学生症-优快云博客

原创 Docker 常用命令

查看container#查看正在运行的container[root@lydcentos7 centos6]# docker ps#查看所有的container[root@lydcentos7 centos6]# docker ps -a#查看所有的container 的id[root@lydcentos7 centos6]# docker ps -a -q删除 container#删除一个

2016-04-09 15:41:05 724

原创配置docker centos tomcat

环境主机环境 MBP macos 虚拟机主机环境 centos7 （virtualbox中的一个vm） centos7中安装docker安装配置pull centos image[root@lydcentos7 centos6]# docker pull centos:centos6 download jdk and tomcat[root@lydcentos7 centos6]# wget -

2016-04-09 15:26:43 2829

原创 Java 单例模式

使用静态内部类实现单例模式public class SingletonClass { private static class SingletonClassInstance {// inner static class private static final SingletonClass instance = new SingletonClass(); } pu

2016-03-03 15:48:19 622

原创 java exception test

test1: 调用者main抛出异常public class ExceptionTest { public void method() throws Exception { // 将异常抛出，由调用这个方法的方法去处理这个异常,如果main方法也将异常抛出，则交给Java虚拟机来处理 System.out.println("Hello World");

2016-03-01 17:03:17 781

原创 JavaScript 抽奖

test.html<html> <head> <title>我的摇奖程序</title> <script src="myjs.js"></script> <style> #name{ color:red; font-size:36px;

2015-11-20 18:55:33 864

原创 [leetcode]Valid Sudoku

class Solution {public: bool isValidSudoku(vector<vector<char> > &board) { int row,col,block; char ch; vector<int> flags(9,0); //rows for(row=0;row<9;row++){

2015-11-18 17:09:47 470

原创 [leetcode]Binary Tree Maximum Path Sum

Binary Tree Maximum Path Sum leetcode 递归

2015-10-31 17:35:12 623

原创 [leetcode]Sliding Window Maximum

双端队列 maxSlidingWindow deque

2015-10-26 10:40:11 675

原创 [leetcode]Decode Ways

leetcode Decode Ways

2015-10-14 16:35:28 494

原创 [leetcode]Find Peak Element

leetcode Find Peak Element

2015-10-14 14:14:21 421

原创 [leetcode]Find Minimum in Rotated Sorted Array II

leetcode Find Minimum in Rotated Sorted Array II

2015-10-14 13:26:34 729

原创 [leetcode]Find Minimum in Rotated Sorted Array

leetcode find mininum in rotated sorted array

2015-10-14 12:58:26 507

原创 POJ3278 Catch That Cow

POJ3278 Catch That Cow

2015-10-13 09:59:49 547

原创 [leetcode]Combination Sum II

leetcode Combination sum

2015-10-12 17:24:59 529

原创 [leetcode]Combination Sum

leetcode combination sum

2015-10-12 16:43:43 500

原创 [leetcode]Number of Islands

leetcode Number of Islands

2015-10-12 14:55:42 489

原创 [leetcode]Sort Colors

荷兰国旗问题 Sort Colors

2015-10-12 11:33:12 609

原创 [leetcode]Median of Two Sorted Arrays

leetcode Median of Two Sorted Arrays

2015-10-12 11:13:07 695

原创 [leetcode] Search a 2D Matrix

search a 2D Matrix

2015-10-10 16:59:16 450

原创 [leetcode]Maximum Subarray

leetcode Maximum Subarray

2015-10-09 14:34:26 792

原创 POJ2676

#include<iostream>#include<vector>#include<algorithm>#include<cstring>using namespace std;short rowFlags[9][10];//rowFlags[i][num]=1表示在第i行已经放了数字numshort colFlags[9][10];//colFlags[j][num]=1表示在第j列已

2015-10-05 15:03:15 533

原创 POJ1164

#include<iostream>#include<stack>#include<cstring>using namespace std;int R,C;//行列数int rooms[60][60];int color[60][60];//房间染色标记int maxRoomArea=0,roomNum=0;int roomArea;void Dfs(int i,int k){

2015-09-30 17:32:46 1136

原创 [leetcode]Trips and Users

select Request_at as Day,round((max(counter)*1.0/count(Request_at)),2) as 'Cancellation Rate'from ( select Id,Client_Id,Driver_Id,City_Id,Status,Request_at,Users_Id,Banned,Role, @counter:=if(

2015-09-11 13:26:44 1065

原创 [leetcode]Delete Duplicate Emails

language：mysqldelete from Person where Id not in (select * from (select min(Id) from Person group by Email) t);

2015-09-11 09:42:16 572

原创 [leetcode]Word Frequency

awk '{for(i=1;i<=NF;i++){a[$i]++;count++}} END{for(j in a){print j,a[j]}}' words.txt | sort -k 2 -nr

