Bootstrap Tutorials and Examples

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Bootstrap is popular Javascript framework for building the rich web applications with minimal effort. This framework is developed by Mark Otto and Jacob Thornton at Twitter. It was released as an open source product in August 2011 on GitHub. This framework puts mobile first approach for giving importance on building the mobile web applications. Also […]

Spring : Method Injection using lookup-method property

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Method Injection using lookup-method property Before start jumping into the topic, let me brief about the two important scopes in Spring and how that is working inside the spring container. Singleton scoped beans instances are created only once per container and they are re-used for the multiple requested. Prototype scoped beans instances are created for […]

Hibernate / JPA – Detached entity passed to persist exception

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You are here because you have just thrown out by your application with this annoying exception : javax.persistence.PersistenceException: org.hibernate.PersistentObjectException: detached entity passed to persist. There are multiple reasons that could cause this exception. But, basic idea behind this exception is that the object which you are trying to persist is not in the persistant state. […]

AngularJS – Difference between ng-model and ng-bind

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Data binding is the most sought feature in AngularJS. There are two directives ng-model and ng-bind are frequently used for data binding. It is often confusing to the programmers to differentiate between these two directives. Obviously, both has distinct advantages and used for different purposes altogether. This tutorial makes you understand better on when to […]

Introduction to AngularJS

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AngularJS is one of the most widely used JavaScript MVC framework in the programming world. In the recent times it become more popular because of the mobile applications demand and HTML5 adoption by most of the companies in the IT industry. AngularJS framework is released by Google. AngularJS reinvents the JS framework paradigm into next […]

Java 8 Date Time API – DateTimeFormatterBuilder Example

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Along with lambda expression, virtual methods, streams and many other nice features, Java 8 has also updated a new Date and Time API which is maintained under the JSR-310. One of the greatest on this new API is that all the date and time related APIs are unified under the same package java.time. In my […]

Java 8 Date Time API – DateTimeFormatter Example

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Along with lambda expression, virtual methods, streams and many other nice features, Java 8 has also updated a new Date and Time API which is maintained under the JSR-310. One of the greatest on this new API is that all the date and time related APIs are unified under the same package java.time. In my […]

Java 8 Date Time API – LocalDateTime Example

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Along with lambda expression, virtual methods, streams and many other nice features, Java 8 has also updated a new Date and Time API which is maintained under the JSR-310. One of the greatest on this new API is that all the date and time related APIs are unified under the same package java.time. In my […]

Difference Between java.time.Period and java.time.Duration

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Along with lambda expression, virtual methods, streams and many other nice features, Java 8 has also updated a new Date and Time API which is maintained under the JSR-310. In my previous articles I have explained about the LocalDate and LocalTime . These new API has added very useful Period and Duration classes to ease […]

How To Convert From java.util.Date to Java 8 Date Time API?

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Along with lambda expression, virtual methods, streams and many other nice features, Java 8 has also updated a new Date and Time API which is maintained under the JSR-310. One of the greatest on this new API is that all the date and time related APIs are unified under the same package java.time. In my […]