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Blogs by topic J2EE and user otaviojava

• Accessibility • Ajax • Blogging • Business • Community 
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Databases

Redis is a NOSQL database written in C. The Remote Dictionary Server is a key-value data base whose the storage is in memory, then the write and read will fastest way, but which difference between Redis and Cache? What does happen when the database fall down? Will we lost the all informations? The main goal of this article is talk about the Redis and show an open source project, the redis-...
on Aug 1, 2014
        Launched the latest Easy-cassandra version, that come with improvements to manage multi-nodes. Use many node is very usefully in Cassandra because avoid bottlenecks, fault tolerance, elasticity.     After have multi-nodes in Cassandra, the next step is divide task between their. Secondly join the databases like only one ( reply all information among their...
on Oct 3, 2012
Release the newest version of the framework to persist objects in Apache Cassandra in easy way. Among improvement is the JPA annotations, also JPQL.   JCassandra jCassandra=persistence.createJCassandra("select * from Person"); List<Person> persons=jCassandra.getResultList(); table 1: sample using JPQL in Easy-Cassandra Easy-Cassandra 1.0.8 Easy-Cassandra 1.0...
on Apr 21, 2012

Accessibility

The new version of Easy-Cassandra, the version 2.0.1, have launched, some news are: Refactoring constructor on Session Factory QueryBuilder (InsertBuilder, UpdateBuilder, DeleteBuilder, SelectBuilder and BatchBuilder) Go faster both write and read Processors asynchronous More supports to Spring-Data As have an easier the configuration a Session Factory, it was made the ClustInformation, this...
on Feb 13, 2014
                 Easy-Cassandra is a framework ORM API and a high client for Apache Cassandra in java, with this is possible persist information from the Java Object in easy way. For this is only necessary add some annotations in some fields and your class. It works like an abstraction's tier in the Thrift, doing call for Cassandra. The Easy-Cassandra...
on Feb 21, 2012

Community

The Java is a platform which grown up quickly, for many rations such it can write once time and run anywhere, it runs languages on JVM. There is a myth that Java cannot compile its sources on run time, but it's truth? Have a dynamic language is important to make some projects, for example, calculate taxes to different cities, so the source should be on the database and each city it puts the...
on Jan 19, 2014
Release the newest version of the framework to persist objects in Apache Cassandra in easy way. Among improvement is the JPA annotations, also JPQL.   JCassandra jCassandra=persistence.createJCassandra("select * from Person"); List<Person> persons=jCassandra.getResultList(); table 1: sample using JPQL in Easy-Cassandra This version has the improvements below: Supporting...
on May 26, 2012
    Nowadays the Enterprise applications beyond persist String and number also can save file. Persist this information is very interesting, for example, a civil process there are information about the process (name of author, date, number of protocol) and the document which represents, or a twett with an image. In Apache Cassandra, you can save file, but for large file you should use...
on Feb 1, 2012
       Eclipse is famous IDE in em Java, follows the open source model. The Eclipse project was stated by IBM that does the first version, then donated like open source for the community. The begin costs was above 40 millions. Nowadays, the Eclipse is one of the most used worldwide. Has important feature how the SWT uses and not the Swing, there are too many plug-ins...
on Nov 26, 2011
Beyond being merely a computer programming language, Java is the most widely used software platform in the entire world. There is a large number of various software solutions that were developed using this technology. Without many people being aware, Java is present in our daily lives in embedded technologies like blue-ray discs and a countless number of sites on the internet that...
on Jul 26, 2011

Education

From 1995, when was launched the first Java's version, to 2012 the Java evolute obtained seven versions, many improvements and fixes bugs. In 2011 the biggest “boom” in the java world was about the openjdk recently it's grew in exponential way, but there are some myths arount it, for example, some people know the openjdk like “poor brother” of SUN's JDK (actually Oracle...
on Jan 17, 2012