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@PegasisForever
PegasisForever / averageColor.js
Created December 22, 2021 23:30
Average two colors using square root, https://sighack.com/post/averaging-rgb-colors-the-right-way
function averageColor(a, b) {
let ar = parseInt(a.substr(0, 2), 16)
ar *= ar
let ag = parseInt(a.substr(2, 2), 16)
ag *= ag
let ab = parseInt(a.substr(4, 2), 16)
ab *= ab
let br = parseInt(b.substr(0, 2), 16)
br *= br
let bg = parseInt(b.substr(2, 2), 16)
@PegasisForever
PegasisForever / compute.rs
Created November 13, 2020 00:32
#[macro_use]
extern crate log;
use rand::Rng;
use rand::prelude::ThreadRng;
use serde::Serialize;
use std::env;
use std::thread;
use std::time::SystemTime;
use reqwest::blocking::Client;
@PegasisForever
PegasisForever / py_tostr_postfix
Created July 14, 2020 01:16
.tostr : To string
ANY → str($expr$)
@PegasisForever
PegasisForever / nextcloud-uploader.py
Last active July 25, 2023 22:08
upload files to nextcloud and get shareable link
#!/usr/bin/python3
import sys
import os
import requests
import time
from requests.auth import HTTPBasicAuth
import xml.etree.ElementTree as ET
@PegasisForever
PegasisForever / gist:d44c8f1c2a709a184cf5cd0988cde3f2
Created April 18, 2020 15:35
set default group and group permission
sudo find . -type d -exec chgrp webmanager {} +
sudo find . -type d -exec chmod g+s {} +
sudo find . -type d -exec setfacl -m default:group::rwx {} +
@PegasisForever
PegasisForever / BinarySearchTree.kt
Created March 29, 2020 20:14
import java.util.*
class TreeNode(var `val`: Int) {
var left: TreeNode? = null
var right: TreeNode? = null
}
typealias LeetNode = TreeNode
fun LeetNode.toNode(): Node<Int> {
return Node(`val`).apply {
@PegasisForever
PegasisForever / Main.java
Last active January 14, 2020 03:42
An example of graph in java
import java.util.ArrayList;
//Definition of Node
class Node {
String name; // Name of the node
ArrayList<Node> connectedNodes = new ArrayList<>(); // All nodes connected to this node
// Constructor, called when use `new Node("name")`
Node(String n) {
name = n;
@PegasisForever
PegasisForever / add_srt.sh
Created December 24, 2019 07:12
a script that renders srt file to a mp4 file using ffmpeg
ffmpeg -i input.mp4 -filter:v subtitles=subtitle.srt -c:a copy -c:v libx264 -crf 22 -preset veryfast output.mp4
@PegasisForever
PegasisForever / script.sh
Created December 18, 2019 04:50
A script to enable MacOS 10.15 Catalina run inside VirturalBox
VBoxManage modifyvm "MacOS Catalina" --cpuid-set 00000001 000106e5 00100800 0098e3fd bfebfbff
VBoxManage setextradata "MacOS Catalina" "VBoxInternal/Devices/efi/0/Config/DmiSystemProduct" "iMac11,3"
VBoxManage setextradata "MacOS Catalina" "VBoxInternal/Devices/efi/0/Config/DmiSystemVersion" "1.0"
VBoxManage setextradata "MacOS Catalina" "VBoxInternal/Devices/efi/0/Config/DmiBoardProduct" "Iloveapple"
VBoxManage setextradata "MacOS Catalina" "VBoxInternal/Devices/smc/0/Config/DeviceKey" "ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc"
VBoxManage setextradata "MacOS Catalina" "VBoxInternal/Devices/smc/0/Config/GetKeyFromRealSMC" 1
@PegasisForever
PegasisForever / bitcoin_notifyer.python
Created December 5, 2019 12:03
Create a beep sound when bitcoin price drops
import requests
import winsound
def get_latest_crypto_price():
response = requests.get('https://api.coinmarketcap.com/v1/ticker/bitcoin')
response_json = response.json()
return float(response_json[0]['price_usd'])
last_price = 100000
while True: