Realm, la solution pour la persistance des données de vos applications mobiles iOS/Android

Realm est la première base de données destinée uniquement aux plates-formes mobiles qui ne repose sur aucune autre, contrairement aux nombreuses librairies qui proposent des solutions mobiles basées sur SQLite.

Dev Story – Hack The Code (Intel)

Faites travailler vos neurones pour une session de programmation avec Dev Story/*HACK THE CODE*/, un projet mené de A à Z par une communauté de développeurs. Téléchargez et lancez l’application, rendez-vous sur GitHub, récupérez le code et créez sans plus attendre vos niveaux et vos défis.

Using @NamedEntityGraph to load #JPA entities more selectively in N+1 scenarios

The N+1 problem is a common issue when working with ORM solutions. It happens when you set the fetchType for some @OneToMany relation to lazy, in order to load the child entities only when the Set/List is accessed. Let’s assume we have a Customer entity with two relations: a set of orders and a set of addresses for each customer.

100 High-Quality Java Developers’ Blogs

This list collects 100 high quality blogs from Java developers from all over the world. Some of these blogs may not be written by Java developers, but at least Java developers should find it useful or interesting. Reading those blogs should be fun and often bring some fresh ideas.

JPA 2 | Dynamic Queries Vs Named Queries

Queries that are created at runtime by the application are called dynamic queries. Dynamic queries are created when we pass a simple JPA compliant query string to the createQuery method of the EntityManager class. Defining a dynamic query has its advantages and disadvantages. Lets look at each one of them in turn.

5 useful methods #JSF developers should know

The aim of this post is a summary about some handy methods for JSF developers they can use in their day-to-day work. An utility class is a good place to put all methods together. I would call such class FacesAccessor. The first method is probably the most used one. It returns managed bean by the given name.

Une nouvelle formation JPA (niveau avancé, 274 slides) est désormais disponible

Découvrez dès aujourd’hui les slides de cette formation, mise à disposition dans le cadre de l’OpenFormation.
Autres formations gratuites mises en ligne depuis le début de l’été : GIT ; HTML5/CSS3.