Pta1018 public bike Management (30 points)

Title: click me~ Title: Urban public bicycles can be borrowed or returned at any station. The best state of each station is to park half of the bicycles. The administrator is at site 0. As long as there is a need for the problem station, the administrator should take the shortest path to adjust the ...

Posted on Fri, 21 Feb 2020 04:06:30 -0800 by csplrj

Deployment LAMP dynamic static separation

1, LAMP dynamic and static separation When it is necessary to build an efficient web architecture, dynamic static separation is undoubtedly the best choice. This blog will write down the dynamic static separation deployment mode of LAMP. So called LAMP? LAMP architecture is one of the most mature application modes of enterprise website. It re ...

Posted on Fri, 21 Feb 2020 03:41:17 -0800 by Dedix

shell foundation and advanced 01

shell 1. View shell echo $SHELL / root directory /bin Store common commands /boot Store startup files and startup files /dev Store hardware device files and driver files /etc Store system service profile /home Home directory of ordinary users /mnt Directory used to mount usage /var Log directory ...

Posted on Fri, 21 Feb 2020 01:22:51 -0800 by phrater

The java client of ElasticSearch and SpringDataElasticSearch

Article directory ElasticSearch Chapter 1 1, How to use java client 2, Index library management 1. Create index library 1) , create Client object 2) , using the method of client object to create index library 2. Set mapping information 1) Setting the mappings information when creating an index l ...

Posted on Fri, 21 Feb 2020 01:08:30 -0800 by natepizzle

Electronic Vue cross platform desktop application development practice tutorial -- window style & open a new window

In this article, we will explain how to modify the window style. The default window of the system is very common, which is usually inconsistent with the design, so we need to customize it. Next, we will explain how to remove the original style, how to realize the minimization, maximization and closing buttons of the window. How to open a new ...

Posted on Thu, 20 Feb 2020 23:30:35 -0800 by nayone

Working at home, re recognizing Class and re reading java programming ideas

I have been learning java for some time. When I think of learning java before, I am afraid to see such symbols as class <? > and I don't understand their meaning. I reread Chapter 14 of Java programming ideas, and I will take advantage of this time to sort them out and face the fear at that time.                                 ...

Posted on Thu, 20 Feb 2020 23:28:22 -0800 by apacheguy

Linux learning Day4: pipelining, redirection and environment variables

It's not enough just to learn the commands of Linux system. Only by combining multiple commands in the way you want, can you improve your work efficiency. Today's content is mainly about how to combine commands to make the input commands more accurate and efficient, and lay a good foundation for the next Shell script. 1, I / O redirection Inpu ...

Posted on Thu, 20 Feb 2020 22:50:59 -0800 by mash

redhat 7.0 configuring multi network card binding -- learning notes

This experiment environment is RedHat 7.0 systemNetwork card binding can not only improve the network transmission speed, but also ensure the normal use of the server when a network card fails. There are three modes of network card binding: mode0 (balanced load mode): two network cards work at the same time and are automatically prepared. How ...

Posted on Thu, 20 Feb 2020 21:49:05 -0800 by _SAi_

Spring Boot: Spring Boot integrates Mapper4

1, Project preparation Use the source code of the previous chapter directly 2, Add mapper4 dependency <!-- mapper4 --> <dependency> <groupId>tk.mybatis</groupId> <artifactId>mapper-spring-boot-starter</artifactId> <version>2.0.2</version> ...

Posted on Thu, 20 Feb 2020 20:49:43 -0800 by parkie

Selected cases of Alibaba cloud PostgreSQL real time precision marketing and crowd selection

Label PostgreSQL, alicloud, real-time precision marketing, crowd selection, advertising background Industry: Almost all industries, such as Internet, new retail, education, games, etc Application scenario: According to the characteristics of the target group, the target group is extracted quickly For example, In the e-commerce industry, be ...

Posted on Thu, 20 Feb 2020 20:15:39 -0800 by Rustywolf