decorator | R function decorators | Architecture library
kandi X-RAY | decorator Summary
kandi X-RAY | decorator Summary
A “decorator” is a function that wraps another function. This allows creating new functions effortlessly, and is a powerful tool to add functionality to functions as soon as they are defined. For a runnable example, see the example vignette.
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QUESTION
I have a dockerfile that currently only installs pip-tools
...ANSWER
Answered 2022-Feb-05 at 16:30It is a bug, you can downgrade using:
pip install "pip<22"
QUESTION
As I understand, a named argument to a method goes to %_
if not found in the signature (not sure why!). To detect this, I do
ANSWER
Answered 2022-Feb-11 at 08:52Is there a way to automate this for example with some decorator kind of thing?
I'm not aware of a way of doing that currently.
I once developed a method trait to remove the implicit *%_
from the signature of a method. In the hopes I could simplify dispatching on multi methods that take many different (combinations) of named arguments.
It did not end well. I don't recall exactly why anymore, but I decided to postpone trying to do that until after the RakuAST branch has landed.
QUESTION
I want to write a decorator function that adds a counter to a function, counting the number of times it was called. E.g.
...ANSWER
Answered 2022-Jan-17 at 22:17This method stores the counter within the wrapper function itself instead of somewhere in the users environment or package environment. (There's nothing wrong with the latter; the former can be problematic or at least annoying/discourteous.)
The biggest side-effect (liability?) of this is when the package is detached or reloaded (i.e., during development), then the counter list is cleared/re-initialized.
QUESTION
As a toy example, let's use the Fibonacci sequence:
...ANSWER
Answered 2022-Jan-02 at 14:24To describe something as "a callable with a memory attribute", you could define a protocol (Python 3.8+, or earlier versions with typing_extensions
):
QUESTION
I'm running the following code with web3.py
:
ANSWER
Answered 2021-Nov-24 at 23:22This is an issue from a new edition of web3.py.
You need to add gasPrice
to your transaction, like so:
QUESTION
Consider the example of a typed decorator bound to certain classes.
...ANSWER
Answered 2021-Nov-23 at 10:59What about this? It is shorter than the full signature:
QUESTION
After migrating my angular 6 project to 12. I am getting multiple warning in terminal
if in angular.json i set optimisation: false configuration then all issue get resolved but i don't want to make this changes it should be true only.
with optimisation: true i am getting all these warnings:-
Earlier same code was working fine without any warning.
...ANSWER
Answered 2021-Sep-08 at 10:30I had the same problem. You should change the import of 'assets/.../variables.scss' to './assets/.../variables.scss'. In my case it was in styles.scss but it can be in every .scss file.
QUESTION
I want to programmatically detect whenever someone sends Bitcoin to some address. This happens on a local testnet which I start using this docker-compose.yml file.
Once the local testnet runs, I create a new address using
...ANSWER
Answered 2021-Nov-18 at 19:39I haven't tested your full setup with electrumx
and the ethereum
stuff present in your docker-compose
file, but regarding your problem, the following steps worked properly, and I think it will do as well in your complete setup.
I ran with docker a bitcoin node based in the ulamlabs/bitcoind-custom-regtest:latest
image you provided:
QUESTION
I am setting up storybook and for my translations I am using next-i18next
. This is How I set it up:
ANSWER
Answered 2021-Nov-02 at 14:40I installed this package: https://www.npmjs.com/package/i18next-http-backend
And then in my i18n.js
file, I add the backend.
QUESTION
I have a question about adding delay after calling various functions.
Let's say I've function like:
...ANSWER
Answered 2021-Sep-28 at 06:23Not sure if I know what you mean but you could try:
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