Online Programming Tutorials | Web Tutorials | PHP Tutorials

The Tutorialsnation is a popular website that provides well-written tutorials for web and desktop programming languages. Our tutorials are interactive and self-explaining, and they teach by examples and sample codes. The Tutorialsnation is an excellent place to transfer knowledge and become a good learning process for the budding students of information technologies who want to learn the languages like HTML, Bootstrap, Javascript, PHP, Python, etc.

Tutorialsnation provides tutorials on various web technologies like HTML, Bootstrap, Javascript, PHP, Python, etc. Our tutorials are in many forms and range from simple definitions to explain how to make a complete source code of a programming task. Our teachers who have years of experience in programming, development, and teaching have fundamental motives to spread the knowledge and make students great future developers who can create innovative software and products to make the world a better place to live.

PHP – File handling Operation

File handling is the most common operation that a web application can require. Files may be needed to save permanent or temporary data that may require processing by the application. PHP file handling is very user-friendly, which you might not find in other programming languages. A file is an ordered sequence of bytes stored on a computer hard disk, Memory drive, CD-ROM etc. Read More

Python String rindex() Method

The Python string rindex() method searches a given string object's substring backwards. It returns the max index number or position of the substring(occurs last) in the given string. It raises a ValueError If the substring does not exist in the subject string. Read More

Python String rfind() Method

The Python rfind() method searches the given string argument in the subject string and returns the max index position of the occurrence ( last occurance ) of the string within another string. Read More

Python String strip() Method

Python strip() method is used to get a copy of the string from which all leading and trailing characters or white spaces on the left and right side of the string have been removed. It means it does both lstrip() and rstrip() on a string. By default, it removes white spaces. Read More

Python String rstrip() Method

Python rstrip() method is used to get a copy of the string from which all trailing characters or white spaces on the right side of the string have been removed. By default, it removes white spaces. Read More

Python String lstrip() method

Python lstrip() method is used to get a copy of the string from which all leading characters or white spaces on the left side of the string have been removed. By default, it removes white spaces. Read More

Python IDLE IDE

IDLE(Integrated Development and Learning Environment) is an integrated development environment made for python. It is an IDE for python for writing code. There are a lot of other IDEs you can use, but IDLE is very basic and contains only the essential and basic elements you need in an IDE, making it the right choice for people new to programming. Read More

Python String upper() Method

Python String upper() method takes a string object and converts each of its characters to their corresponding uppercase characters. The string remains unaffected if all the characters in it are already in uppercase. The upper() method works with Unicode characters, unlike the lower() method, which works on ASCII characters. Read More

Python String lower() Method

The Python string lower() method converts each character of the subject string to their corresponding lowercase characters. The lower() method converts the Unicode characters in the string while the lower() method works on the ASCII character. Read More

Python String index() Method

The Python string index() method can search a given string object's substring. It returns the index number or position of the substring(occurs first) in the given string. It raises a ValueError If the substring does not exist in the subject string. Read More

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