Programmer Think

introduce With the iteration of technology, SpringBoot is widely used in our daily development. When using maven to build traditional web applications, we package the projects into war packages and deploy them in tomcat. All directory resources are separated, which is very convenient for the modification of configuration files. However, if you ...

summaryNebula Clients provides users with API s of various programming languages for interacting with Nebula Graph, and repackages the data structure returned by the server for the convenience of users.At present, the languages supported by Nebula Clients include C + +, Java, Python, Golang and Rust.Communication frameworkNebula Clients uses fb ...

[C language] file operation function This article mainly studies the file operation functions * * fopen, fclose, fgetc, fgets, fputc, fputs, fwrite, fread, feof * *. For the above functions, you need to import the header file stdio h Why learn these functions? It must be because we need to store our data and put it into the hard disk for eas ...

preface In the previous security, relevant configurations and tests were conducted for configuration items. But these are based on security config. Myconfig #configure (org. Springframework. Security. Config. Annotation. Web. Builders. Httpsecurity) to restrict the permission of the corresponding request. If there are multiple reque ...

1, Virtual machine preparation Update virtual machine, command: yum -y updateModify the hostname. The command is hostnamectl set hostname atlasClose the firewall. The command is systemctl stop firewalld Service and systemctl disable firewalld servicereboot 2, Install jdk Uninstall openjdk, command: rpm -e --nodeps java-1.7.0-openjdk rpm -e ...

1, Title 2, Topic analysis The data structure of the graph needs to be used, and it is a directed graph. It is simpler to use the adjacency table. The adjacency table can be implemented by itself or by STL map+vector. I prefer to use the vector array, which is simple and convenient, but the graph in the question may have repeated direct ...

The second encapsulation of the 2-Home page of the Vue e e-commerce project notes in Silicon Valley, the interface request function used by axios and the encapsulation used by vuex, Mock and Swiper Tutorial address Split non routing components in Home components I only split TypeNav, ListContainer and Floor components here, because these thr ...

When learning becomes a habit, knowledge becomes common sense. Thank you for your likes, collections and comments.The new video and articles will be sent to WeChat official account for the first time. Li YongningThe article has been included in github warehouse liyongning/blog , welcome to Watch and Star.prefaceLast article Interpretation of Vu ...

This case comes from a production failure of a two node rac of a customer. The phenomenon is that a large area of gc buffer busy acquire leads to business paralysis.First, check the AWR header information and load profile of node 1:1 node AWRKey information points obtained:For LCPU 256 system, AAS=13379.42/59.91=223, indicating that the system ...

5.5 the controller responds to the front-end request 5.4.1 response to synchronization request Response to synchronization request: the front end sends a request to the method in the controller class. After the controller method processes the request, it needs to jump to the next page Front end request <a href="book/list?pageNum=1&a ...