Introduction : In Production server, there is always a need to free up the disk space from time to time. The best way to achieve is to have a cron job or an autosys job which will delete the older log files from the directory. In this simple tutorial, we’ll quickly look at the solution […]
StringBuilder & StringBuffer are the mutable classes available in java.lang package. They can be thought of an alternative to String when we need to perform a lot of modifications to a String value. Both these classes support same set of operations but unlike StringBuilder ,the StringBuffer class is thread-safe i.e the operations performed by different […]
Believe me, Strings is one of the core topics in Core Java as well as for OCA Java Certification exam.If you prepare this topic well, it gives you an extra edge to score a lot better at your Oracle Associate exam. In this post, we’ll try to cover all you need to know about Strings […]
This is Blog Post – 2 in this series of OCA Java Refresher .Today, the topic is ‘Java Data Types’ and we’ll be covering all the points that are must for you to know when appearing for your OCA exam .Going through this will help you revise the must-know points very quickly and wait don’t […]
Before we start with this series, please note that in this series of blog posts for OCA 8 preparation, I will be listing only those points which are important from the exam perspective .It will serve as a quick refresher before your exams and will help you score better . For how to prepare for […]
Most programmers at some point of their career, plan to go for the certifications in their respective fields. If you are a Java developer, you might have heard a lot of buzz around Oracle Java Certifications. The very common questions that come across our mind when planning our certifications generally includes : I have X […]