Category "java"

usb4Java USB error 3: Unable to open USB device: Access denied (insufficient permissions)

I'm using Windows 10 and Java through Eclipse. I'm pretty new to programming and have been working on a project that requires reading in data from a USB Device.

get id of node in firebase by item in recyclerView

i want to access on this point by clicking on element inside cardView i only can reach to the point before it by using this line reference = FirebaseDatabase.

Datadog wrong displaying of http.server.requests.count metric

In my project we use spring-boot2 with actuator and datadog metrics - package io.micrometer:micrometer-registry-datadog. Metrics are sent to datadog by http API

Android Studio: An exception has occurred in the compiler (1.8.0_152-release)

While running app, unable to complete compilation. Keep throwing error. I am using dagger2 library for annotation. Error:15:04:36.466 [ERROR] [system.err

Login and getting session id of the logged using Https connection in java

I am trying to login to a website using the https requests and then capture the session id. I need this session id inorder to delete some tags in the web applic

how to convert Calendar type to String?

i tried to convert calendar type to String for display the date in my jsp page here is my servlet code where i convert string to calendar type private Evaluat

How to make palindrome program using recursion ignore special characters in all places of the string in java?

I am having a slight logic error with my palindrome program in that when I insert special characters in the front or end of the string I get an indication that

GlassFish Server HTTP Status 404 - Not Found

Product Version = NetBeans IDE 8.1 GlassFish Server Open Source Edition 4.1 I have a very simple web application created with Netbeans 7.0.1 which includes onl

Getting Mapped column names in knowledge module

I need to get the the specified mapped column names only, I tried using <%=odiRef.getColList("", "[CX_COL_NAME]",",", "","")%> and <%=odiRef.getColList

Spring Boot Actuator endpoints unreachable in a SOAP web service

I've created a SOAP web service using Spring Boot, based on this tuto : https://spring.io/guides/gs/producing-web-service/#scratch. The web service works great

Custom property keywords in JSON Schema using Jackson annotations

I would like to create custom property keywords that would be preset in the JSON schema generated using Jackson. This would be something similar to what JsonPro

Eclipse 4.23.0 Connection refused to host: localhost; nested exception is: java.net.ConnectException: Connection refused: connect

I'm working through the proxy pattern section in Head First Design Patterns 2nd edition, by Freeman and Robson. I'm running Windows 10 and I've determined that

Why Spark Submit causes NoSuchMethodError when I run a uber jar made though maven shade plugin?

I have a Apache Beam project which works fine if I directly run it. But if i try to create a jar using maven clean:package it creates a uber jar using maven sha

Caused by: java.lang.ClassNotFoundException: org.springframework.boot.context.properties.ConfigurationBeanFactoryMetadata

How to fix this error? Here is it: Caused by: java.lang.ClassNotFoundException: org.springframework.boot.context.properties.ConfigurationBeanFactoryMetadata A

From snake_case to camelCase in Java

Can anyone tell me how to convert a string in snake_case as: camel_case to a string in camelCase as: camelCase in Java? Thank you in advance.

@ConfigurationProperties on fields

When defining properties with @ConfigurationProperties, can I define the prefix of a specific field instead of the whole class? For example, let's say we have

Why is future.get() always timing out for Volley RequestFuture?

I am trying to make a synchronous Volley networking request. I am using request futures to wait on a response, but the future.get() call always times out (no ma

Automatically trim trailing white space for properties in properties file

Spring doesn't trim the values given in properties file. As per the discussion here, it looks like they have kept in intentionally. However, in our project, we

OutputStreamWriter.append not appending text to a text file Android Programming

File file; FileOutputStream fileOutputStream; final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); mainIntent.addCategory(Intent.CAT

Printing Unicode Characters in Java - PrintWriter

I am developing a card game in Java and I am currently using a command line to interact and display outputs of the game. I have been representing each card suit