A list of useful commands for the ffmpeg command line tool.
Download FFmpeg: https://www.ffmpeg.org/download.html
Full documentation: https://www.ffmpeg.org/ffmpeg.html
{ | |
"emojis": [ | |
{"emoji": "👩👩👧👧", "name": "family: woman, woman, girl, girl", "shortname": ":woman_woman_girl_girl:", "unicode": "1F469 200D 1F469 200D 1F467 200D 1F467", "html": "👩‍👩‍👧‍👧", "category": "People & Body (family)", "order": ""}, | |
{"emoji": "👩👩👧👦", "name": "family: woman, woman, girl, boy", "shortname": ":woman_woman_girl_boy:", "unicode": "1F469 200D 1F469 200D 1F467 200D 1F466", "html": "👩‍👩‍👧‍👦", "category": "People & Body (family)", "order": ""}, | |
{"emoji": "👩👩👦👦", "name": "family: woman, woman, boy, boy", "shortname": ":woman_woman_boy_boy:", "unicode": "1F469 200D 1F469 200D 1F466 200D 1F466", "html": "👩‍👩‍👦‍👦", "category": "People & Body (family)", "order": ""}, | |
{"emoji": "👨👩👧👧", "name": "family: man, woman, girl, girl", "shortname": ":man_woman_girl_girl:", "unicode": "1F468 200D 1F469 200D 1F467 200D 1F467", "html": "👨‍👩&z |
A list of useful commands for the ffmpeg command line tool.
Download FFmpeg: https://www.ffmpeg.org/download.html
Full documentation: https://www.ffmpeg.org/ffmpeg.html
src: https://www.stationx.net/nmap-cheat-sheet
| Switch | Example | Description |
DDL is short name of Data Definition Language, which deals with database schemas and descriptions, of how the data should reside in the database.
DML is short name of Data Manipulation Language which deals with data manipulation, and includes most common SQL statements such SELECT, INSERT, UPDATE, DELETE etc, and it is used to store, modify, retrieve, delete and update data in database.
DCL is short name of Data Control Language which includes commands such as GRANT, and mostly concerned with rights, permissions and other controls of the database system.
Text types
# https://stackoverflow.com/questions/39928401/recover-db-password-stored-in-my-dbeaver-connection | |
# requires pycryptodome lib (pip install pycryptodome) | |
import sys | |
import base64 | |
import os | |
import json | |
from Crypto.Cipher import AES |
#!/usr/bin/env python | |
""" | |
LICENSE http://www.apache.org/licenses/LICENSE-2.0 | |
""" | |
import argparse | |
import datetime | |
import sys | |
import time | |
import threading |
date +%s | sha256sum | base64 | head -c 32 ; echo
openssl rand -base64 32
#!/usr/bin/env node | |
const { SM2 } = require('gm-crypto'); | |
const { publicKey, privateKey } = SM2.generateKeyPair(); | |
console.log("publicKey is: ", publicKey); | |
console.log("privateKey is: ", privateKey); |
import R from "ramda"; | |
const scaner = y => R.map(x => R.join(";", [y, x])); | |
const permutationOrderly = aoa => R.reduce( | |
(a, b) => R.flatten( R.juxt( R.map( scaner, a ) )( b ) ), | |
R.head(aoa), | |
R.remove(0, 1, aoa) | |
); | |
// -- trace |