
oop - What do __init__ and self do in Python? - Stack Overflow
Jul 8, 2017 · In this case, there are some benefits to allowing this: 1) Methods are just functions that happen defined in a class, and need to be callable either as bound methods with implicit …
What is the purpose of the `self` parameter? Why is it needed?
For a language-agnostic consideration of the design decision, see What is the advantage of having this/self pointer mandatory explicit?. To close debugging questions where OP omitted a …
When to use self, &self, &mut self in methods? - Stack Overflow
Nov 24, 2019 · Say I want to implement a method that pretty prints the struct to stdout, should I take &self? I guess self also works? As you can see, this is exactly a case for &self. If you use …
What is SELF JOIN and when would you use it? [duplicate]
Jun 13, 2024 · You use a self join when a table references data in itself. E.g., an Employee table may have a SupervisorID column that points to the employee that is the boss of the current …
Difference between _self, _top, and _parent in the anchor tag …
Aug 27, 2013 · I know _blank opens a new tab when used with the anchor tag and also, there are self-defined targets I use when using framesets but I will like to know the difference between …
Difference between 'cls' and 'self' in Python classes?
Why is cls sometimes used instead of self as an argument in Python classes? For example: class Person: def __init__(self, firstname, lastname): self.firstname = firstname self.
Difference between Python self and Java this - Stack Overflow
Feb 11, 2014 · Moving further: Technically both self and this are used for the same thing. They are used to access the variable associated with the current instance. Only difference is, you …
How to avoid explicit 'self' in Python? - Stack Overflow
Dec 31, 2009 · The "self" is the conventional placeholder of the current object instance of a class. Its used when you want to refer to the object's property or field or method inside a class as if …
How can I generate a self-signed SSL certificate using OpenSSL?
The W3C's WebAppSec Working Group is starting to look at the issue. See, for example, Proposal: Marking HTTP As Non-Secure. How to create a self-signed certificate with …
javascript - var self = this? - Stack Overflow
You should avoid self as there is a window.self object and you could end up using that accidentally if you forget to declare your own self var (e.g. when moving some code around). …