In computer software, a data access object (DAO) is an object that provides an abstract interface to some type of database or other persistence mechanism. By mapping application calls to the persistence layer, DAO provide some specific data operations without exposing details of the database. This isolation supports the Single
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Apache Maven Hello World
Maven is a build automation tool used primarily for Java projects. The word maven means "accumulator of knowledge" in Yiddish. Maven addresses two aspects of building software: first, it describes how software is built, and second, it describes its dependencies. Contrary to preceding tools like Apache Ant, it uses conventions for the
Apache Velocity Generate POJO
Ideally speaking, a POJO is a Java object not bound by any restriction other than those forced by the Java Language Specification; i.e. a POJO should not have to 1). Extend prespecified classes, as in [crayon-68ae21c7d5461569939114/] 2). Implement prespecified interfaces, as in [crayon-68ae21c7d546c721205131/] 3). Contain prespecified annotations, as in [crayon-68ae21c7d5481317239620/] sumber: wiki 185
Apache Velocity Hello World
Velocity is a Java-based template engine. It permits anyone to use a simple yet powerful template language to reference objects defined in Java code. When Velocity is used for web development, Web designers can work in parallel with Java programmers to develop web sites according to the Model-View-Controller (MVC) model, meaning
CRUD Console dengan Java
In computer programming, create, read, update and delete (as an acronym CRUD) are the four basic functions of persistent storage. Alternate words are sometimes used when defining the four basic functions of CRUD, retrieve instead of read, modify instead of update, or destroy instead of delete. CRUD is also sometimes used to
PreparedStatement Delete Data dengan Java
PreparedStatement Update Data dengan Java
PreparedStatement Insert Data dengan Java
PreparedStatement Show Data dengan Java
In database management systems, a prepared statement or parameterized statement is a feature used to execute the same or similar database statements repeatedly with high efficiency. Typically used with SQL statements such as queries or updates, the prepared statement takes the form of a template into which certain constant values