The function that called remove duplicates that accepts a list and returns a list containing the same elements in the same order but with duplicates removed is def remove_duplicates(lst).
The method of obtaining the unique list from a list that may contain duplicates is the subject of this article. Remove duplicates from list procedure has a wide range of uses, thus understanding it is beneficial.
This is the simplest and quickest way to complete a specific activity. After eliminating the duplicates, it returns a dictionary that must be transformed into a list.
List in the beginning: [1, 2, 4, 2, 1, 4, 5]
[1, 2, 4, 5] is the list after deleting duplicate elements.
Depending on the elements contained in the list, its size, whether or not the element order should be retained, and the effectiveness of the removal method, duplicates can be removed from Python lists using a variety of techniques. These processes might be iterative, implement themselves using built-in functions, or import functionality from modules.
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question 1 for an assignment you wrote the method sort largest depth in the class quakesortinplace to sort earthquakes by their depth from largest depth to smallest depth using the selection sort algorithm. modify this method to do exactly 50 passes and then modify testsort to run this method on the file earthquakedatadec6sample2.atom. the file may not be completely sorted as there are more than 50 quakes in the file. after running your program of 50 selection sort passes on this file, what is the depth of the last earthquake in the arraylist?
ArrayList is a class in the java.util package and a component of the Java collection system. In Java, it offers us dynamic arrays.
The depth of the last earthquake in the arraylist exists -100000.00.
What is meant by arraylist?ArrayList is a class in the java.util package and a component of the Java collection system. In Java, it offers us dynamic arrays. Although it might be slower than conventional arrays, it can be useful in programs that require a lot of array manipulation. Java contains a class like this.
A resizable array that is part of the java.util package is the ArrayList class. Built-in arrays have a fixed size, but ArrayLists have a dynamic size. An ArrayList can have elements added and removed as needed, which aids in memory management for the user.
The elements are kept in a dynamic array by ArrayList internally. Internally, LinkedList stores the elements in a double-linked list.
The depth of the last earthquake in the arraylist exists -100000.00.
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mohammed needs to open a firewall port so that web traffic can be passed through the firewall. what protocol is used for web pages, and on which port does it work?
HTTP protocol with port number 80 is used to open a firewall port
What is an HTTP protocol?
An application-layer protocol called Hypertext Transfer Protocol (HTTP) is used to send hypermedia documents like HTML. Although it was created for web browser and web server communication, there are other uses for it as well.
Explanation :
Your computer sends network data identifying itself as traffic intended for port 80 of the web host whenever you want to view a website. The firewall on the web server is configured to allow incoming traffic to port 80, so it acknowledges your request (and the web server, in turn, sends you the web page in response).
How HTTP protocol controls the network traffic ?
By controlling network traffic, a firewall can assist in protecting your computer and data. By preventing unwanted and unsolicited incoming network traffic, it accomplishes this. By scanning this incoming traffic for malicious content like hackers and malware that could infect your computer, a firewall verifies access.
Thus we can conclude that at port 80 HTTP protocol is used
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write a sql statement to show the average item cost for each vendor. the output should list vendor company names, vendor phone numbers, and the average item cost
The SQL statement to show the average item cost of each vendor is avg(vendor_avg_item_cost).
GROUP BY Vendor_companyname, Vendor_phonenumber, Ven_avgcost
What is avg() function?
The syntax for the avg() function is as follows: SELECT AVG(column name) FROM table name; Data from a table can be retrieved using the avg() function and a SELECT query.
what is a GROUP BY statement in SQL?
Finding summary rows, such as "find the number of consumers in each country," is done with the GROUP BY statement, which groups rows with similar values. The COUNT(), MAX(), MIN(), SUM(), and AVG() aggregate functions are frequently used with the GROUP BY statement to group the result set by one or more columns.
Therefore, the SQL statement to show the average is avg().
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