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Databases Questions and Answers July 12, 2018

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Why is a Destroy function used in BST. Explain

(20 points) Design a decrease-and-conquer algorithm for generating all combinations of k items chosen from n, i.e., all k - element subsets of a given n - element set
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JAVA. Create a Stages application that prompts the user for an age. For an age over 18, adult is displayed. For an age less than or equal to 18, toddler is displayed when the age is less than or equal to 5, child when the age is less than or equal to 10, preteen when the age is less than or equal to 12, and teen when the age is over 12.

Pls help solve the problem in the screenshot above, better using Latex code. Thanks! (30 points) In logistic regression (labels are {1,1} ), the objective function can be written as E(w)=N1n=1Nln(1+eynwTxn) (c) (5 points) Is the decision boundary still linear if the prediction rule is changed to the following? Justify briefly.
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Effective _____ can prevent disruptions along a companys supply chain and help businesses meet increased demands efficiently, with the goal of delivering a positive customer experience. A. ERP B. SCM C. CRM D. CMS

QUESTION 1 4 What term refers to horizontally torn images on a screen, which occur when the video feed from the video controller gets out of sync with the refresh rate of the monitor? a . left - ins b . artifacts c . rips d . burn - in

Is the host at 172.20.11.250 on the same subnet as the host at 172.20.12.3? how do you know? Following the explanation mentioned above 172.20.11.250 host belongs to subnet 172.20.11.0 and host 172.20.6.255 host belong to subnet 172.20.6.0 hence both these hosts belong to different subnets. Since the value for host 172.20.11.250(11) specifies that

Ex 4 . 1 2 : Strip ANSI C comments Task ( For a challenge ) Write a program that strips out ANSI C comments, so that all characters between ? ? * * * and * * * ? pairs are removed, including the four characters that make up the comment delimiters. Sample input 1 * * * comment * * * ? text / * * * comment * * * with an asterisk that spans two lines
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a - e - y 2 ( v - y ) 2 + a 2 d y Write program i n fortran language t o solve the above integral and match the results with the values i n table i n image
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Refer to the pseudocode for Delimiter Check FSM for this question. Given the following input string, you are to provide the sequence of states that will be traversed separated by a single space. Provide numeric state followed by single space only with no additional text including excess spacing, commas, etc. For example: Input of ( 2 ) would

the solution for impact of IT in artificial intelligence for heath care(IBM Watson)

Give three examples of how mobile phones have benefited from advances in power consumption, memory, and better processors.

Given that k is an integer array starting at location 2000, kPtr is a pointer to k and each integer is stored in 4 bytes of memory, what location does kPtr + 3 point to? Select one: a. 2014 b. 2006 c. 2002 d. 2012

CHECKPOINT 3.6 For each of the following, nd a minimal key and decompose as necessary to reach the 3NF. Show decomposed relations with keys.
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The Apple II computer came with spreadsheet software called VisiCalc.

Exercises on inter-process communication ad deadlock Assuming there are many processes sharing computer resources on one computer. (1) Give 3 examples of inter-process communications. (2) Explain how processes can communicate with each other to share memory, files, and communication channels. (3) Explain how a deadlock can occur. (4) Describe 4

define seletion selectivity SS and what th maximum value of SS

The code for Newton's method is: Need help!! Please provide a step-by-step solution through the use of MALAB code along with a detailed explanation!!!! It is alright if you handwrite the step-by-step solution but I would prefer the solution to be shown in MATLAB code. This is very URGENT!!! PLEASE reply as soon as possible!! Thank you!! Problem 3.
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- Printing all element in the list public void print() \{ // TODO Lab3 - Student.md Check if the list is empty or not - Remove the last element in the list You have to check if the list is not empty! P You have to check if the list contains only one element! public void removeEnd() \{ //TODO You have to check if the list is not empty! - Remove an
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Please build an app with C# in Net frame about a shop that has at least 10 items to sell. The code will need a User Interface that will display all 10 items with the cost and will allow the user to order as many items as they would like. The app will then summarize the order and give the total at the end.

TCP uses a 3 2 - bit sequence number. What is the maximum window size that could be used?

Draw an FDD of the portal system website for Trident University. Your FDD must consist of 3 levels. Write your assumptions, if any. Draw a context diagram and a diagram 0 DFD that represents the registration system at your school or an imaginary school. Next, you draw a Level 1 DFD exploding the students record external entity (agent) and

Answer is Short code Prompt the user to give a single input followed by newline. The message is "Enter a number: " . Then display the two more value of the input as output. Sample execution: write full assemply code please make it ready for attempt
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SortAndSearch.cpp Objectives: Binary Search and Selection sort You are given a list of 20 names as follows: {"Collins, Bill", "Smith, Bart", "Michalski, Joe", "Griffin, Jim", "Sanchez, Manny", "Rubin, Sarah", "Taylor, Tyrone", "Johnson, Jill", "Allison, Jeff", "Moreno, Juan", "Wolfe, Bill", "Whitman, Jean", "Moretti, Bella", "Wu, Hong", "Patel,

please help by C program 5) Given the following program: \#include int main(void) char ch; ch=C "; ch =ch+1;/ line 6/ printf("Now ch = \%cln", ch); return 0
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Subject: Computer Science (Digital Video Processing) Question: Discuss the effect of illumination and reflectance components in terms of image formation. Marks : 10 question tyoe: theory

