Most voted "eclipse" questions
Eclipse is an open source IDE (integrated development environment) with plugins available to support a wide variety of languages. This tag should be used only for questions about the Eclipse IDE and not for generalized programming topics. It may be necessary to use additional tag to indicate the specific extension for the language that is using Eclipse in addition to the subject tag.
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answers44
viewsI need help on the IF command, it doesn’t work I don’t know why, it closes the program when I write FRONT is to be a writing game
package reading; java.util.Random import; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); String nome; Random rand = new…
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answers36
viewsC++ Member declaration not found
I started in the language c++ a short time and I am doubtful in methods specializations, I have two header files, arrangement and student, I want to use 2 methods of arrangement in student, but when…
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answer60
viewsI command Git to clone repository but it only clones the ". git" and ". gitignore" folders
I do the command to clone the code that’s in Github but Git only clones the ". git" and ". gitignore folder". Here is my repository: The project: (If I’m putting up too many pictures, excuse me...…
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answer42
viewsHow can I reconnect to the database by putting variables on standalone instead of in Java code
I need to include the variables urlLot, user and pass in the standalone so you don’t have to change the code and recompile every time I switch environments. Unfortunately I can’t think of any way to…
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answer212
viewsPublication Error in Spring
I’m having trouble with this new version of Spring Sts. Version: 3.6.1.RELEASE Build Id: 201408250818 Platform: Eclipse Luna (4.4) I’m using Linux operating system(Ubuntu) Ttinha my projects working…
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answer511
viewsEclipse ADT does not work
[2015-05-23 11:29:54 - Jokenpo] /home/gabriel/Área de Trabalho/Jokenpo/res/values/styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name…
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answer986
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viewsHow to call the same task more than 1 time
I have the following task: Timer tempovolta1 = new Timer(); TimerTask tarefavolta1 = new TimerTask() { @Override public void run() { jButton1.setBackground(Color.BLUE); } }; I want to call her…
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answer84
viewsError while using android in eclipse
I’m starting to learn to program with android and right away I came across this mistake, what to do? Displays this error in the console: [2016-03-25 18:09:34 - TransicaoEntreTelas] Found 2 versions…
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answer104
viewsAdd scroll in window
I created a window that was Width 360 x Height 800. Only 800 height can not be seen on the monitor. How do I add a scroll in the window?
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answer130
viewsCompile a webservice
I created a Webservice in eclipse using java, but as I compile this Webservice and put to work without the need to install Eclipse? Note: I used Tomcat as a server
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answers2088
viewsWhere to change the name of the project?
I have a project with the following link http://localhost:8080/Reliability/Home.xhtml . It turns out that the real name should be http://localhost:8080/Previoussales/Home.xhtml where I could change…
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answers197
viewsIs there a way to collapse all the blocks of code into an eclipse?
I have giant files with many blocks of code, currently know that when pressing +- expands or collapses the current block, someone knows how to expand or collapse all at once in Eclipse?
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answer257
viewsUnhandled Event loop Exception
I went to upgrade my eclipse and I’m using the Oxygen version. When I start or when I will check if there are package updates this message appears below and my tollbar does not appear. does anyone…
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answer276
viewsMigrate Tomcat server to Wildfly in eclipse
I am trying to migrate a project (Java, Hibernate, JSF, Springsecurity, CDI, Mysql) that currently runs on TOMCAT to WILDFLY. I have already set up "standalone" with the connection and Wildfly alone…
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answer399
viewsDoubt about the eclipse [Workspaces Master]
Hello, I would like to know why my eclipse treats a project like [Workspaces Master] And why classes get a question mark. (This project was imported).…
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answer79
viewsSave console output from an excel to a txt file
My code reads an excel spreadsheet and returns me a list of Ids, but when I try to save the output that appears on the console in a txt file returns me null. Does anyone know why? while ((output =…
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answer290
viewsError installing eclipse: Exit Code: 13
Hello! I am trying to install the eclipse in Ubuntu XFCE 18.04, with openjdk8 installed and the path configured in "/etc/profile": But still giving Exit code 13: I don’t remember very well if in the…
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answer451
viewsConfigure external Tomcat server
I would like to set up an external server in Tomcat, I am only able to create a localhost server, but I have a machine that I created as a server and I would like to use it to put my applications…
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answer209
viewsHow to manipulate Database directly in Eclipse IDE?
It is possible, perhaps with some plugin, to manipulate (manage) Postgreesql databases with Eclipse IDE? I checked the Dbviwer, but has no option to create table directly from inside the Eclipse.…
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answer88
viewsLoad java file
I need to upload a file . xlsx that is in a directory to my tool. What API or implementation can I use to upload?
