• Java

March 24, 2019, at 10:40 AM

I'm trying to create a method called registerUser(User x) method that adds a given User to a website's list of users, provided that there are no other users with the same userNameIf there are other users with the same userName, then this method does nothing

10
March 23, 2019, at 06:50 AM

I am having a run through error as the title statesI am new to java and i am not even sure what i am doing is possible

40
March 22, 2019, at 03:00 AM

Checked all the checkboxes using this code:

38
March 18, 2019, at 3:30 PM

sorry for asking in german :) maybe you can help me in this case: i have to do a programm:

25
March 17, 2019, at 11:40 AM

I'm having a bizarre issue with SpringI don't think I'm doing anything wrong and I suspect that it is an issue with Spring itself, but I can never be so sure

24
March 14, 2019, at 00:10 AM

I'm trying to remove a specific item from a list, but the iterator just don't remove, it prints a message but the item keep in there(on the list)Can someone help me please?

37
March 10, 2019, at 12:40 PM

As the official tutorial about generics type erasure, and this statement is so confusing meWhen the type cast inserting might occur exactly? I tried with some simple usages of generics and using javap -c a

16
March 09, 2019, at 08:50 AM

I have to download videos from dailymotionI searhed for java libraries and apis but I couldn't find anything useful

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March 08, 2019, at 05:00 AM

I need to create a method that checks if a given integer is present in the tree or not and respectively return true or falseThe tree is not a binary search tree therefore the values of the node are not always smaller on the left

29
March 07, 2019, at 01:10 AM

I need to swap the position of two lines in a file accessing directly to them

41
March 02, 2019, at 09:50 AM

This should be a real simple question for a groovy personWhat object type is def in the code below

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March 01, 2019, at 06:00 AM

I have an issueI've created JavaFX application in IntelliJ Idea 2018, Java 8

27
February 28, 2019, at 02:10 AM

I develop an Android app that communicates with a back-end developed with SpringSometimes, when I send a POST request with Retrofit, the back-end throw this error: ERROR RestExceptionHandler:29 - org

47
February 26, 2019, at 10:20 PM

I have a table in Cassandra and id and Date are Primary column and Clustering Column

40
February 23, 2019, at 10:50 AM

What are the Batch testing frameworks available in javaScenario: I have a web application

29
February 22, 2019, at 07:00 AM

I have a large JSON file (25MB) containing about 80000 lines

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February 21, 2019, at 03:10 AM

I'm developing an APP that accesses two bases: Db2 and SQL Server with spring boot

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February 19, 2019, at 11:20 PM

I am working on a program that is a tip calculatori am using a observable list to store the item as a string, the items price as a double and an observable list

46
February 18, 2019, at 7:30 PM

I have BorderPane and 2 circlesOne is added to left space of the borderpane and second on right

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February 18, 2019, at 6:00 PM

I cannot get Mybatis's mapper by @Autowired annotationI use context-param tag and contextConfigLocation parameter to set all configuration which related to Spring framework, please refer to web

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February 18, 2019, at 5:50 PM

I have a document that says the average case time-complexity for the given code is O(nlog2n)

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February 18, 2019, at 5:40 PM

Reading "Thinking in Java" by Bruce Eckel at the momentReached "this" keyword point

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February 18, 2019, at 5:30 PM

We have a business requirement that elements of child collections of entities (we use JPA) in our spring-boot application shouldn't be visible in rest api if the user doesn't have permissions to view child entity

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