protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { resp.setContentType("text html;charset=gb2312"); PrintWriter out = resp.getWriter(); out.println("<htm...

the project generates a number immediately after the user has successfully logged in. "token " is added to cookie as the key. Running in eclipse and using 360, Google browser can see this cookie value. However, when deployed to a remote tomcat server, ...

I configured a service and a website in tomcat, so when I started, I found that the memory consumption was very high, and the website crashed and exited without knowing why. I wonder if it is because of the use of multi-service? ...

I used multi-service to deploy multiple websites, and now there is a question, that is, how to prevent side notes between these sites? That is to say, if one of them is hacked and placed in the backdoor, how to restrict the access path of this backdoor t...

before IDEA was updated, it was obviously adjusted not to delete the setting, but I don t know why the setting was restored. This is not the point. Today, the updated Javaweb project entered the project as it was after IDEA modified the code to open tom...

is that when I was learning Servlet, I saw that there was another way to connect to the database, but I made a mistake in the test. this is what the book says Context ctx = new InitialContext(); DataSource ds = (DataSource)ctx.lookup("java:comp e...

critical: Error listenerStart 2018-5-11 15:32:08 org.apache.catalina.core.StandardContext start critical: Context [ SCM] startup failed due to previous errors 2018-5-11 15:32:09 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc serio...

at present, I have a website with both static and dynamic interfaces. I wonder if I can build a tomcat cluster on a server and then use nginx to configure load balancers. Can I increase the number of concurrency of this website? Server environment: gene...

I use tomcat to start a project on win10. Local computer access is easy. Sending url to a mobile phone will not open it. I would like to ask how to enable the external network to access local projects ....

when deploying a web project in multiple environments, you can set the packaged configuration file by specifying mvn package -Pdev , but how do you specify which environment configuration file to use when deploying the service directly with tomcat? the...

the 2012 R2 http-nio Tomcat 8.5 zip, application has been running for some time, but occasionally stops and then restarts, indicating that the http-nio port has been occupied by the, BindException already in use. changes the server.xml port number to s...

1 windows 2008 R2 server, started with catlina.bat, but cannot be started after shutdown, indicating that the port is occupied. 2 finds that the port is occupied by java.exe through netstat-an. 3 Task Manager cannot end neither java.exe taskkill nor j...

2018-5-14 10:58:50 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc : The web application [ SCM] registered the JBDC driver [com.alibaba.druid.mock.MockDriver] but failed to unregister it when the web application was stopped. To prevent a...

the jar package does not start the jar package with java-jar, but is deployed in tomcat for access like the war package. Is that OK? If you can, how should you play? if not, can you give me a detailed explanation? ...

according to the 1m size of one thread two or three hundred concurrent threads are only two or three hundred megabytes. memory should not be the bottleneck so what is the bottleneck of tomcat? ...

whether the tomcat, downloaded by http: tomcat.apache.org on this page is a stand-alone tomcat or an integrated tomcat? with an apache http server. 1 if it is the former, why can tomcat handle static resources? 2 if it is the latter, why is there no...

tomcat can t start project display I m going to move the entire folder of cboard to webapps, but I can t start the error log as follows 16-Nov-2018 13:43:34.772 [localhost-startStop-1] org.apache.catalina.core.StandardContext.listenerStart Excepti...

if you want to simply implement a SSO single sign-on system, you can simply simulate it with servlet. Token and other things in the authorization process would like to be placed in Ecache, then the above problem occurs, and an error is reported direct...

ask your seniors for help. I have configured the java environment (jdk11). After clicking startup.bat, I can also access localhost8080, but there is a problem starting tomcat in the Windows service. The following error was reported: Baidu, Google a...