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JAVA QUESTIONS

How do I avoid using if statements with a large amount of variables in java
How do I avoid using if statements with a large amount of variables in java
Any of those help I broke down the logic into something much more simple. Using an arraylist of strings you can cut down the number of if/else checks significantly.
TAG : java
Date : January 12 2021, 08:33 AM , By : Aleksandra Trytek
Writing JUnit test cases for a Spring Boot Service Application with autowired components
Writing JUnit test cases for a Spring Boot Service Application with autowired components
Hope this helps You autowire the component under test, into the test. You are creating the component outside of the Spring Container thus it has no knowledge of that component.
TAG : java
Date : January 12 2021, 08:33 AM , By : kia
Cors for GET with Postman not showing headers
Cors for GET with Postman not showing headers
fixed the issue. Will look into that further The answer is the Origin header. The Spring MVC framework responds with access control headers when it receives a Origin header. Postman does not include a Origin header in a GET request.
TAG : java
Date : January 12 2021, 08:33 AM , By : Rjie23
Printing values in different column same row using APACHE POI
Printing values in different column same row using APACHE POI
Hope this helps Problem is that in your first code, line 1, you are creating the same row for each gradeList element, so you are overwritten the row created for the element 80, with the one created with the element 81, etc due to that you only have t
TAG : java
Date : January 12 2021, 08:33 AM , By : Tatyana Emelyanova
Fully decompile java6 web application
Fully decompile java6 web application
should help you out jdGui can disassemble the individual component's jar files and .class files, [...] but is there a way to turn the whole project something that can be loaded in Eclipse or IDEA and "simply" be recompiled?
TAG : java
Date : January 12 2021, 08:33 AM , By : Tim H.
Passing keycloak configuration parameters in the code rather than reading from application.properties
Passing keycloak configuration parameters in the code rather than reading from application.properties
wish help you to fix your issue Similar to KeycloakSpringBootConfigResolver, your database reader class must implement KeycloakConfigResolver and should be provided as bean.
TAG : java
Date : January 12 2021, 08:33 AM , By : cooolster
setDataSource() IO exception
setDataSource() IO exception
Hope that helps In case you are already requesting for Runtime Permissions try this code:
TAG : java
Date : January 12 2021, 08:33 AM , By : Kuangyu Yen
Unexpected Output while retrieving Data from mongodb and displaying in a csv file?
Unexpected Output while retrieving Data from mongodb and displaying in a csv file?
hop of those help? The value is retained from the previous iteration. You have to initialize the userReport (UserReport userReport=new UserReport();) in the for loop or do a setInterests(null).
TAG : java
Date : January 12 2021, 08:33 AM , By : jon hid
Algorithm for searching a value in two arrays
Algorithm for searching a value in two arrays
Hope that helps No, the algorithm is not very efficient. While you break as soon as you find an a in A which is greater than k, you still have to test all combinations of a and b before that, giving your algorithm a complexity of O(m n), with n being
TAG : java
Date : January 12 2021, 08:33 AM , By : wesam hasabou
How to avoid casting with generic return values?
How to avoid casting with generic return values?
it helps some times Actually you return Enum.What you want to return is the Enum value of the passed enum as argument.
TAG : java
Date : January 12 2021, 08:33 AM , By : Nibil M S
Java/RegEx - Negation of pattern not working
Java/RegEx - Negation of pattern not working
seems to work fine Making a pattern for a delimiter in your case is not practical, because it requires odd-even counting outside your pattern - something Java regex has hard time doing.Your string is a perfect example: a single space is a separator w
TAG : java
Date : January 12 2021, 08:33 AM , By : Avila
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