Viral Patel

Since few days I am working on an Android app and learning all the nitty gritty of its APIs. I will share few How-to stuffs that we frequently require in Android.To start with let us see how to integrate Image Gallery with your App. Consider a requirement, you want your app user to select Image from the Gallery and use that image to do some ...

In this short article we will see how to iterate an HashMap in FreeMarker template. Consider below code which is normally used to iterate a List in FTL.//Java List<String> cityList = new ArrayList<String>(); cityList.add("Washington DC"); cityList.add("Delhi"); cityList.add("Berlin"); cityList.add("Paris"); cityList.add("Rome"); request.setAttribute("cityList", cityList); //FTL template <#list cityList as city> <b> ${city} </b> </#list>Output:Here in above code, we created a List object and passed it to FTL page. In FTL we used ...

Let's see how we can perform batch insert in Java using JDBC APIs. Although you might already knew this, I will try to explain the basic to a bit complex scenarios.In this note, we will see how we can use JDBC APIs like Statement and PreparedStatement to insert data in any database in batches. Also we ...

Java Collection API is one of the most useful APIs used in any Java application. In my day to day Java coding routine, I have to deal with these APIs quite often.However sometime while working with Collection API, lot of developers end up writing unnecessary and mostly inefficient code. For example, to convert an Java ...

Right now, Internet is experiencing the biggest protest since its inception. We have seen people protesting against Companies, Government, Dictators etc. Also Internet has become their voices in form of Twitter & Facebook.But today we saw something completely new. Major websites such as Wikipedia and Google are openly demonstrating their protest against new legislation bills ...

Nowadays, Quick Response (QR) Codes are becoming more and more useful as they have gone mainstream, thanks to the smart phones. Right from the bus shelter, product packaging, home improvement store, automobile, a lot of internet websites are integrating QR Codes on their pages to let people quickly reach them. With increase in number of users of smart phones day by day, the QR codes ...

While doing some UI changes of a website, we had to implement a FIX header which remains fix on top of screen while scrolling. Facebook has a similar header which remains on top of content.Now for this, there are number of jQuery plugins available out there! But in our case we weren't allowed to add any new plugins to the technology stack of application ...

Zip is a very useful file type if I must say most used. It is the most used file format for data compression and archiving. There are number utilities available to create/generate Zip file. Also most of the programming languages comes up with API supporting to generate Zip files. I have written a couple of articles ...

Welcome to Hibernate Tutorial Series. In previous tutorials we saw how to implement Inheritance in Hibernate: One Table per Subclass.Today we will see how to implement Hibernate Inheritance: One Table per Concrete Class scheme.You may want to look at previous tutorials. Here is the complete list for you.Introduction to Inheritance in Hibernate Java is an object oriented language. It is possible to implement Inheritance in Java. ...

Welcome to Hibernate Tutorial Series. In previous tutorials we saw how to implement Inheritance in Hibernate: One Table Per Hierarchy.Today we will see how to implement Hibernate Inheritance: One Table per Subclass scheme.You may want to look at previous tutorials. Here is the complete list for you.Introduction to Inheritance in Hibernate Java is an object oriented language. It is possible to implement Inheritance in Java. Inheritance ...