foundkey

string getLongestCommonSubString(string a, string b)
{
    /* 
    dp[i, j] 为a[0, i - 1] 与 b[0, j - 1]末尾连续相等元素的数量

    dp[i, j] = 0                        (a[i] != b[j])
    dp[i, j] = dp[i - 1, j - 1] + 1     (a[i] == b[j])
    */
    vector<vector<int>> dp(a.length() + 1, vector<int>(b.length() + 1, 0));
    int index = 0;

foundkey

package com.foundkey.example;

import javax.crypto.*;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.security.*;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.X509EncodedKeySpec;
import java.util.Base64;

foundkey

@echo off

set ToolDir="D:\Android\Sdk\build-tools\27.0.3"
set path=%ToolDir%;%path%
chcp 65001

set /p APK="Input apk full path:"
aapt dump badging %APK%

pause

foundkey

:: 用于cmake编译arm原生程序前设置环境变量

:: 使用Android SDK自带的cmake工具（cmake官网版本不支持Android平台）
@set path=D:\Android\Sdk\cmake\3.6.4111459\bin;%path%
:: 该文件用于配置NDK的编译工具链
@set TOOLCHAIN_FILE=D:\Android\Sdk\ndk-bundle\build\cmake\android.toolchain.cmake
:: 编译工具
@set MAKE_PROGRAM=D:\Android\Sdk\cmake\3.6.4111459\bin\ninja.exe
:: NDK路径
@set ANDROID_NDK=D:\Android\Sdk\ndk-bundle

foundkey

public static void getCurFun() {
    Thread thread = Thread.currentThread();
    StackTraceElement traceElement[] = thread.getStackTrace();

    for (int i = 0; i < traceElement.length; ++i) {
        System.out.println(i + ": " + traceElement[i].toString());
    }
}

foundkey

netsh interface set interface "以太网" disabled

foundkey

from http.server import HTTPServer, BaseHTTPRequestHandler
import json
 
HOST = "127.0.0.1"
PORT = 8081
data = [ { 'a' : 'hello', 'b' : 'world', 'c' : 3, 'd' : 4, 'e' : 5 } ]
 
class RequestHandler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)

foundkey

::复制指定类型的文件到同一个文件夹
::2018-12-19
::FK

@echo off
setlocal enabledelayedexpansion

set DIR=%~pn1
set /p Type= filter file extension:

foundkey

package com.toby.personal.myapplication;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.MenuItem;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {

foundkey

public static void traversalXMLFile(String uri) throws Exception {
    StringBuilder result = new StringBuilder();
    result.append("File: ").append(uri).append("\n");

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    Document doc = db.parse(uri);
    Element rootElement = doc.getDocumentElement();

    // check root element