Questions tagged [Java] (8047)

The bot is written in java ide - IntelliJ IDEA. Smart people have said needs to be done through an environment variable. Just googled the manuals for frameworks and OS. There is all the difference between an environment variable and environment variable? Links will be very useful :)

Do web application based on microservices. I need one micro service apply to the second. And actually a question how to do it better? Somewhere I saw libraries that allow you to send requests, but maybe there is built in spring mvc solution?

Dear arcane, Hello. Need your advice. The algorithm to determine changes to the schema. Introduction: In a large system implementing microservice architecture, you often need a hot sync the data between the various components (executables). Usually the single point of truth for all components is the database, namely the sc...

Hi all. Studying Java, did a project, which configure HttpSecurity and, in particular, set its loginPage. @Configuration public class BasicConfiguration extends WebSecurityConfigurerAdapter { @Override protected void configure(HttpSecurity http) throws Exception { http ... .and() .formLogin().loginPage("/sign_in").permit...

There is such code, I am passing two parameter and getting in the console the result of this method, I need to store the result in a variable, how to do it properly ? Please do not throw tomatoes, any help would be appreciated. The result of method execution screen public static String parameter(String serialNumber, Str...

I think to store in the map the SessionId value is the public key. Is it possible to do so? Or better as that of the other (the client also in Java)

Customers have mainly ordinary hosting with php and mysql. The tasks they set are usually implemented in java. Is it possible to provide the client a closed file that could be played on the hosting? for example, Kron runs it, and that reads data from the input file and writes something to the database? now it is written in ...

Are there any convenient tools to reverse the JVM (bytecode, not the JVM) like IDA Pro and x64dbg?

Set up workspace for the server, when I use methods of Java files and folders are created where necessary, but when I use the methods of the spring, namely, the class MultipartFile, he starts to climb in temp, and finds a directory. java.io.IOException: java.io.FileNotFoundException: C:\TEMP\tomcat.13602058053278793214.8080...

Anyone has the experience of reading the header of rar files? Need to know, superimposed on the archive the password or not programmatically using Java.