lewisxy

# MIT License
#
# Copyright (c) 2023 lewisxy
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:

lewisxy

// testing
// 1. open server on 127.0.0.1:7979
// $ nc -l -k 127.0.0.1 7979
// 2. connects to 127.0.0.1:7878
// $ nc 127.0.0.1 7878

// proxy is close when either side closed the connection

use std::io::prelude::*;
use std::net::{TcpListener, TcpStream, Shutdown, SocketAddr};

lewisxy

# License: no license / public domain

# puzzle: https://www.youtube.com/watch?v=N3JL3z4e2Qs

import heapq

# graph g, start s, end t
def dijkstra(g, s, t):
    prev = [-1 for _ in range(101)]
    dist = [float("inf") for _ in range(101)]

lewisxy

#!/bin/python3
import json
import random

example_data = """
[
    {
        "type": "range",
        "name": "myRange",
        "range_begin": "1.2.3.4",

lewisxy

#!/bin/python3
import sys

# This program splits a file into smaller files of given size
if len(sys.argv) == 3:
    fname = sys.argv[1]
    osize = int(sys.argv[2])
    try:
        with open(fname, 'rb') as f:
            f.seek(0, 2)

lewisxy

for file in *
do
    if [[ "${file}" =~ (.*)%20(.*) ]]
    then
        mv "$file" "$(echo $file | sed "s/%20/ /g")"
    fi
done