dijk-CSDN博客

原创 Redis Cluster - 外网访问redis集群 - create-cluster脚本

Versionredis 6.0.6Shell scriptcd /redis-6.0.6/utils/create-clustervi create-cluster#!/bin/bash# SettingsBIN_PATH="../../src/"#CLUSTER_HOST=127.0.0.1CLUSTER_HOST=YOUR_REMOTE_IPPORT=30000TIMEOUT=2000NODES=6REPLICAS=1#PROTECTED_MODE=yesPROTE

2020-10-09 14:26:37 670 1

原创 Internal Sorting: Natural Two-way Merge Sort: Sorting by Merging

Algorithm NAlgorithm N (Natural two-way merge sort). Records R1,…,RN are sorted using two areas of memory, each of which is capable of holding N records. For convenience, we shall say that the reco

2015-05-31 14:50:13 1099

原创 Internal Sorting: Straight Two-way Merge Sort: Sorting by Merging

Algorithm SAlgorithm S (Straight two-way merge sort). Records R1,… ,RN are sorted using two memory areas as in Algorithm N. S1. [Initialize.] Set s <– 0, p <– 1. (For the significance of variables

2015-05-31 14:46:37 1100

原创 Searching: Shar's Method

Comparison treeJava programIn this program, R1,…,RN were simplified to K1,…,KN./** * Created with IntelliJ IDEA. * User: 1O1O * Date: 12/11/13 * Time: 6:52 PM * :)~ * Shar's Method:Searching */

2015-05-31 13:26:37 514

原创 Searching: Balanced Tree Search And Insertion

Algorithm AAlgorithm A (Balanced tree search and insertion). Given a table of records that form a balanced binary tree as described above, this algorithm searches for a given argument K. If K is no

2015-05-31 12:53:49 587

原创 Java: Set String List 互转

Java: Set String List 互转1.Codeimport java.util.*;public class Main { public static void main(String[] args) { //List 转成 Set System.out.println("-------List 转成 Set--------");...

2019-06-11 08:34:47 9128

原创 Java: 返回树形结构数据

Java - 返回树形结构数据1.TreeNodeDto@Datapublic class TreeNodeDto { private Long id; private Long organizationId; private Long parentOrgId; private Integer level; private Integer ...

2019-06-11 07:49:16 1988 1

转载 Spring: jdbcTemplate获取刚插入记录的主键id

Spring jdbcTemplate获取刚插入记录的主键id1. JdbcTemplateJdbcTemplate jdbcTemplate1 = new JdbcTemplate(dataSource); final String sql = " INSERT INTO FUND_AGGREGATION_TEMP ( " + " ID, ORDER_...

2019-06-10 08:35:13 1078

原创 Problem: SpaceVim: Mac: 解决乱码

SpaceVim 解决乱码(Mac)1. Install fonthttps://github.com/ryanoasis/nerd-fonts$ brew tap caskroom/fonts$ brew cask install font-hack-nerd-font2. Config font in iTermProfiles --> Text --> N...

2019-06-10 08:22:01 645

原创 Sublime: sublime text 3200 activate code

sublime text 3200 activate codeActivate codeZYNGA INC.50 User LicenseEA7E-811825927BA117 84C9300F 4A0CCBC4 34A56B44985E4562 59F2B63B CCCFF92F 0E646B830FD6487D 1507AE29 9CC4F9F5 0A6F32E30343D8...

2019-06-10 08:09:47 527

原创 Zookeeper: connect to server

Connect to the zookeeper server1.Start serverλ cd C:\zookeeper-3.4.14\binλ zkServer.cmd2.Client connect to the serverλ cd C:\zookeeper-3.4.14\binλ zkCli.cmd -server 127.0.0.1:2181orλ cd C:...

2019-06-10 07:54:43 339

原创 Redis: Mac: install and config

Redis install and config in Mac1. Downloadhttps://redis.io/download redis-5.0.4.tar.gz2. Make~ tar xzf redis-5.0.4.tar.gz~ sudo mv redis-5.0.4 /usr/local~ cd /usr/local/redis-5.0.4~ make...

2019-06-10 07:41:08 316

原创 Git: Problem: github提交后没有记录Contributions且提交者名字没有链接无法点击

Git: Problem: github提交后没有记录Contributions且提交者名字没有链接无法点击Problem使用github时，发现提交的记录并没有统计在GitHub首页的Contributions Graph里(贡献图上没有绿块)，而且提交列表里的名字也不能点击，没有链接。Solutiongit提交时填写的邮箱与github账号里的邮箱不一致导致，github是以邮箱关...

2019-03-04 08:22:37 518

原创 Skill: Win10: gvim 卸载 SpaceVim

Skill: Win10: gvim 卸载 SpaceVimDescriptionWin10 上的gvim 使用 install.cmd 安装SpaceVim，没有官方的卸载工具。即使卸载重装 gvim，打开也还是 SpaceVim 的样式。Solution删除在C盘用户目录下的两个文件夹，.SpaceVim 和 .SpaceVim.dgvim随即恢复正常！https://bl...