2015-09-10 19:38:47 1042

原创 [leetcode] Transpose File

NF：列数 NR：行数awk '{for(i=1;i<=NF;i++){a[NR,i]=$i}} END{for(j=1;j<=NF;j++){str=a[1,j];for(i=2;i<=NR;i++){str=str" "a[i,j]} print str;}}' file.txt

2015-09-10 18:43:30 635

Entity–relationship model Two related entities shown using Crow’s Foot notation. In this example, an optional relationship is shown between Artist and Song; the symbols closest to the song entity repr

2015-09-06 14:16:57 1721

原创 Git non fast foward

egit non fast foward

2015-08-09 14:03:36 691

原创 jQuery 学习笔记二

使用jQuery ajax 发送手机验证码

2015-08-07 19:51:10 720

原创 jQuery 学习笔记

jQuery 学习笔记//standard version$(document).ready(function(){ alert("jQuery hello World");});//short version$(function(){ alert("jQuery hello World");});解决不同库之间的冲突//jQuery conflictjQuery.noCo

2015-07-29 19:30:49 451

原创 [leetcode]Remove Linked List Elements

(https://leetcode.com/problems/remove-linked-list-elements/%20https://leetcode.com/problems/remove-linked-list-elements/)

2015-04-28 23:14:34 611

原创 [leetcode]Valid Phone Numbers

Valid Phone Numbersgrep -E '^(\d{3}-|$\d{3}$ )\d{3}-\d{4}$' file.txtgrep -P '^(\d{3}-|$\d{3}$ )\d{3}-\d{4}$' file.txtawk '/^([0-9]{3}-|$[0-9]{3}$ )[0-9]{3}-[0-9]{4}$/' file.txt s

2015-03-29 21:03:22 1851

原创 [leetcode]Subsets II

Subsets II挖坑

2015-03-29 19:50:14 536

原创 [leetcode]Subsets

Subsets

2015-03-29 19:48:57 455

原创 github page 绑定域名

1、添加CNAME文件2、DNSPod添加CNAME记录3、godaddy修改Host

2015-02-28 15:54:29 1326

原创 [lydstar]建站笔记

以前一直用免费的，一是感觉网站主题可选的太少，没有自己喜欢的；二是空间容量太小，而且服务器太不稳定，经常访问不到，很郁闷。故重新申请域名、购买空间来建设新的网站。必须品：域名和IP地址，主机空间、网站注册godaddy账户（http://www.godaddy.com/）购买DOMAINS和WEB HOSTING设置cPanel设置FTP、USER和Email注册D

2015-02-27 14:15:03 544

原创 [lydstar]专利整理总结

T老板让整理国外的一些专利，包括专利名称、专利号、申请日期、摘要等信息，还需要进行简单分类统计，顺便记录一下操作流程留作后用。目标链接：http://www.freepatentsonline.com/result.html?p=1&srch=ezsrch&pn=&apn=&all=&ttl=&abst=internet+of+thing+search&aclm=&spec=&ap

2015-02-27 14:14:38 831

原创 [lydstar]去哪吃

去哪吃真是个纠结的问题，交个计算机来决定吧：var num=Math.floor(Math.random()*3);if(num==0){console.log("大拇指")}else if(num==1){console.log("沙县")}else{console.log("食堂")}

2015-02-27 14:12:22 569

原创 [lydstar]android开发中配置github使用的.gitignore

#忽略gitignore文件.gitignore # Java class files*.class # Mobile Tools for Java (J2ME).mtj.tmp/ #Package Files#*.jar*.war*.ear # virtual machine crash logs, see http://www.java.com/en/downloa

2015-02-27 14:11:44 1245

ArcGIS10破解

ArcGIS破解文件，安装破解详见http://blog.youkuaiyun.com/lydyangliu/article/details/13095661

2013-10-26

htmlunit-2.12-bin.zip

htmlunit-2.12-bin.zip 网站自动化测试

2013-08-28

selenium-java-2.33.0.zip

selenium-java-2.33.0.zip 网站自动化测试

2013-08-28

DNS与BIND中文第四版

好不容易找到的《DNS与BIND》中文第四版，提供给需要的朋友。。。

2013-05-02

eclipse html 插件

eclipse 中编辑html的插件。安装方法见http://write.blog.youkuaiyun.com/postedit/8801922

2013-04-15

weka 连数据库使用的jar包

使用这几个jar文件可以解决Trying to add database driver (JDBC): RmiJdbc.RJDriver - Error, not in CLASSPATH?问题解决方法见http://blog.youkuaiyun.com/lydyangliu/article/details/8797381

2013-04-13