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How to see if an object is an array without using reflection?
How can I see in Java if an Object is an array without using reflection?
And how can I iterate through all items without using reflection?
...
Keyboard shortcut to change font size in Eclipse?
...worked for me on some files but not on the ones I cared about: .scala and .java files. The problem turned out to be that eclipse-fonts appears to affect only the "Text Font" setting rather than being aware of the font setting used in the current window. If you have changed the "Java Editor Text Fo...
Regex doesn't work in String.matches()
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Welcome to Java's misnamed .matches() method... It tries and matches ALL the input. Unfortunately, other languages have followed suit :(
If you want to see if the regex matches an input text, use a Pattern, a Matcher and the .find() me...
How to print color in console using System.out.println?
...
Here are a list of colors in a Java class with public static fields
Usage
System.out.println(ConsoleColors.RED + "RED COLORED" +
ConsoleColors.RESET + " NORMAL");
Note
Don't forget to use the RESET after printing as the effect will remain if it's not...
Embedded MongoDB when running integration tests
...bution.Version;
import de.flapdoodle.embed.process.runtime.Network;
import java.util.Date;
import org.junit.After;
import static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Test;
public class EmbeddedMongoTest
{
private static final String DATABASE_NAME = "embedded";
priv...
Can you organize imports for an entire project in eclipse with a keystroke?
...e nice to just do a keystroke and have eclipse organize all imports in all java classes instead of just the one you are looking at? Is this possible? Is there a keystroke for it?
...
List vs List
...variance and sub- and supertypes (that is, polymorphism) in general and to Java in particular. This may be well understood by the OP, but just in case, here it goes:
Covariance
If you have a class Automobile, then Car and Truck are their subtypes. Any Car can be assigned to a variable of type Auto...
Difference between Static and final?
I'm always confused between static and final keywords in java .
11 Answers
11
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Can't compile project when I'm using Lombok under IntelliJ IDEA
...load
Download the JAR file into the project lib directory (e.g., $HOME/dev/java/project/libs).
Start the IDE.
Click File ???? Settings.
Expand Build, Execution, Deployment ???? Compiler ???? Annotation Processors.
Ensure Enable annotation processing is checked.
Ensure Store generates sources relativ...
How to run JUnit tests with Gradle?
...ur test source set the same way:
sourceSets {
...
test {
java {
srcDirs = ["test/model"] // Note @Peter's comment below
}
}
}
Then invoke the tests as:
./gradlew test
EDIT: If you are using JUnit 5 instead, there are more steps to complete, you should ...