I am working in IntelliJ and using Maven. I have a class that uses JSONObject: Maven dependency in the pom.xml file: I can do a mvn clean package and builds successfully. But when I try to run it, I get: Error: java.lang.ClassNotFoundException: org.json.JSONObject Is there anything else I’m missing here…
How to check if a PDF is Password Protected or not
I am trying to use iText’s PdfReader to check if a given PDF file is password protected or not, but am getting this exception: Exception in thread “Main Thread” java.lang.NoClassDefFoundError:org/bouncycastle/asn1/ASN1OctetString But when testing the same code against a non-password protecte…
how to handle spaces in url android
i have an error while i tried to run some spaces in url android, this is the code : as you see.. i have the command for take login validation in strUrlLoginFullpath = strUrlMain+”exl?u=”+strUser+”&p=”+strPass+”&t=1″; but there’s condition that strUser sometime…
How to get ResourceBundle files out of classpath?
I am using a ResourceBundle for different languages (en, de, fr, …) and the Keys are listed in a .properties file. It works great, but only using the classpath in the function getBundle(). Now, if …
How to set delay in android?
I want to set a delay between the command between changing background. I tried using a thread timer and tried using run and catch. But it isn’t working. I tried this But it is only getting changed to black. Answer Try this code:
unknown database in jdbc
I am using JDBC and new to it. but I keep getting this runtime exception: Here is the gave code how do I get this code to work? I am only a beginner with JDBC…. for the above code; PASS = “passowrd”, USER = “root” I had a problem with port which it was fixed through this site tha…
java Extracting Zip file
I’m looking for a way to extract Zip file. So far I have tried java.util.zip and org.apache.commons.compress, but both gave a corrupted output. Basically, the input is a ZIP file contain one single .doc file. java.util.zip: Output corrupted. org.apache.commons.compress: Output blank file, but with 2 mb …
Where is Java Installed on Mac OS X?
I just downloaded Java 7u17 on Mac OS 10.7.5 from here and then successfully installed it. In order to do some JNI programming, I need to know where Java installed on my Mac. I thought that inside the /Library/Java/JavaVirtualMachines/ folder, there would be a folder called 1.7.0.jdk or something, but then I …
How to improve image rotation quality in Graphics2D?
Currently I am using this code (which I found here) to rotate images in Java. The code works well, but I am not satisfied with the quality of the rotated image. How can I improve it? Do it need a separate library that? Answer You should set RenderingHints.KEY_INTERPOLATION and RenderingHints.KEY_RENDERING as …
Print the type name of object held by variable
In Java, is it possible to print the type of value held by variable? One approach to this problem would be to use an if-statement for each variable type, but that would seem redundant, so I’m wondering if there’s a better way to do this: Answer I am assuming that in case of Animal myPet = new Cat(…