Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [java]

libraries for Java and Java development tools

0
votes
0answers
3 views

How to start making a video playing app

I am new to android, and i am thinking to build an app which plays videos from a particular youtube Channel(I want to play youtube videos in my app rather than using Youtube app).So how should i start ...
-1
votes
0answers
2 views

Android Studio Master-Slaves Chat App Development

I'm working on a chat app using Firebase. As I examined in internet in many websites, I see many examples like chatting any users in a list. Like a friendship app. But I want to build an app which ...
0
votes
0answers
5 views

What Programming Language to use in creating Leaf Disease Recognition application for android? [on hold]

What could be the most ideal programming language in creating a Leaf Disease Recognition application for android? Is it Java or Matlab? I'm new to this so I dont really have any idea how to start.
0
votes
2answers
59 views

Java library to create PDF file

I am looking for a free library to create and export PDF files. I will receive StringBuilder like that: value;timestamp 8627;1514674800000; 8627;1514761200000; and I need to generate and export to ...
12
votes
7answers
13k views

Free or nearly free PDF library for Java

The title1 says it (nearly) all. To be more specific, I require PDF generation with basic formatting (tables and images) usability in closed source commercial project being free (as in beer) or ...
-1
votes
0answers
12 views

Help with Heroku [on hold]

I am completely new to Heroku so sorry for the long question :( I am making a small project with a database, a server and a client. The client sends a request to the server who makes a query to the ...
0
votes
0answers
2 views

Converting raw IMU data to roll-pitch-yaw

I have 6 IMUs sending me gyro (x, y ,z) and accelerometer (x, y ,z) data in an SD card in .csv format. What I'm supposed to do is convert this raw data into quaternion or Euler's angle using Kalman/...
-1
votes
0answers
4 views

How to specify a Java package in CMake + SWIG? [on hold]

I want to convert some C++ code into Java code by using CMake + SWIG. But I don't find a CMake command to specify the package name when SWIG generates Java code. It's difficult for next work to ...
-1
votes
0answers
3 views

DJI - how to implement virtual sticks [on hold]

I am currently starting out learning how to programme with the dji mobile sdk, but I can't seem to find the relevant resources /examples of how to implement the virtual sticks api. For example how ...
0
votes
0answers
3 views

Android Equivalent of AJAX Db call [on hold]

I've recently started learning android and I'm stuck. Basically I'm asking for an android equivalent of an AJAX call to get fast response from the Db Server. It took me a couple of days to figure this ...
0
votes
0answers
2 views

User-specific calendar that can be updated

I'm trying to create an app whereby a user will have a calendar tailored to them containing all their important dates. There needs to be a way for a non tech-savvy person to update a users calendar ...
0
votes
0answers
5 views

Android app for writing codes

I have been searching for an app I can use for writing codes on the Android platform but somehow I have not been able to achieve that, is there an application that can solve my problem?
0
votes
0answers
7 views

Help with building chatbot

I'm looking to build a chatbot that can interact with JavaScript elements on the page it's hosted on. More specifically, I'm wanting a list on the HTML page to be crossed off one by one when the ...
2
votes
1answer
16 views

Non-Node/NPM Modern Front-End Web Framework

Looking for a modern front-end web framework that is either JS- or Java/JVM-based (like GWT which does cross-compiling, etc.) but that has no Node/NPM dependencies. Meaning I should be able to develop ...
-1
votes
0answers
3 views

knowrob_common cannot locate [ease_ontology]

I try to install and follow the instruction then I got stuck which I typed rosdep install --ignore-src --from-paths and the error shown: knowrob_common: Cannot locate rosdep definition for [...
0
votes
0answers
4 views

Java JAR Plugin for Open EMR [on hold]

Does Open EMR has any JAR file which I can connect to my existing JAVA Code?
-1
votes
0answers
8 views

i am trying to access these code error wiil thrown [on hold]

The origin server did not find a current representation for the target resource or is not willing to disclose that one exists. //my code is package com.app.config; import org.springframework.beans....
-2
votes
0answers
10 views

Java Programming

I am a beginner in Java programming. I installed Jedit a while ago, then Jedit asked me to install java application so I did that. When I tried compiling my first code it told me I had PATH issues so ...
-2
votes
0answers
5 views

best way to learn web-development [on hold]

i completed my B.E. in computer science now i want to start learning web development using java as a backend how i can learn it and which software is best for it.
-3
votes
0answers
7 views

Java support for browser [on hold]

I have latest version of java enabled and I can check it from my command line: java version "1.8.0_211" Java(TM) SE Runtime Environment (build 1.8.0_211-b12) Java HotSpot(TM) 64-Bit Server VM (...
-1
votes
0answers
12 views

what are the java libraries to build ARIMAX forecast model

Is there any java libraries to build ARIMAX forecast model for time series?. Please help me to find out. Thanks.
0
votes
0answers
2 views

Is there a java weakhashmap which allows GC when the value is otherwise unreferenced

I have found a class called WeakHashMap in Scala which looks to simply wrap the corresponding Java class. This weak hash table allows entries to be removed from he table (and eventually GCed) when the ...
1
vote
0answers
9 views

Is there a cross language logger

I want to able to run a single logger and post to it from different languages. Is there a single logger out there that will work with java python and r?
-1
votes
0answers
7 views

Any ideas on how to make Directory Searcher? [closed]

Recently I have to make a bunch of directories where some information I need is scattered around. I was thinking about making a program that is able to search multiple directories for a specific ...
-1
votes
0answers
3 views

Which message broker can be used for handling and processing huge data on live?

