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 […]
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.
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.
In linux, there are two types of link, namely : Soft link and Hard link. These link are created by usage of ‘ln‘ command.
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.
If the mirror hostings are not available in source list, you can always add one.
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.
Let’s have a look at some of advance commands that we won’t be using frequently but are handy if known.