Andy.li yung-yu

Everything is not ture, Everything you can do

yung-yu / java 顯示file size 程式

Created October 26, 2018 03:56

	public static String readableFileSize(long size) {
	if(size <= 0) return "0";
	final String[] units = new String[] { "B", "kB", "MB", "GB", "TB" };
	int digitGroups = (int) (Math.log10(size)/Math.log10(1024));
	return new DecimalFormat("#,##0.#").format(size/Math.pow(1024, digitGroups)) + " " + units[digitGroups];
	}

yung-yu / tmp

Created July 4, 2018 07:10

https://www.jianshu.com/p/1e8736179a44

yung-yu / Android 簡單使用Fragment transition

Created April 18, 2018 08:33

	import android.content.Context;
	import android.os.Build;
	import android.os.Bundle;
	import android.support.v4.app.Fragment;
	import android.support.v4.app.FragmentManager;
	import android.support.v4.app.FragmentTransaction;
	import android.support.v4.app.SharedElementCallback;
	import android.support.v4.view.ViewCompat;
	import android.transition.Transition;
	import android.transition.TransitionInflater;

yung-yu / gist:57511ff42fae8abebd85716a89f681bb

Created March 31, 2018 08:49

web rtc nodejs

http://joyceevent.blogspot.tw/2015/05/nodejs-webrtc.html

yung-yu / gist:8bbf8d46e1146a9e2f734f5397693af5

Created February 23, 2018 07:06

台灣行政區域郵遞區號3碼

	public static void getZipJsonFile(Context context){
	try {
	JSONObject result = new JSONObject();
	String response = HttpProcessor.get(context, "https://api.opencube.tw/twzipcode/get-citys", 1);
	Log.d(response);
	JSONObject jsonObject = new JSONObject(response.trim());
	JSONArray jsonArray = jsonObject.getJSONArray("data");

	for(int i = 0; i< jsonArray.length(); i++){
	String city = jsonArray.getString(i);

yung-yu / gist:4ea4b06545ea5387d80819ad3f046187

Created January 19, 2018 01:48

android illeagal file name char

private static final String ReservedChars = "|\\?*<\":>+[]/'";

yung-yu / gist:d604b61889d2e90089383ca331a787e9

Created January 4, 2018 08:14

Android建立一個遮罩上層下拉選單的view

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
	super.onActivityResult(requestCode, resultCode, data);
	if (requestCode == REQUEST_RMISSION) {
	if (Settings.canDrawOverlays(this)) {
	addProtectView();
	}

	}
	}

yung-yu / gist:e0b9db428d0851f77fb98a6e6dc97219

Created October 26, 2017 09:06

arcScrollHeader

	import android.content.Context;
	import android.content.res.TypedArray;
	import android.graphics.Canvas;
	import android.graphics.Color;
	import android.graphics.Paint;
	import android.graphics.Path;
	import android.graphics.PointF;
	import android.support.v4.content.ContextCompat;
	import android.util.AttributeSet;
	import android.widget.RelativeLayout;

yung-yu / gist:094a4b1a6b79a70fd15240312185db52

Last active June 29, 2017 02:37

常用正規語法

	含有英文大小寫和數字,且長度在8~12
	^(?!.[^a-zA-Z0-9])(?=.\d)(?=.[a-zA-Z])(?=.[A-Z])(?=.*[a-z]).{8,12}$

	至少一個英文不分大小寫及一個數字 , 8~12位
	/^(?!.[^a-zA-Z0-9])(?=.\d)(?=.*[a-zA-Z]).{8,12}$/

	email格式
	/^\w+((-\w+)\|(\.\w+))\@[A-Za-z0-9]+((\.\|-)[A-Za-z0-9]+)\.[A-Za-z0-9]+$/

	禁止中,英,數,減號( - )以外的字元,至少要連續中文4個字,至少一位數字,字元數共8~40位

yung-yu / gist:bdc84feb341a1dcb6c230b7e7c8a0a39

Created June 21, 2017 08:18

Android ListView 簡單的綁定單一class物件使用

	public abstract class CommonAdapter<T> extends BaseAdapter {
	public List<T> data;
	public Context mContext;

	public CommonAdapter(Context context) {
	this.mContext = context;
	}

	public void setData(List<T> data) {
	this.data = data;