module statistics

Python statistics Module Python has a built-in module that you can use to calculate mathematical stati...

module math

Python math Module Python has a built-in module that you can use for mathematical tasks. The math module...

matplotlib pyplot

Pyplot Most of the Matplotlib utilities lies under the pyplot submodule, and are usually imported under...

matplotlib plotting

Plotting x and y points The plot() function is used to draw points (markers) in a diagram. By default...

matplotlib intro

What is Matplotlib? Matplotlib is a low level graph plotting library in python that serves as a visuali...

matplotlib getting started

Installation of Matplotlib If you have Python and PIP already installed on a system, then installation...

matplotlib bars

Creating Bars With Pyplot, you can use the bar() function to draw bar graphs: Example Draw 4 bars:...

php oop classes objects

A class is a template for objects, and an object is an instance of class. OOP Case Let's assume we...

php oop access modifiers

PHP - Access Modifiers Properties and methods can have access modifiers which control where they can...

php numbers

In this chapter we will look in depth into Integers, Floats, and Number Strings. PHP Numbers One thing...

php mysql update

Update Data In a MySQL Table Using MySQLi and PDO The UPDATE statement is used to update existing record...

php mysql select

Select Data From a MySQL Database The SELECT statement is used to select data from one or more tables:...

php mysql select limit

Limit Data Selections From a MySQL Database MySQL provides a LIMIT clause that is used to specify the...

php mysql prepared statements

Prepared statements are very useful against SQL injections. Prepared Statements and Bound Parameters...

php mysql intro

With PHP, you can connect to and manipulate databases. MySQL is the most popular database system used...

php mysql insert

Insert Data Into MySQL Using MySQLi and PDO After a database and a table have been created, we can start...

php mysql create table

A database table has its own unique name and consists of columns and rows. Create a MySQL Table Using...

php json

What is JSON? JSON stands for JavaScript Object Notation, and is a syntax for storing and exchanging...

php if else

Conditional statements are used to perform different actions based on different conditions. PHP Conditio...

php functions

The real power of PHP comes from its functions. PHP has more than 1000 built-in functions, and in...