Python Archive
Following diagram and code shows the Simple calculator using tkinter in python:
Collection data types: We use programming languages to develop applications. Applications are used to store and process the information. In the application, when we use set of elements, it is recommended to use collection type. …
Array v/s List: Python is not allowed the programmer to create traditional arrays for data processing. Python doesn’t support Arrays. Array is static (Size is fixed) where as Python is dynamic. This is the one …
List Collection: In python a list is a data structure that is a mutable, or changeable, ordered sequence of elements. Each element or value that is inside of a list is called an item. Strings …
Accessing Elements: We can access elements of List in 2 ways such as Indexing & Slicing. Indexing: Python index starts from 0 to size-1. We can access only one element through indexing. Python supports …
Slicing: To access more than one element at a time from the collection. Slicing representation is as same as range() object Syntax: Start index default value is 0 Stop index default value is length-1 Step …
List methods: List is a pre-defined Object (class). List class is providing set of pre-defined methods(dynamic), we access using list object address. Using list functionality, we can process the list elements easily. The functionality is …
Deleting elements: We can remove the elements of List in many ways. List object is providing different methods to remove elements. pop() : Removes the last element from the List when we don’t specify the …
extend(): It is used to merge lists. One list will be appended to another list List1 will be modified where as List2 remains same. Code: copy(): A function that is used to copy all elements …
