ywjno’s gists

ywjno / DistanceCalculator.java

Created February 4, 2015 04:18

Calculate distance between two points on a globe(http://www.codecodex.com/wiki/Calculate_distance_between_two_points_on_a_globe)

	import com.google.android.maps.GeoPoint;

	public class DistanceCalculator {

	private double Radius;

	// R = earth's radius (mean radius = 6,371km)
	// Constructor
	DistanceCalculator(double R) {
	Radius = R;

ywjno / XssFilter.java

Created July 29, 2015 03:23

xss filter by nutz

	import java.io.IOException;

	import javax.servlet.Filter;
	import javax.servlet.FilterChain;
	import javax.servlet.FilterConfig;
	import javax.servlet.ServletException;
	import javax.servlet.ServletRequest;
	import javax.servlet.ServletResponse;
	import javax.servlet.http.HttpServletRequest;

ywjno / debian_shadowsocks_tennfy.sh

Last active January 11, 2016 07:35

debian_shadowsocks

	#! /bin/bash
	#===============================================================================================
	# System Required: Debian or Ubuntu (32bit/64bit)
	# Description: Install Shadowsocks(libev) for Debian or Ubuntu
	# Author: tennfy <[email protected]>
	# Intro: http://www.tennfy.com
	#===============================================================================================

	clear
	echo "#############################################################"

ywjno / map.js

Last active May 9, 2017 08:25

map object in javascript

	/*
	* MAP对象，实现MAP功能
	*
	* 接口：
	* size() 获取MAP元素个数
	* isEmpty() 判断MAP是否为空
	* clear() 删除MAP所有元素
	* put(key, value) 向MAP中增加元素（key, value)
	* remove(key) 删除指定KEY的元素，成功返回True，失败返回False
	* get(key) 获取指定KEY的元素值VALUE，失败返回NULL

ywjno / D3jm.html

Created August 26, 2021 14:58

都道府県別日本地図（D3 + GeoJSON）

	<!DOCTYPE html>
	<html>

	<head>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.12.0/d3.min.js" type="text/JavaScript"></script>
	</head>

	<body>
	<svg></svg>
	<script>

ywjno / D3jm.html

Created August 26, 2021 15:26

都道府県別日本地図（D3 + topojson）

	<!DOCTYPE html>
	<html>

	<head>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.12.0/d3.min.js" type="text/JavaScript"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/topojson/1.6.20/topojson.min.js"></script>
	</head>

	<body>
	<svg></svg>

ywjno / PaginationUtil.java

Created August 18, 2022 03:05

pagination util

	import java.util.Comparator;
	import java.util.stream.IntStream;

	public class PaginationUtil {
	private final int pageNumber;

	private final int blockSize;

	private final int pageCount;

ywjno / lexical_search_with_gzip.py

Created July 17, 2023 06:33 — forked from kyo-takano/lexical_search_with_gzip.py

Lexical Search with gzip （gzipによる語彙検索）

	import gzip

	def gzip_search(query: str, candidate_chunks: list[str], top_k: int=1):
	"""
	文字列ベースで類似したテキストチャンクを推定するアルゴリズム.
	`query`, `chunk`, および`query + " " + chunk`をそれぞれgzipで圧縮し、編集距離のようなものをベースに評価する.

	Parameters:
	query (str): 検索クエリとして使用する文字列.
	top_k (int, optional): 返される類似チャンクの上位k個を指定する (default: 1).

Thomas Yang ywjno