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1, Apache Web page optimization 1. Web page compression The access speed of the website is determined by many factors, including the response speed of the application, network bandwidth, server performance, network transmission speed with the client and so on One of the most important factors is the response speed of Apache itself. Therefor ...

features Visit port 8983 to view the administration page of Apache solr without logging in. (port may be changed) The website title is Solr Admin, and the icon is a bit like a red flower Impact version Apache Solr 5.5.0 to 7.0.1 Exploit vulnerability Before version 7.1.0, there were two vulnerabilities: XML entity extension vulnerability ...

  Related historical articles (you may need to read the previous series before reading this article 👇) The most complete Spring in China   Boot Series IV Sharing mode: sharing girlfriend  -  Part 355 What is?   ZooKeeper  -  Part 347 ZooKeeper installation  -  Chapter 348 ZooKeeper data structure a ...

After some time of research, freemarker really works better than jsp, and freemarker strictly divides the mvc pattern.Show on the page as a template filler.The following describes the use and configuration of freemarker that I experienced. Configuration tags are good for maintaining and expanding the project. Create a freemarker configuratio ...

After some time of research, freemarker really works better than jsp, and freemarker strictly divides the mvc pattern.Show on the page as a template filler.The following describes the use and configuration of freemarker that I experienced. Configuration tags are good for maintaining and expanding the project. Create a freemarker configuratio ...

After some time of research, freemarker really works better than jsp, and freemarker strictly divides the mvc pattern.Show on the page as a template filler.The following describes the use and configuration of freemarker that I experienced. Configuration tags are good for maintaining and expanding the project. Create a freemarker configuratio ...

Multiple project deployments with the same port number Add: <Context path="/route" reloadable="true" docBase="/home/develop/tomcat-7.0.54/flatrass"/>   <Context path="/route2" reloadable="true" docBase="/home/develop/tomcat-7.0.54/flatrasweats"/>   By visiting: http://127.0.0.1:8080/route  http://127.0.0.1:8080/route2 It ...

Multiple project deployments with the same port number Add: <Context path="/route" reloadable="true" docBase="/home/develop/tomcat-7.0.54/flatrass"/>   <Context path="/route2" reloadable="true" docBase="/home/develop/tomcat-7.0.54/flatrasweats"/>   By visiting: http://127.0.0.1:8080/route  http://127.0.0.1:8080/route2 It ...

From http://commons.apache.org/proper/commons-lang/javadocs/api-release/org/apache/commons/lang3/ Official documents to organize and remember for yourself 3. BooleanUtils Boolean Tool Class and(boolean...array) logic and BooleanUtils.and(true, true) = true BooleanUtils.and(false, false) = false ...

Now the web program architecture tends to be more and more front-end and back-end separated, the benefits of front-end and back-end separated, not to mention here.But one of the problems we face is cross-domain.Here is a brief record of the solution on the server side. References and references to relevant parts of this article http://blog ...