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answer394
viewsEclipse pattern view with black background
I am using Ubuntu 19.04 with the gnome interface, I am also using the flat remix theme and decided to install the eclipse (latest version) and when I open it, I come across the following problem: I…
eclipseasked 5 years, 7 months ago Matheus Henrique 43 -
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answer36
viewsCommand "find" eclipse
Whenever I open a window, every editor is "overshadowed" making it difficult to read, someone has already gone through it and can help me?…
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answer27
viewsError after using Flyway in project
As I said on this topic Project flyway and jpa-Ibernate getting confused, includes in our project the Flyway, After correctly running Flyway and the project create the tables, insert, change and…
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answer95
viewsJava in Eclipse: displaying many warnings
I’m starting to study Java using the Eclipse IDE, which has helped me a lot at this beginning in creating classes and screens. Would you like to know if it is normal for it to be displaying many…
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answer214
viewsEclipse adds tag to code when trying to resolve conflicts
Guys, the following situation serves only to exemplify what happens when I try to resolve a conflict over the Eclipse. I know how to resolve a conflict, the problem is that after solving it these…
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answer52
viewsI can’t reuse child class method
I created a class ContaCorrente as a daughter of a class Conta. In class Conta have a method saca: public boolean saca (double valor) { if (saldo >= valor) { this.saldo -= valor;…
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answer39
viewsI can’t access the player’s Boolean, how do I proceed?
the code import java.awt.Canvas; import java.awt.Color; import java.awt.Dimension; import java.awt.Graphics; import java.awt.event.KeyEvent; import java.awt.event.KeyListener; import…
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answer69
viewsException error when running my code in Java
The following error appears when I choose the first three options I created in my code: Exception in thread "main" java.util.Unknownformatconversionexception: Conversion = '2' at…
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answer33
viewsError setting up profile in Websphere via Eclipse
When trying to configure Websphere in Eclipse does not appear the folder where the created profiles are located (img screen-1) to select the profiles, when trying to configure via "Run Profile…
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answer19
viewsArraylist of another class does not print elements
I have a main class and another class, basically I have to read a CSV file in which the first line will have the materials of a student (matematica, portugues etc). The number of materials is N can…
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answers361
viewsMaven POM.xml file starting with Eclipse error
Hello, I’m new to the Java world and have been facing several problems to create a Maven project with the eclipse. Below I’ll put the bug, followed by my Maven file and the description of the…
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answers18
viewsError HTTP 404 - The requested Resource is not available How to resolve?
Hello, guys, sorry to bother you, but I’ve searched a lot about this problem in forums and videos, including in English, but I couldn’t solve it. I followed the steps of this tutorial:…
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answers17
viewsUnknown class file Constant tag <18> in Constant pool
I am running a. java file (in Eclipse) that loads some .class. When I tried, this error occurred: Exception while reading file:…
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answer64
viewsFile. jar command console - client server program
I have developed a client server program, in which I have two Mains: one to run the server other to run several customers To extract the file . jar from ecplise I export runnable Jar File. I can run…
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answer196
viewsWindows shortcut in conflict with Eclipse
I’m using the Eclipse. When trying to format the code with the shortcut Ctrl+Shift+F, instead of indenting Java code, it opens the Windows remote access screen, as you can see in the figure below:…
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answer484
viewsHow to enter data (registration) in Sqlite?
Hello, my Sqlite connection is as follows: Connection connection = null; try { // create a database connection connection = DriverManager.getConnection("jdbc:sqlite:database.db"); Statement…
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answer32
viewsjava.lang.reflect.Invocationtargetexception in Javafx
I’m having a problem when loading a file with the Fxmlloader method, as in the image below. I don’t have this problem when I do a screen without using an FXML file, someone knows why of the error?…
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answer61
viewsproblem when renaming a project in eclipse
before formatting my computer, I renamed a project in eclipse and the folder in Workspace changed its name at the time it renamed next to the project, now I rename the project name only the project…
eclipseasked 4 years, 1 month ago Mayrinck Bernardo 3 -
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answer140
viewsI can’t seem to instantiate an object
I’m unable to instantiate an object from the Student class Pupil Class public class Aluno extends Pessoa { private int matricula; public Aluno(int id, String nome, String endereco, String telefone,…
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answer232
viewsError while trying to connect Mysql database to eclipse using JDBC
I’ve tried some solutions, I’ve reinstalled Mysql and Workbench, but it doesn’t seem to accept my password. It just keeps giving the same error. Note: I did not change the user name in the database,…
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answers28
viewsError importing package and running code in eclipse JAVA IDE
Hello I’m new in java and I have a problem, I’m trying to run a java code I saw on internet recognition and sound pattern but there is a problem when I replicate it in IDE import everything and do…
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answer57
viewsWhy is the image I painted on the canvas disappearing?
package Principal; import java.awt.Canvas; import java.awt.Color; import java.awt.Graphics; public class Desenho { public static void main(String[]…
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answer178
viewsHow many classes can we have in one package?
How many classes can we have in a single package?…
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answer63
viewsNew machine and eclipse installation, Maven and all java project
I installed the eclipse. Java Maven I downloaded the project when I go on the option Maven clean, gives the error: [INFO] Scanning for projects... Downloading:…
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answer58
viewsmy Boolean does not respond , what should I do?
my code is public class Game extends Canvas implements Runnable,KeyListener{ private static final long serialVersionUID = 1L; public static JFrame frame; private Thread thread; private boolean…
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answer51
viewsJava class with float and int
I am developing an MVC project with Java for web using eclipse. In the table database product is like this create table Produto ( Idproduto int identity primary key, Nome varchar(40), Preco…
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answers21
viewsTimezonedump class prioritized in the runlist . Is it an ECLIPSE IDE bug?
When executing the class testaListagem in the ellipse Version: 2021-06 (4.20.0). Although there are no syntax or logic errors and follow the correct procedures, drivers etc. The following error was…
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answer317
viewsHow do I place the for every 1 second?
I managed to put the effect of clicking on the button but still put a click every second because it is going too fast package gênius; import java.applet.Applet; import java.applet.AudioClip; import…