Arrays and Lists: Essential Tools for Python Programmers
Vicky Chhetri
Array: Arrays in Python are provided by the array module. However, the more commonly used array-like structure in Python is the list. Lists are more flexible than arrays in other…
python
ORM vs. Query: Choosing the Right Approach for Your Database Operations
Introduction: When it comes to working with databases, developers have two main options: Object-Relational Mapping (ORM) and direct querying using SQL. Both approaches have their own advantages and limitations, and…
Find Pivot Index
Example 1: Input: nums = Output: 3 Explanation: The pivot index is 3. Left sum = nums + nums + nums = 1 + 7 + 3 = 11 Right…
Palindrome Number
Given an integer x, return true if x is palindrome integer. An integer is a palindrome when it reads the same backward as forward. For example, 121 is a palindrome…
Given a string S, find the length of the longest substring without repeating characters.
Example 1: Input: s = "abcabcbb" Output: 3 Explanation: The answer is "abc", with the length of 3. Example 2: Input: s = "bbbbb" Output: 1 Explanation: The answer is…
nums[0] + nums[1] == 9, we return [0, 1]
You may assume that each input would have exactly one solution, and you may not use the same element twice. You can return the answer in any order. Example: Input:…
Nested List | Python
Given the names and grades for each student in a class of N students, store them in a nested list and print the name(s) of any student(s) having the second…
Tkinter window says not responding
The program is running in the background. The best you can do here is to use multithreading in Python