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- 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 self parameter for a method and got a TypeError, use TypeError: method () takes 1 positional argument but 2 were given instead If OP omitted self in the body of the method and got a NameError, consider How can
- When to use self, self, mut self in methods? - Stack Overflow
More notes Self is an alias for the type that the impl block is for The rules of ownership and borrowing apply to self as they apply to any other parameter (see e g this answer) Examples of when to use which here and here Examples of when we should take ownership here, although the answers don't provide code examples but just point to the docs self is not just used as the first parameter
- What is SELF JOIN and when would you use it? [duplicate]
27 A self join is simply when you join a table with itself There is no SELF JOIN keyword, you just write an ordinary join where both tables involved in the join are the same table One thing to notice is that when you are self joining it is necessary to use an alias for the table otherwise the table name would be ambiguous
- Why do I get TypeError: Missing 1 required positional argument: self?
See Why do I get 'takes exactly 1 argument (2 given)' when trying to call a method? for the opposite problem
- 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
- node. js - NPM self_signed_cert_in_chain - Stack Overflow
NPM self_signed_cert_in_chain Asked 9 years, 6 months ago Modified 12 days ago Viewed 199k times
- git - SSL certificate problem: self signed certificate in certificate . . .
Second is to add the self-signed certificate to Git as a trusted certificate Disable SSL Verification The quickest and easiest way is to globally disable SSL verification on Git to clone the repository But after cloning, you will immediately enable it again, otherwise Git won't verify certificate signatures for other repositories
- ssl - How to create a self-signed certificate for a domain name for . . .
I have tried creating a self-signed certificate as outlined in Create a Self-Signed Server Certificate in IIS 7, but this certificate only works locally Can this certificate be used for my purpose or will I have to create a self-signed certificate for my development subdomain?
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