volatile keyword in Java is field modifier while synchronized modifies code blocks and methods. synchronized acquires and releases locks on entire code block or method
Arraylist is an index based Data Structure. While using Arraylist for searching or getting an element from an array with index is pretty fast. ArrayList
To use the jShell effectively, You must be able to create function so that you can test your functionality quickly and it will be really
In Java, a REF CURSOR is known as a ResultSet object and can be accessed as shown below: import oracle.jdbc.*; … CallableStatement cstmt; ResultSet cursor; // Use a PL/SQL block
In Java, When we are working on real time projects.. Generally we came across scenarios like Converting List to Set Object or Vice Versa. 1.
While giving interviews, Interviewers generally asks questions which tests logical thinking of candidate. This is one of the questions I faced while giving Interviews. There
In J2EE application modules are packaged as EAR, JAR and WAR based on their functionality JAR: EJB modules which contains enterprise java beans class
When working on any application which Uses Java + Hibernate 3, you face errors like the one shown below: java.lang.ClassCastException: org.hibernate.impl.CriteriaImpl cannot be cast to