2019-03-04 08:11:12 1819

原创 Command: Maven: 执行jar包中指定main方法

Command: Maven: 执行jar包中指定main方法pom.xml中指定main方法1. pom.xml配置<build> <finalName>first-server</finalName> <plugins> <plugin> ...

2019-03-04 07:59:07 859

原创 Netty: Socket: 代码执行顺序问题

Netty: Socket: 代码执行顺序问题ClientFirstClient.javapackage com.me.socket.client;import com.me.dto.TransportObject;import io.netty.bootstrap.Bootstrap;import io.netty.buffer.Unpooled;import io.netty....

2019-03-01 12:41:49 310

原创 Netty: Socket: a demo

Netty: Socket: a demoDTOTransportObject.javapackage com.me.dto;import java.io.Serializable;import java.util.ArrayList;import java.util.List;public class TransportObject implements Serializab...

2019-02-28 09:07:49 244

原创 Win10: Skill: 自带功能-系统恢复

Win10: 自带功能-系统恢复三种方法进入系统恢复程序1)、“开始” --> “设置” --> “更新和安全” --> “恢复” --> “高级启动” --> “立即重新启动”2)、“开始” --> “电源” --> “重启”+Shift3)、“开始”(右键) --> “运行” --> "shutdown -r -o"htt...

2019-02-20 09:43:36 234

原创 Win10: Skill: 自带功能-系统备份

Win10: 自带功能-系统备份进入系统备份功能界面--> “开始” --> “设置” --> “更新和安全” --> “备份” --> “正在查找较旧的备份” --> “转到"备份和还原(Windows7)” --> “创建系统映像”https://www.cnblogs.com/configure/p/7778644.html...

2019-02-20 09:38:53 214

原创 MySQL: Skill: Excel数据导入到MySQL表中

MySQL: Excel数据导入到MySQL表中使用Navicat for MySQL 或者 Navicat premium 121. 目标表2. 源数据3. 点击数据库Tables4. 选择数据源格式为Excel5. 选择Excel数据源所在Sheet6. 输入Excel中数据源字段名所在行数和需导入数据起始行数注意： Excel中字段名应与 MySQL表中字段名 ...

2019-02-20 09:16:56 285

原创 Win7: Skill: 手动升级到Win10

Win7: 手动升级到Win101. 进入官方网址http://www.microsoft.com/zh-cn/software-download/windows10?OCID=WIP_r_Win10_Body_AddPC2. 点击立即下载工具3. 下载完成后以管理员身份运行4. 选择立即升级这台电脑https://jingyan.baidu.com/article/1e5468...

2019-02-20 08:22:40 294

原创 Win10: Skill: 远程连接 mstsc

Win10: 远程连接 mstsc-> 快捷键 win+r-> 输入 mstsc-> 确定-> 输入目标机器信息-> 连接注意：目标主机需要开启允许远程连接

2019-02-20 08:11:42 352

原创 WebLogic: Skill: install & start & login

WebLogic: install & start & login1. installjava -jar D:\ChromeDownload\fmw_12.2.1.3.0_wls_Disk1_1of1\fmw_12.2.1.3.0_wls.jar2. startC:\Oracle\Middleware\Oracle_Home\user_projects\domains\b...

2019-02-19 14:41:39 265

原创 MySQL: Skill: 查看root的权限

MySQL: 查看root的权限mysql> show grants for root;+-------------------------------------------+| Grants for root@% |+-------------------------------------------+| GRANT ALL P...

2019-02-19 14:33:19 419

原创 MySQL: Skill: Add all privileges for user abc on database basic_data

MySQL: Add all privileges for user abc on database basic_dataSHOW GRANTS FOR abc;//resultsGRANT USAGE ON *.* TO 'abc'@'%' IDENTIFIED BY PASSWORD '*38E573FEE0457F38F79B14E4E5381EAA895B5FC1'GRANT SE...

2019-02-19 14:29:04 205

原创 MySQL: Problem: 远程连接2003-can't connect to MYSQL server on ''(10060)

ProblemMySQL: 远程连接2003-can’t connect to MYSQL server on ‘’(10060)Solution1. 远程服务器上没有打开3306端口 #/sbin/iptables -I INPUT -p tcp --dport 3306 -j ACCEPT #/etc/rc.d/init.d/iptables save # service ipt...

2019-02-19 12:46:30 525

原创 Ubuntu: Command: 设置root密码

Ubuntu设置root密码终端输入sudo passwd root，在[sudo] password for landry:后输入当前用户的密码当前用户密码验证通过后输入需要设置的root超级管理员账户密码Enter new UNIX password:验证输入的密码Retype new UNIX password:出现passwd: password updated succe...

