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# Tag: development

## Lesson 21 – Functions: internal or local in Kotlin language

Kotlin supports local or internal functions, ie a function within another function. Problem 1 Make a function that allows entering 10 values per keyboard and count how many are multiples of 2 and how many are multiples of 5. Topic: Functions: internal or local in Kotlin language Project96 - Main.kt fun multiples2y5 () { fun [...]

## lesson 20 – Call to function with named arguments in Kotlin language

Call to function with named arguments in Kotlin language. This feature of Kotlin allows us to call the function indicating in any order the parameters of the same, but we must specify in the call the name of the parameter and the value to send. Topic: Call to function with named arguments in Kotlin language. Problem [...]

## Lesson 19 – Functions with parameters with default value in kotlin

In Kotlin you can define parameters and assign them a data in the same header of the function. Then when we call the function we can or do not send a value to the parameter. The default parameters allow us to create more flexible functions that can be used in different circumstances. Problem 1 Create a [...]

## Lesson 16: Concept of functions in Kotlin language

Concept of functions in Kotlin language. So far we have worked solving the whole problem in the main function proposed in Kotlin. This way of organizing a program can only be carried out if it is very small (tens of lines). Topic: Concept of functions in Kotlin language. Now we will try to divide or decompose [...]

## Lesson 10: WHEN Conditional structure in Kotlin language

In addition to the conditional structure "if",  Kotlin gives us a conditional structure for situations we have to verify multiple conditions that are solved with "if" nested called WHEN Conditional structure. By means of a series of examples we will see the syntax of the structure when. Problem 1 Write a program that asks you [...]

## Lesson 4: Types of variables in Kotlin language

A variable is a shell where there is a value. It consists of a name and belongs to a type. In the Kotlin language if we need to store an integer value we can define a variable of type: Byte Shorts Int Long Depending on the maximum value to be stored, we will use one [...]

## Android Studio Now Support KOTLIN Programming Language

In addition to Java and C ++ , you can now develop applications through Kotlin Programming Language and Android Studio . It is a language created by JetBrains, the same team that deals with the development of the IDE IntelliJ IDEA Java IDE, which is the project that is integrated to the environment according to the [...]

## Android Material Design and creation of apps with legacy APIs

The Material Design was introduced in Android 5 (Lollipop), but with Android 6 (Marshmallow) and Android 7 (nougat), has been enhanced with new features. In this tutorial we will see the steps to create an application that takes advantage of the material design and use precautions to ensure that it is displayed correctly on devices [...]

## Installation and configuration of Android Studio

Before starting with the development of Android applications you need to configure the platform to use for this purpose. This aspect involves a number of steps including the installation of the Java Development Kit (JDK) and the development environment Android Studio , which includes in turn the ' Android Software Development Kit (SDK) . The [...]

## Introduction to java programming language

History of Java programming language. For the history of the development of computer language, the industry generally believe that: B language led to the birth of C language, C language evolved The C ++ language, and the C ++ language will give way to the Java language. To better understand the Java language, you must [...]

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