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How to export a Spring Boot project to an executable standalone file?

Java	https://codedump.io/share/QMGE9CpZmHcn

I have created a project in Spring Tool Suite with Spring Boot and Gradle, and I really don't know how to export to make it work. I don't know much a...

3 years ago

How do I inject a logger into a field in the sample spring boot application?

Java	https://codedump.io/share/nJJYVE9keNvc

What I want is to make spring autowire a logger. So, in other words, I want to have this working: import javax.servlet.http.HttpServletResponse; imp...

3 years ago

Java: Getting a unique hash value of an object

Java	https://codedump.io/share/xnnPj4Jt5DXR

I am trying to get a unique hash value for a Java object, such as the following are true: If A == B then A.HashValue() == B.Hash.HashValue() If A !=...

3 years ago

java.lang.NumberFormatException: Invalid int: "" : Error

Java	https://codedump.io/share/UHIXSOZ90FM

I am doing some calculation but unable to parse a string into int or even in float.I searched for solution and i read it somewhere there must be a emp...

3 years ago

Is there a performance difference between a for loop and a for-each loop?

Java	https://codedump.io/share/U5wH4sa5O1ED

What, if any, is the performance difference between the following two loops? for(Object o: objectArrayList){ o.DoSomthing(); } and for(int i=...

3 years ago

java library to find the mime type from file content

Java	https://codedump.io/share/xFx9LZGfkwV6

I am searching for a java library which tells you the mime type by looking at the file content(byte array). I found this project using jmimemagic and ...

3 years ago

Cannot load parameters in Struts 2 action

Java	https://codedump.io/share/eSr4djiuwwXg

In reference to Struts 2 and business objects and the code stated there: I cannot load the rp.randomCode as it gives it null. I have getters/setters...

3 years ago

Spring Security 3.2.7: How to access user details by Thymeleaf

Java	https://codedump.io/share/0vQVY30LVHsH

I'm using: Spring Security version 3.2.7 Spring version 4.0.0 Thymeleaf version 2.1.2 I want to access user details from the xhtml page like: f...

3 years ago

Update query for java servlet +mysql database

Java	https://codedump.io/share/bVqQbboXoSC0

I'm trying to run update query on table doctors. The primary key of the table is defined as a composite primary key (deptid, docid). What I'm trying t...

3 years ago

Java 8 - Best way to transform a list: map or foreach?

Java	https://codedump.io/share/QrmrKSOw6BY5

I have a first list : myListToParse where i want to filter the elements and apply a method on each elements and add the result in another list : myFin...

3 years ago

Different methods to open a website

Java	https://codedump.io/share/bLANtnfanX2l

I want to implement a button in my app which leads to a website. I found these two easy ways to solve it and I wonder if there is actually a functiona...

3 years ago

Regex to match a consecutive occurrence of two backslashes?

Java	https://codedump.io/share/mzi3Kwp66hlh

I have to replace all occurrences of '\''\' with '\' in a String. I know regex "\\\\" means \ but how do I write a regex for replaceAll() to match '\'...

3 years ago

HTTP Status 405 - Request method 'POST' not supported Spring Security Java Config

Java	https://codedump.io/share/J3CdWYNivbzn

Hello I am facing the 'HTTP Status 405 - Request method 'POST' not supported' exception when trying to do login using spring security. Following is m...

3 years ago

Passing parameters in URL without query string in Struts 2

Java	https://codedump.io/share/vqwN8wc4OdHn

I Like to use URLs like host/ActionName/123/abc/, instead of passing query string like host/ActionName?parm1=123&parm2=abc. How can I do that in...

3 years ago

how to check if number is octal and contains up to 6 digits in java

Java	https://codedump.io/share/qquwttsKwYXZ

How to check if number is octal and contains up to 6 digits in java? I was told this.. can anyone explain this piece by piece? ^0[1-7][0-7]*$ ...

3 years ago

How to check if a service is already running or not in android?

Java	https://codedump.io/share/7O8n8ivudvJK

In my project I am starting a service when a button is clicked. But I don't want to start that service again when that button is clicked unless the pr...

3 years ago

Java Spring will not talk to Consul when run as a Docker container

Java	https://codedump.io/share/nDcOSr4ZwIoO

I am trying to solve what I believe is a common use case for running micro services. In this case I am testing consul with a spring cloud application...

3 years ago

How to use Java 8 streams to find all values preceding a larger value?

Java	https://codedump.io/share/8Wb8BSezVSc

Use Case Through some coding Katas posted at work, I stumbled on this problem that I'm not sure how to solve. Using Java 8 Streams, given a list ...

3 years ago

Complex if/else logic in java with multiple variables

Java	https://codedump.io/share/1xI7WaU09tcM

There can be two types of groups- private and public. Each group can have members in it. I have three parameters id, includePrivate, includePublic to ...

3 years ago

How to unit test side effecting logic

Java	https://codedump.io/share/2YwvY4Dsm1b

I have a following code public class Component extend Framework { private Integer someInt; private String someString; public Integer getS...

3 years ago

How to export a Spring Boot project to an executable standalone file?

How do I inject a logger into a field in the sample spring boot application?

Java: Getting a unique hash value of an object

java.lang.NumberFormatException: Invalid int: "" : Error

Is there a performance difference between a for loop and a for-each loop?

java library to find the mime type from file content

Cannot load parameters in Struts 2 action

Spring Security 3.2.7: How to access user details by Thymeleaf

Update query for java servlet +mysql database

Java 8 - Best way to transform a list: map or foreach?

Different methods to open a website

Regex to match a consecutive occurrence of two backslashes?

HTTP Status 405 - Request method 'POST' not supported Spring Security Java Config

Passing parameters in URL without query string in Struts 2

how to check if number is octal and contains up to 6 digits in java

How to check if a service is already running or not in android?

Java Spring will not talk to Consul when run as a Docker container

How to use Java 8 streams to find all values preceding a larger value?

Complex if/else logic in java with multiple variables

How to unit test side effecting logic

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