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@gabrielfalcao
gabrielfalcao / rsa_encryption.py
Created November 30, 2019 00:39
Using python cryptography module to generate an RSA keypair, serialize, deserialize the keys and perform encryption and decryption
import base64
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.asymmetric import padding
def utf8(s: bytes):
return str(s, 'utf-8')
@paolocarrasco
paolocarrasco / README.md
Last active May 3, 2024 15:20
How to understand the `gpg failed to sign the data` problem in git

Problem

You have installed GPG, then tried to commit and suddenly you see this error message after it:

error: gpg failed to sign the data
fatal: failed to write commit object

Debug

@roylee0704
roylee0704 / dockergrep.sh
Created December 9, 2016 08:24
how to grep docker log
docker logs nginx 2>&1 | grep "127."
# ref: http://stackoverflow.com/questions/34724980/finding-a-string-in-docker-logs-of-container