, The Ob开发者_如何学Gojective-C Programming Language (PDF link). On pg. 18, under The Receiver’s Instance Variables, I saw this.
It\'s now more than 5 months that I\'m in Objective-C, I\'ve also got my first app published in the App Store, but I still have a doubt about a core functionality of the language.
I am not even sure whether the title of my question is correct, but I will fire away anyway. But I would like to apologise, if it turns out that the title is not entirely correct. Also, I have to admi
When an object loads, I want it to move across the page. The movement is not the hard part.I am using this code (more or less) for that.
In PHP, how can I achieve something like this from Python? class CrowdProcess(): def __init__(self,variable):
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