When we use top or free -m -h command on terminal, we may have noticed the used memory. When Linux first read or write data, it is stored on unused areas of memory to accelerate the data access for future use. It is called caching. If this data is read again later, it can be […]
Author Archives: PJ
Spring part 1: Getting Started with Gradle
Spring is prominent framework developed by Rod Johnson in 2003. It is modular, light weight, open source framework and inversion of control container for the Java platform. Spring is based on POJO model, loose coupling and is non-invasive.
Sending email using velocity template
Email (electronic mail) is an effective medium to reach out to masses. In application, a need may arise to use email as mean of communicating with customers. A notification mail has to be send when someone post comment or transaction has been successfully completed etc.
Creating link in linux
In linux, there are two types of link, namely : Soft link and Hard link. These link are created by usage of ‘ln‘ command.
Sorting Java Arraylist
The elements of List are shown in order they were added. There are times, when we need to sort the List in certain order. It can be done using Collections class. In this example, we can see use of Collections.sort() to sort the ArrayList.
Adding mirrors in linux
If the mirror hostings are not available in source list, you can always add one.
TeamCity setup in linux
TeamCity is a user-friendly continuous integration (CI) server for developers and build engineers that is easy to set up and free of charge for small and medium teams.
Linux commands : Part 3
Let’s have a look at some of advance commands that we won’t be using frequently but are handy if known.