
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 …
Why do I get "TypeError: Missing 1 required positional argument: …
See Why do I get 'takes exactly 1 argument (2 given)' when trying to call a method? for the opposite problem.
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 …
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 …
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 …
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.
git - SSL certificate problem: self signed certificate in certificate ...
Aug 2, 2019 · The reason was an SSL certificate problem: 'self-signed certificate in certificate chain.'" Protected question. To answer this question, you need to have at least 10 reputation …
How to bypass certificate errors using Microsoft Edge
Jul 2, 2020 · To allow a self-signed certificate to be used by Microsoft-Edge it is necessary to use the "certmgr.msc" tool from the command line to import the certificate as a Trusted Certificate …
How to get Python requests to trust a self signed SSL certificate?
In my case, I was using self-signed certificate generated by mkcert. While curl works fine with such self-signed certificates, the Python requests module does not.
rust - Understanding the 'self' parameter in the context of trait ...
Nov 1, 2016 · When implementing a trait, we often use the keyword self, a sample is as follows. I want to understand the representation of the many uses of self in this code sample. struct …