I need to write almost 200000 requests/objects per day( yet to decide which format) to a broker and then insert it into a database ( yet to decide RDMS or NoSQL ) based on a logic( process each ...
-2
votes
0answers
4 views

Live tracking on map in Java [closed]

I have some code to get vehicles live locations. How can I implements this to Google maps or openstreetmap using Java environment (intellij idea)
2
votes
1answer
753 views

Open-Source MQTT Broker in Java

I need a MQTT broker which has HTML5 websocket support and customizable (db-related) authentication and authorization support. I've found Moquette and Apache ActiveMQ. Moquette has only one ...
-2
votes
0answers
9 views

why Java jdk download link directs to sign in page [closed]

I want to download a java jdk , but on oracle site it keeps directing me to a login page , why is this?
-1
votes
0answers
5 views

Make clicker game with Android Studio [closed]

Im java developer and i want to do clicker game using java. I can do clicker game using android studio? or its required use unity/unreal? Thanks!
-1
votes
0answers
4 views

Java installation in Ubuntu Operating System [closed]

i install Virtual Box and use Ubuntu OS. i want to know can I install java inside the Ubuntu OS and use it?
0
votes
0answers
9 views

Open source reporting library for Java

I'm looking for a good reporting tool for Java which is easy to implement to my Java desktop program for generating reports. It may or may not be like Crystal Reports but hopefully it is. Looking for ...
0
votes
0answers
8 views

Automation reporting tool for parallel test runs

I am looking for a reporting tool that I can use to provide an outline for parallel tests that I am running using maven, junit, cucumber. Preferably if this could be as simple as a dependency/plugin ...
-1
votes
0answers
5 views

JUnit roll back on updating test [closed]

Would you tell me how to test in JUnit. some data are updated by methods. After doing test, it needs to restore. How should I code?
0
votes
1answer
26 views

K-means library for android

I'm looking for android library to cluster location points in groups. I want to do it locally on android without internet and group in a way where distance between mean and every point in cluster aren'...
2
votes
1answer
44 views

Parser for MIB files in Java

I'm working on an SNMP Manager in Java. I have multiple MIB files that I want to parse as objects, so I can use their data within my code. In order to do that, I need a good MIB file parser that can ...
8
votes
1answer
640 views

Javascript library for flowcharting

I have a requirement for modelling flowchart like (workflows) diagrams in the Web application. Request suggestions for an open-source javascript library for the same. Features I am looking include ...
0
votes
1answer
19 views

Need a bot that should be able to create, write read files and make and execute calls over the network

I need a tool/language/course/series which will help me develop a chat bot which will be able to perform various tasks such as read write create files. The bot should be able to make various rest ...
-2
votes
0answers
3 views

Invalid argument issue while Executing FFMPEG command from java [closed]

I am using FFMPEG to get the duration of a video, the command being used by me is ffmpeg -i file.mp4 2>&1|grep "Duration" while executing above command directly in terminal it returns the ...
0
votes
0answers
16 views

Suggestions for a tool to measure TCP performance of a server

I have several servers that host a java application. Now I have a requirement to measure the TCP connection performance of these servers. The perf tool have functionalities for TCP profiling but that ...
0
votes
0answers
3 views

service management technologies

I'm looking for some platform that will manage a clustering of java application, start and stop them according to the load and manage the configuration - like Kubernetes.. open source / free licensed ...
-2
votes
1answer
16 views

How to limit login access and create ban after 4 attempts to web application based on user's IP address? [closed]

i have created the js file for this purpose but i cannot find a way to limit the access after 3 failed attempts based on user's ip address. can someone please suggest me a way to do that? i do not ...
0
votes
0answers
7 views

Account Management Tool in Android Studio

How to manage the account of each user in an Android app, in equivalent, their main page is a page that contains their own informations- not the things that shared common property like simply ...
-1
votes
0answers
4 views

Speech Recognizer not working on Huawei phones

I use SpeechRecognizer in my app, all phones models works fine except Huawei. My code: mSpeechRecognizer = SpeechRecognizer.createSpeechRecognizer(getContext()); mSpeechRecognizer....
0
votes
0answers
7 views

Pdf to pure (serializable) jpanel

For a program of mine I need to convert PDF documents to serializable JPanels, any libary's that can do the job?
-2
votes
0answers
10 views

Differences between // and /* comments

Are there any differences between these ways to comment code in Java? I know that // are used for end-line comments and /* */ are used for commenting multiple lines of code. But it's only this? It's ...
0
votes
0answers
4 views

Statically Access C++ functions from java

I'm developing a tool in order to test both, Java native code and C++ implementation before actual run. In order to inspect java's *.class I've used bcel Library and so discover all classes containing ...
7
votes
1answer
377 views

Sparse matrix library for Java

I am looking for a sparse matrix library in Java that can do multiplications on sparse integer matrices, where the matrices represent the adjacency relations of a graph. The requirement is roughly the ...
-1
votes
0answers
4 views

Should i use JMV(framework like spring) or nodejs to build CURD(REST API) with Oracle Database? What is the advantage of one over other?

I am trying to decide if its a good idea to use nodejs for building REST API with Oracle Database? What are the advantages/disadvantages of it over using JVM(framework like Spring).
0
votes
0answers
5 views

Spring Boot: Is there a Symfony like request debug view / profiler?

I'm asking myself - coming from a PHP/Symfony background and currently diving into Spring - if there is something similar to Symfony's request profiler in the area of Java-based Spring framework. In ...
1
vote
0answers
6 views

Entity auditing/versioning library for Java

I have to add auditing to my Spring Boot application. I looked at Javers and Envers, but both seem to store the entire snapshot instead of just the changes made. I am concerned that saving snapshots ...