Tutorial Java – #6 Classes and objects

Classes represent the basic principles of object-oriented programming. Classes are abstract concepts, stories, blueprints, describing: characteristics, attributes of an object; these represent what the object knows, what it is; object methods; these represent what the object knows to do, its behavior; Based on classes, the programmer can define something concrete, objects. Thus, by instantiating the […]

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Tutorial Java 6 – #5 Flow control statements

In this post we can see how to implement in Java, the basic flow control structures / statements: decision-making structures: if – then, if – then – else, switch; structures for loop blocks: do-while, while – do, enhanced – for; loop control instructions: break, continue; Using control structures we can write programs for which the […]

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Tutorial Java 6 – #4.3 Matrixes and Multidimensional Arrays

In this post we will see what are and how to define multidimensional arrays. The most common multidimensional array is the matrix – a two dimension array. Despite the fact in our mind a two-dimension array is like a table, a matrix is in Java an array of arrays, like in this image (a two-dimension […]

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Tutorial Java 6 – #4 Arrays

In this topic we will see how we define and process arrays data structures in Java. An array is a particular form of Java object that is used to store a homogeneous list of elements (each element of the vector has the same type as vector type – the base type). The number of elements […]

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Tutorial Java 6 – #2.1 How to write or generate JavaDoc comments

In software programming it is important to document the source code, because: you will have a clear picture of complex Java projects with many classes or modules; you will be able, later, to understand what was done so that you can modify, add or delete it. For Java applications, documentation is usually supplied in HTML […]

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Tutorial Java – Contents

This Java tutorial covers all important Java 6 and 7 topics and allows a new programmer to learn the concepts, the know-how and the syntax elements of Java programming language. Also the tutorial highlights important topics for the SCJP certification exam.

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Tutorial Java 6 – #2 Basic concepts

In this post we will see what are the basic rules, the components and the structure of Java programs. Based on what we have learned in Tutorial Java – #1 Prerequisites, it is supposed that you know that:

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How to make a Line Chart in Flex with static data

The following example shows how you can create a LineChart in Flex by using static data from an array. The chart is created in MXML without any ActionScript code. The example shows you how you can create a simple animated chart without knowing ActionScript (with ActionScript you can create more dynamic and interactive charts, but […]

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Tutorial Java 6 – #1 Prerequisites

This series of tutorials, beginning with this post, aims to synthesize elements of Java 1.6 for: learning object-oriented programming (OOP) in Java 1.6; learning for Sun Certified Java Programmer certification for Java 6 – SCJP; to become a better programmer.

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How to set environment variables in Windows 7 for Java

Environmental variables are used by the operating system to save settings (default values, locations of resources) to be used by Windows or by processes launched by users.There are two types of environmental variables: user variables that are specific to a particular Windows user account; system variables are always visible, regardless of the used user account.

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Tutorial Excel 2003 – Bara de instrumente pentru formatare

Prelucrarea datelor din registrul de lucru nu se rezumă doar la a aplica diverse funcţii şi formule care să conducă la rezultatele finale. Din cauza numărului mare de date incluse în foia de lucru, utilizatorul este nevoit să evidenţieze anumite zone de date astfel încât să faciliteze citirea şi înţelegerea ulterioară a acestora. Aplicaţia Excel […]

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