Core java

Learn about how to fix class names are only accepted if annotation processing is explicitly requested in java.

Learn about how to fix Initial heap size set to a larger value than the maximum heap size in java.

Learn about how to get day name of week from date in java

Learn about how to fix java.util.InputMismatchException.

Learn about how to resolve uses unchecked or unsafe operations. recompile with -xlint:unchecked for details.

Learn about how to fix uses or overrides a deprecated api in java.

In this post, we will see how to resolve java.lang.classnotfoundexception: sun.jdbc.odbc.jdbcodbcdriver exception in java. Problem: java.lang.classnotfoundexception: sun.jdbc.odbc.jdbcodbcdriver This exeception comes in Java 8 because sun.jdbc.odbc.jdbcodbcdriver has been removed from JDK and JRE. This class is used to connect database using Object database connectivity driver such as Microsoft access. Since Java 8 does not support jdbc […]

Learn about how to fix error char cannot be dereferenced in java.

In this post, we will see how to resolve error int cannot be dereferenced in java. As we know that there are two data types in java primitive such as int, long, char etc Non primitive such as String, Character etc. One of the common reasons for this error is calling method on a primitive […]