java - Use keytool to generate store and convert to PKCS#12

1. There is a problem when using the command keytool -importkeystore -srckeystore ssdtoolbox.jks -destkeystore...

From [Javadiscussion group] 2017-06-28 09:23:57 0  1  908

Is it not good to increase the length of the loop body when using a java for loop?

{Code...} For example, in the above code, if I do not enter the second level of for loop, I will perform an ad...

From [Javadiscussion group] 2017-06-28 09:23:52 0  7  893

java - How does the client call the soap interface?

I have never come into contact with soap before, and I have read a lot and don’t know how to start. I am using...

From [Javadiscussion group] 2017-06-28 09:23:43 0  1  1082

javascript - How to implement the principle of timeout and exit without operation after logging in to the website for a period of time, how to deal with it on the front end and the back end respectively?

How can I log out after logging in to the website for a period of time, for example, if there is no operation ...

From [Javadiscussion group] 2017-06-28 09:23:39 0  2  1328

java - Spring Session, Spring Security How to not automatically create a session on a URL that is intercepted without permission?

I made an API server for mobile calls, used Spring Session to connect Redis to share sessions between multiple...

From [Javadiscussion group] 2017-06-28 09:23:34 0  1  1211

java - Use mean hash algorithm to generate image fingerprint. Called multiple times, the returned information is actually inconsistent.

http://blog.csdn.net/10km/art... First time 111111111111101111111111111110011111111111000011000000000000000000...

From [Javadiscussion group] 2017-06-28 09:23:32 0  1  804

java - How to force the app to go offline?

For example, if the web side deletes the user who is logging in on the app side, how can the app side user be ...

From [Javadiscussion group] 2017-06-28 09:23:31 0  6  1401

Java generates 6-digit non-repeating random numbers, please help friends

I know that there is no cycle that does not repeat~ I can only reduce the repetition rate, but I still have to...

From [Javadiscussion group] 2017-06-28 09:23:14 0  5  1149

java - What are the specific business usage scenarios of high-performance classes such as ConcurrentHashMap?

Like the question, what are the specific business usage scenarios of high-performance classes like ConcurrentH...

From [Javadiscussion group] 2017-06-28 09:23:10 0  4  1219

javascript - Why do companies rarely use node as the backend? Compared with the traditional backend of java, php, and python, what are the advantages of node and what is it suitable for?

Why do companies rarely use node as the backend? Compared with the traditional backend of java, php, and pytho...

From [Javadiscussion group] 2017-06-28 09:23:09 0  1  1179

java - Where is the add as maven project of idea?

There was a prompt when I first entered. I didn't have time to click on it. Now the pom is all red. I have alm...

From [Javadiscussion group] 2017-06-28 09:23:04 0  2  1762

How to implement java http long connection push data?

Two java services are connected using http long connection and pushed from service one to service two. I would...

From [Javadiscussion group] 2017-06-28 09:22:59 0  2  938

java - How to stress test the CPU of http service (tomcat)

Premise: Hello everyone, I now need to stress test a tomcat server to find out where the bottleneck of the app...

From [Javadiscussion group] 2017-06-28 09:22:50 0  5  1231

java - spring.mvc.view.suffix configuration does not work in Spring boot

New to Spring boot, I wrote a home method in the Controller to return a homePage view. I thought that when I w...

From [Javadiscussion group] 2017-06-28 09:22:49 0  2  2202

java - sql groupby problem of getting quantity

As shown in the picture, I now have three tables. There is a one-to-one relationship between tbh and toi, and ...

From [Javadiscussion group] 2017-06-28 09:22:37 0  2  909