2019-02-19 09:08:53 249

原创 Win10: Skill: 把D盘合并到C盘

Win10: 把D盘合并到C盘D盘：-> 格式化-> 删除卷-> 删除分区C盘：-> 扩展卷https://jingyan.baidu.com/article/3a2f7c2ed646ea26aed6116f.html

2019-02-19 09:01:57 3766

原创 Command: MINGW & Cygwin go to f disk

Command: MINGW & Cygwin go to f disk1. MINGW64: go to F disk// on d diskAdministrator@PC201809191156 MINGW64 /d$ cd f:// changed d disk to f diskAdministrator@PC201809191156 MINGW64 /f$...

2019-02-19 08:49:12 195

原创 MySQL: Problem: [Err] 1153 - Got a packet bigger than 'max_allowed_packet' bytes [Err] /*

ProblemMySQL: [Err] 1153 - Got a packet bigger than ‘max_allowed_packet’ bytes [Err] /*Solutionmysql> show VARIABLES like '%max_allowed_packet%';+--------------------------+------------+| Va...

2019-02-19 08:42:02 879

原创 notepad++: Problem: 打开大文件后卡死并且关闭后重新打开也一直卡死

Problemnotepad++: 打开大文件后卡死并且关闭后重新打开也一直卡死Solution-> settings -> preferences-> backup-> backup path eg: C:\Users\Administrator\AppData\Roaming\Notepad++\backup\-> goto backup pa...

2019-02-19 08:13:53 6833 2

原创 Swagger: Swagger2 configurations in Spring Boot

Swagger2 configurations1. pom.xml&amp;lt;!--swagger-ui--&amp;gt;&amp;lt;dependency&amp;gt; &amp;lt;groupId&amp;gt;io.springfox&amp;lt;/groupId&amp;gt; &amp;lt;artifactId&amp

2019-02-19 08:02:43 170

原创 gitignore: Problem: gitignore不起作用

Problemgitignore 不起作用Solutiongit rm -r --cached .git add .[seems command below can be omitted, just use above two commands]git commit -m 'update .gitignore'https://www.cnblogs.com/sloong/p/...

2019-02-18 13:38:19 171

原创 MyBatis: Generator configurations in Spring Boot

MyBatis generator configurations1. pom.xml&amp;lt;build&amp;gt; &amp;lt;finalName&amp;gt;abc&amp;lt;/finalName&amp;gt; &amp;lt;plugins&amp;gt; &amp;lt;plu

2019-02-18 13:19:35 153

原创 Git: Skill: 修改commit的注释

Git 修改commit的注释注释写错了，但是已经commit，此情况下修改注释# git commit --amend

2019-02-18 13:08:26 178

原创 MyBatis: Skill: 获取数据库自增id

MyBatis 获取数据库自增idWay 1insert标签中加上useGeneratedKeys=“true” keyProperty=“id”会将id组装到返回对象中而不是作为返回值<insert id="insertSelective" parameterType="com.lcworld.jiunixing.model.User" useGeneratedKeys="tr...

2019-02-18 12:56:25 239

原创 Java: Skill: List sort

Java List sortArrayArrays.sortListjava.util.Collections.sort(java.util.List)java.util.Collections.sort(java.util.List, java.util.Comparator)Examples for List sort1. Implements Comparable ...

2019-02-18 12:46:03 424

原创 Spring Boot: Skill: 在自定义类中调用service层等Spring其他层

Spring Boot在自定义类中调用service层等Spring其他层@Componentpublic class ServerHandler extends IoHandlerAdapter { @Autowired protected HealthDataService healthDataService; private static ServerHandle...

2019-02-18 08:42:43 271

原创 Druid: Skill: sql监控配置 in Spring Boot

Druid 监控配置package com.canpoint.bdp.druid;//import org.springframework.boot.context.embedded.FilterRegistrationBean;//import org.springframework.boot.context.embedded.ServletRegistrationBean;impo...

2019-02-18 08:28:28 176

原创 apiDoc: Skill: How to use apiDoc in Spring Boot

How to use apiDoc1. Install node.jsTo check if node.js is successfully installed:λ node --versionv10.15.02. After node.js installed, install apiDocnpm install apidoc -gTo check if apiDoc is s...

2019-02-18 08:15:08 200

Netty socket demo

Netty socket demo between three servers in java. That's all.

2019-02-28

各种区块链白皮书合集（14种）

京东区块链技术实践白皮书美图区块链方案白皮书-2018.1-17页 2018年中国区块链产业白皮书 bitcoin_cn bitcoin_en ChinaLedger-Whitepaper Hyperledger Whitepaper PlatON_whitepaper 中国区块链技术和应用发展白皮书以太坊白皮书（中文）腾讯区块链方案白皮书超级账本Hyperledger白皮书（中文版）量子链白皮书：价值传输协议及去中心化应用平台香港金融管理局区块链白皮书（中文版）

2018-08-01