java polymorphism

Java Polymorphism Polymorphism means "many forms", and it occurs when we have many classes...

java methods

A method is a block of code which only runs when it is called. You can pass data, known as parameters...

java methods param

Parameters and Arguments Information can be passed to methods as parameter. Parameters act as variables...

java methods overloading

Method Overloading With method overloading, multiple methods can have the same name with different ...

java math

The Java Math class has many methods that allows you to perform mathematical tasks on numbers. Math...

java linkedlist

Java LinkedList In the previous chapter, you learned about the ArrayList class. The LinkedList class...

java lambda

Java Lambda Expressions Lambda Expressions were added in Java 8. A lambda expression is a short block...

java iterator

Java Iterator An Iterator is an object that can be used to loop through collections, like ArrayList...

java interface

Interfaces Another way to achieve abstraction in Java, is with interfaces. An interface is a completel...

java howto add two numbers

Add Two Numbers Learn how to add two numbers in Java: Example int x = 5; int y = 6; int sum = x +...

java hashset

Java HashSet A HashSet is a collection of items where every item is unique, and it is found in the java...

python ml polynomial regression

Polynomial Regression If your data points clearly will not fit a linear regression (a straight line...

python ml decision tree

Decision Tree In this chapter we will show you how to make a "Decision Tree". A Decision...

matplotlib subplots

Display Multiple Plots With the subplots() function you can draw multiple plots in one figure: Example...

matplotlib scatter

Creating Scatter Plots With Pyplot, you can use the scatter() function to draw a scatter plot. The...

matplotlib markers

Markers You can use the keyword argument marker to emphasize each point with a specified marker: ...

matplotlib line

Linestyle You can use the keyword argument linestyle, or shorter ls, to change the style of the plotte...

matplotlib labels

Create Labels for a Plot With Pyplot, you can use the xlabel() and ylabel() functions to set a label...

matplotlib grid

Add Grid Lines to a Plot With Pyplot, you can use the grid() function to add grid lines to the plot...

php ref zip

PHP Zip Introduction The Zip files functions allows you to read ZIP files. Requirements The ZIP extensio...