YashasSamaga

import cv2
import time

CONFIDENCE_THRESHOLD = 0.2
NMS_THRESHOLD = 0.4
COLORS = [(0, 255, 255), (255, 255, 0), (0, 255, 0), (255, 0, 0)]

class_names = []
with open("classes.txt", "r") as f:
    class_names = [cname.strip() for cname in f.readlines()]

anhthii

Prepare for SQL interview questions

Tutorial

SQL tutorial: https://tutorial.techaltum.com/SQLServer.html

Sample questions and solutions

• SQl subquery: https://www.dofactory.com/sql/subquery
• SQL Query Questions and Answers for Practice: http://www.complexsql.com/sql-query-questions-and-answers-for-practice/
• Database/SQL Interview Questions: https://www.programmerinterview.com/index.php/database-sql/introduction/
• 50 SQL Query Questions And Answers For Practice: https://www.techbeamers.com/sql-query-questions-answers-for-practice/