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Java EE

Java Enterprise Edition (Java EE) is a specification defining a collection of Java-based server and client technologies and how they interoperate. ...

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Expert Spotlight
Alex [***Alex140181***]
Software Developer

A person who never made a mistake never tried anything new.
- Albert Einstein

FORTIS FORTUNA ADIUVAT
SI VIS PACEM PARA BELLUM

Troubleshooting Solution

Flux Mono related code

bygp
1

I recently saw code on Flux and Mono like below


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Troubleshooting Solution

cron job schedule change

bygp
1

I have cron job running daily at 8 am in my spring boot java micro service like below


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Troubleshooting Solution

git clone and remote not working

bygp
12

I performed git clone as below from my windows laptop git bash


$ git clone

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Troubleshooting Solution

new git branch creation and commit of code

bygp
3

I created new reporsitory as below



How to create new branch


How to push some intellij sample project

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Troubleshooting Solution

git commit intellij project folder location issues

bygp
1

I am trying to commit my code to git hub.


To follow below type of comands I am not able to locate

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Troubleshooting Solution

abstract factory issues

bygp
3

I am trying abstract factory example. I am getting errors in ShapeFactory class has errors like

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Troubleshooting Solution

interface override error

bygp
4

I have interface and implementation class as below

If I do not comment Override with

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Troubleshooting Solution

enum for singleton using reflection

bygp
2

I have singleton class example as below.


When I execute i get two hash code for 2 separate instances

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Troubleshooting Solution

github source code download

bygp
2

git hub I have java project. How to download that source code on to my windows laptop.  I like to

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Troubleshooting Solution

not able to see code completion, code suggestion options in STS

bygp
1

I am in STS(spring tool suite). I did attached options. But I am not able to see code completion,

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Troubleshooting Solution

resttemplate of spring boot not working

bygp
3

I have producer 11 spring boot application as below . Rest template not working from consumer

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Troubleshooting Solution

onetomany and manytoone  parent and child table crud operation spring boot micro service

bygp
1

I have onetomany and manytoone  parent and child table crud operation spring boot micro service as

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Troubleshooting Solution

';' expected line:2 error

bygp
2

I wrote below code


I am getting below error




I wrote as below got same error


It worked as below  without

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Troubleshooting Solution

sts location in local C drive and document folder

bygp
1

I have multiple versions of spring tool suite STS in my C drive documents folder

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Troubleshooting Solution

sample programs, simple explanation of java 8 and beyond till java 21

bygp
2

Looking for sample programs, simple explanation of java 8 and beyond till java 21 new features to

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Troubleshooting Solution

spring tool suites eclipse IDE installation

bygp
2

 I am trying to install sts (spring tool suites eclipse IDE) on one of my other laptop from below

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Troubleshooting Solution

openapi not working while testing in browser

bygp
1

i have created spring boot project and added open api dependency as well by right clicking on

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Troubleshooting Solution

Double vs double and Integer vs int in entity class

bygp
5

My Product Entity class as below


Instead of below

   @Id
   @GeneratedValue(strategy =

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Troubleshooting Solution

indexoutofbound error

bygp
3

If I pass abc to below sampleMethod I am getting below error. Please advise



Troubleshooting Solution

not a statement issue

bygp
5


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