nrk

ffprobe -v quiet -print_format json -show_format -show_streams "lolwut.mp4" > "lolwut.mp4.json"

popravich

The standard names for indexes in PostgreSQL are:

{tablename}_{columnname(s)}_{suffix}

where the suffix is one of the following:

• pkey for a Primary Key constraint;
• key for a Unique constraint;
• excl for an Exclusion constraint;
• idx for any other kind of index;

zmts

Про токены, JSON Web Tokens (JWT), аутентификацию и авторизацию. Token-Based Authentication

Last major update: 25.08.2020

• Что такое авторизация/аутентификация
• Где хранить токены
• Как ставить куки ?
• Процесс логина
• Процесс рефреш токенов
• Кража токенов/Механизм контроля токенов

dankrause

CREATE TABLE test
(
  id INTEGER,
  parent INTEGER
);


INSERT INTO test (id, parent) VALUES
  (1, NULL),
  (2, 1),

kingbuzzman

import jwt
import time
import datetime

from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import serialization

# Load the key we created
with open("mykey.pem", "rb") as key_file:
    private_key = serialization.load_pem_private_key(

flyingdogz

import base64
import hashlib
import hmac
import json

from flask import Flask, jsonify, request

app = Flask(__name__)

Kludex

from fastapi import APIRouter, FastAPI

from utils import create_versioning_docs

app = FastAPI(docs_url=None, redoc_url=None)


v1_router = APIRouter(prefix="/v1")
v2_router = APIRouter(prefix="/v2")

vicchi

# uvicorn main:app --host $(hostname) --port 8080 --log-level debug --reload

from fastapi import APIRouter, FastAPI

from utils import create_versioned_docs

VERSION = '2.0.0'
TITLE = 'Sample Versioned API'
DESCRIPTION = 'Sample versioned API blurb'
app = FastAPI(docs_url=None, redoc_url=None, title=TITLE, version=VERSION, description=DESCRIPTION)

44213

# To extract the sound from a video and save it as MP3:
ffmpeg -i <video.mp4> -vn <sound>.mp3

# To convert frames from a video or GIF into individual numbered images:
ffmpeg -i <video.mpg|video.gif> <frame_%d.png>

# To combine numbered images (frame_1.jpg, frame_2.jpg, etc) into a video or GIF:
ffmpeg -i <frame_%d.jpg> -f image2 <video.mpg|video.gif>

# To quickly extract a single frame from a video at time mm:ss and save it as a 128x128 resolution image: