If you’re a professional Java developer, you probably use IntelliJ IDEA as your IDE and Lombok as the framework that handles the Java boilerplate. What you probably didn’t know is that not only do these 2 technologies work well on their own, but when combined, they’re even more effici...
If we're writing an application that we want to be runnable down to a certain version of Java, we need to compile the code for that version. We can do that in one of three ways: using an older JDK to compile our code; using the-bootclasspath,-source, and-targetoptions of thejavac...
To handle these exceptions, we usetry-catchblocks to stop JVM from crashing the code. See the solution: packagedelftstack;importjava.io.FileInputStream;importjava.io.IOException;publicclassExample{publicstaticvoidmain(String[]args)throwsException{try{FileInputStream File_Input_Stream=newFileInputStream...
importjava.util.concurrent.TimeUnit;publicclassTest{publicstaticvoidmain(String[]args){while(true){newThread(()->{try{TimeUnit.HOURS.sleep(1);}catch(InterruptedExceptione){e.printStackTrace();}}).start();}}} In the above code, we are continuously creating threads using an infinite loop an...
STEP-2 Install the Java SE Development Kit 8- Now, we are going to install it. 1. Go to the location on your computer where you have downloaded the installation package. 2.Double clickon “jdk-8u251-windows-x64” to run the installer. ...
That's all abouthow to fix java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory error in Java. The java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory error typically occurs when the required Apache Commons Logging library is not available in the class...
How to fix this error? Solution To fix this error, you have a few options: 1. Use Reflection with --add-opens Flag (Temporary Solution) You can use the--add-opensflag when running your Java application to temporarily open the package containing the inaccessible class. This flag is used ...
Native memory leaks: associated with any continuously growing memory utilization that is outside the Java heap, such as allocations made by JNI code, drivers or even JVM allocations. In this memory management tutorial, I’ll focus on Java heaps leaks and outline an approach to detect such leaks...
How to handle java.lang.NumberFormatException ? Use try-catch block surrounding the code that could cause NumberFormatException. Refer to the below program: NumberFormatExceptionHandlingExample.java </> Copy /** * @author tutorialkart.com
Java installation errors have variable messages, but they all mean Java failed to install. Some reported error messages say, “Unable to install Java” or “Java install did not complete.” This is how you can fix Java installation errors on your Windows 10 or 11 PC. ...