I am using java.util.logging for logging (I don’t want to use log4j or anything else). This is my complete private logging.properties: This is the code in my program: Since this gives each log message on 2 lines, I tried this How do I get java logging output to appear on a single line? Copied the LogFor…
Tag: java
Ignoring property when deserializing
I have a simple interface with getter and setter for a property. I have another class UserAccount which implements this interface. My problem is that I want to serialize the money property but ignore while deserializing it i.e., dont accept any values from the user for this property. I have tried @JsonIgnore …
HashMap value auto increment
when I was coding, one question occurred to me, which is if the value part(Integer) in the HashMap is able to auto-increment in the following scenario? Answer Consider using an AtomicInteger: Also consider using a for loop to simplify the code.
how to zip a folder itself using java
Suppose I have the following directory structure. Inside january there are suppose two excel files say A.xls and B.xls. There are many places where it has been written about how to zip files using java.util.zip. But I want to zip the january folder itself inside reports folder so that both january and january…
Eclipse Juno WindowBuilder Palette is Empty
I’m using Eclipse 4.2 (Juno) for Java EE and just installed WindowBuilder plug-n. At this time I’m building Java SE Application with Swing components. The Palette is completely empty (no widgets). Is it a sign of incomplete installation or have I (hopefully) missed something obvious? I was able to…
JSONObject ClassNotFoundException
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 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…