Data
SQL Query to Find Users with a Valid Email Address
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This problem asks for a SQL query to find all users in a table who have a valid email address.
Predicting US House Prices
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The given dataset contains information on house prices in a US city. The task is to use this data to predict the price of a house given its features.
Online product database
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The company needs a database to store information about the products, customers, and orders. The database should be able to track the quantity of products in stock and customer information so that the company can email customers updates about their orders.
Printing employee names and salaries from a table
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This problem deals with using a cursor to loop through a table of employee data in order to print the employee's name and salary.
Predicting House Prices with Linear Regression
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To predict the price of a house, we can use linear regression to learn the relationship between house size and price. Then, to predict the price of a new house, we can simply plug in the size of the house into the trained model.
Clustering customer reviews
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This problem involves clustering customer reviews in order to group together similar reviews and distinguish different groups of reviews. This can be done using unsupervised learning methods such as k-means clust ering.
Delete the head node of a singly linked list.
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To delete the head node of a singly linked list, simply write a function that takes in the linked list and removes the first node.
Find shortest path from one city to another in a list of airline flights.
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Given a list of airline flights with their departure and arrival times, find the shortest path from one city to another using a graph algorithm.
