When Nexus 3 searches using Maven coordinates, the Version field cannot search for the SNAPSHOT version

In this article, we use Java to generate a poster imitating Golden Mountain Ciba. As long as you can still grab a breath, you fight. As long as it lasts, you will have to fight. For a while, I was particularly fascinated with the daily poster of Golden Mountain Ciba.Because not only the pictures on the posters are beautiful, but also the words ...

Posted on Thu, 14 Nov 2019 13:12:34 -0800 by Leppy

Talk about customer? Send? MSG? Back of rocketmq broker

order In this paper, we mainly study the customer? Send? MSG? Back of rocketmq broker CONSUMER_SEND_MSG_BACK rocketmq/common/src/main/java/org/apache/rocketmq/common/protocol/RequestCode.java public class RequestCode { //...... public static final int CONSUMER_SEND_MSG_BACK = 36; //...... RequestCode defines the consumer? Send? MSG? Back ...

Posted on Thu, 14 Nov 2019 08:57:18 -0800 by hessodreamy

Temperature acquisition and control device for the fifth session of Blue Bridge Cup

The difficulty of this set of questions is the programming design of key logic. By writing out the interface of "setting key" and two nixie tubes, we can basically open the breach of this topic. Write two assignment interfaces in the nixie tube assignment function, and then switch by pressing the key. Matrix buttons se ...

Posted on Thu, 14 Nov 2019 08:35:57 -0800 by webent

Queue, Deque for collection, double-ended queue [ArrayDeque, LinkedList], priority queue [PriorityQueue]

Queues in the data structure know that the most important feature of a queue is that it can only access one element at the head and add one element at the tail.There is also a type called double-ended queue.You can effectively add or delete elements at the same time as the head and tail.Adding elements in the middle of a queue is not supported. ...

Posted on Wed, 13 Nov 2019 21:55:04 -0800 by Mortana

Post information crawling

# -*- coding: utf-8 -*- import requests import re ''' ("J-Dub", "little bar owner", "13", "some people are the natural favourites, some people are the core of the team from the draft, some people are willing to be green leaves, some people are limited in their ability to do their own thing wh ...

Posted on Wed, 13 Nov 2019 06:52:38 -0800 by BigX

(write your own function) Python + Opencv image block

A long time ago (about a month ago), I forgot what I was thinking at that time, and I don't know if what I'm saying is wrong. It should be about the same. The main ideas are not difficult to understand: 1. First of all, know how many shares you want to share, 2. Then divide the whole picture array into several equal parts accord ...

Posted on Wed, 13 Nov 2019 06:37:02 -0800 by wmguk

Spring 5 source code analysis - container refresh - @ PropertySource

Last article: Spring 5 source code analysis container refresh configuration class nested class Function description Put the customized property file into the environment.propertySources.propertySourceList collection in the container, for later automatic injection to use @ Value to set the property Value of the Bean For example, Demo Prope ...

Posted on Wed, 13 Nov 2019 06:16:11 -0800 by zkent

The result processor of Mybatis

Preface Above How to map the method of Mybatis to XML SqlCommand and MethodSignature need to be instantiated. When MethodSignature is initialized, there is a parameter of resultHandlerIndex to specify whether the ResultHandler parameter is set. This paper focuses on how to use ResultHandler, how to trigger and how to customize the result handl ...

Posted on Wed, 13 Nov 2019 03:54:22 -0800 by mad4dweb

Spring 5 source code analysis container refresh configuration class nested class

Last article: Spring 5 source code analysis - container refresh - parsing configuration class - main process Function description When parsing a given configuration class, Spring allows its nested classes to configure container related behaviors. You can put all the annotations decorated on the configuration class on the nested class, and st ...

Posted on Wed, 13 Nov 2019 02:53:13 -0800 by Blackcarnage

nginx creates self signed certificate, which is convenient for local virtual machine debugging

Install nginx. If it has already been installed, you can skip it yum install nginx -y Create SSL certificate sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/nginx/ssl/nginx.key -out /etc/nginx/ssl/nginx.crt You will be asked a series of questions Before we discuss it, let's see what happened to the order we issued: Open ...

Posted on Wed, 13 Nov 2019 00:51:00 -0800 by nlhowell