# make a barchart of average salary vs . size of a company # make a data preprocessing if needed

The intersection graph of a collection of sets At, A2,. An is the graph that has a vertex for each of these sets and has an edge connecting the vertices representing two sets if these sets have a nonempty intersection Construct the intersection graph of these collections of sets: A+(0, 2, 4, 6, e).A+(0, 1.2.3, 4). ; {1, 3, 5, 7,9},A+(5, 6, 7, 8,
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Use the pretrained BERT based sentiment classification. a ) Measure train speed when running in CPU and GPU. Measure how long does it take to train one iteration? b ) Change the classification head by using a linear transformation that transforms features to 2 0 0 , use RELU, use a linear transformation that transforms features to num _ labels,

python or sagemath code plz Problem 1. In this problem, the goal is to crack the substitution cipher in an example. 1. Write a function to output the monogram distribution of a given a string of capital letters. By a monogram we mean A,B,C, etc. Your output should look something like this: sage: dist("ALWAYSDOMATH") A 3 25.00 L 1 8.33 W 1 8.33 Y 1
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Please change Wallet.java class to use the generic MyArrayList.java class

A certain 12-bit BCD DAC has a full-scale output of 19.98 V. Determine (a).the percentage resolutions and (B).the converters step size
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When using a block cipher to encrypt a message, padding is usually needed. Suppose Dr. Smart has designed a padding scheme, which will append a positive number of bytes of value "10101010" to the message until the padded message size is a multiple of the block size. Is this a good padding scheme and why?

Question 15 All ROM types are erasable. Not yet answered Select one: Marked out of 1.00 O True P Flag question O False Previous page
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This question is on linux operating system. Please try to use mobaxterm software or similar software to create this bash script. Please create a bash script that: asks for a username: if the username is a local user answer: "user 'unser_name' is a local user" else answer: "the user is not a local user" exit 0 Thank you in advance.

Write the following as a Java expression: 3x + y. z + 5
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Draw one 3D lego piece below using PShapes in processing. Cannot use default box() command, must use PShape and vertex(x,y,z). LEGO PIECES LEGO PIECES
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I need help with the following: explain the importance of the Cross - Origin Sharing Issues ( CORS ) and Content Security Policy ( CSP ) Bypass W 3 C recommendations from a systems thinking perspective.

what a following functions do explain it with one example. 1) push(): 2) unshift(): 3) shift(): 4) pop(): 5) ParseInt():

convet the answers to Hex and Binary..
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Show me the steps to solve The 3 - bit counter Hw 4 Cnt counts in the following sequence: 0 , 3 , 2 , 7 , 6 , 1 , 4 , 0 . Its symbol is shown below.

C++. write a functoin. Use only vector iterators (not vector indexing, []) to find the number of even entries in a vector of integer numbers.

Please explain how this works. [4 pts] Using the relations Drinkers(name, address, phone) and Likes(drinker, beer), find the names of all the drinkers that live on a Terrace or like Busch. Express your solution in relational algebra
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Apply the Banker's algorithm to determine whether the system is in a secure state or not, and then complete the NEED matrix. Afterward, identify the safe sequence.
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Write a program in C that follows steps 5 and 7-11. Thank you. y to labz. iCliek on blinky and then e 6. Strip out all the blinky code and update the include directives to have these header files include #include "inc/hw-types.h" 'include -inc/hw-mennap.h" #include "inc/hw-nvie.h" #inc lude "driver i ib/gpio.h" #include "driver 1 i b / sysctl h.
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simplify K map CD 00 01 0 1 00 1 1 11 10 3 2 1 4 5 7 01 6 12 131 151 14 11 8 11 10 10 9 1 1 1
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( *max )( num1, num2, num3 );: Select one: a. Is a declaration of a pointer to a function called max b. Is the prototype for function max c. Is a call to the function pointed to by max d. Is the header for function max

LINUX ubuntu please. Please show the result's screenshot. Thanks a lot. I) Log in and examine the /etc/passwd, /etc/shadow , and /etc/group files with less . (Youll need root privileges to examine /etc/shadow.) Locate your own entries in the first two files, and any references to yourself in /etc/group . After examining these files, use the whoami

import 'package:flutter / material . dart' ; Run | Debug | Profile void main ( ) is const MyApp ( )
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Can anyone help me pass the TestProgam.java exercise? City.java X i public class City { private String name; private int x; private int y; private CityMarker marker; public City (String name, int x, int y) { this.name = name; this.x = x; this.y = y; } 13 public String getName() { return name; } } 2 3 4 5 6 7 80 9 10 11 12 13 140 15 16 17 180 19 20
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Write a system program in C that outputs the number of words in all files in the current working directory in sorted order (minimum to maximum). Also, report the file name which has the most number of words. ASAP, Please read the question carefully

Question 4 Implementing a filter to remove flooded packets before they reach the host is a countermeasure to which form of attack? 1 point A Denial of Service ( DoS ) attack An IP Spoofing attack A Phishing attack All of the above

code class = "asciimath" > _ ( _ _ _ _ objects are extended by adding new methods to those object's prototypes. Question 1 6 Answer a . Host b . Custom c . Base d . Native )

Write a full assembly language program to compute x to power n 1 . The x and n values are read from user. 2 . A message must be displayed for the user to enter value of X before reading X 3 . A message must be displayed to the user to enter the value of n before reading n 4 . A message must be displayed before the result is printed on screen

Which statement regarding the use of a bridged mode vNICis accurate?a . The vNIC will have its own IP address on the physical LAN.b . The vNIC will be assigned a NAT - ed IP address.c . The vNIC will only be able to communicate across thebridge to the host PC . d . The vNIC will utilize the host PC ' s IP address.

Suppose a given NFA has 7 states. What is the maximum number of states an equivalent DFA obtained using the subset construction could have?

Write a pseudocode and create a flowchart for interchanging values of two variables without using another (third) variable.

Create a temperature class that internally stores a temperature in degrees Celsius. However, create functions named setTempFahrenheit, setTempCelcius that takes input temperature in the specified scale, converts the temperature to Celsius, and stores that temperature in the class member variable. Also, create functions that return the stored

Consider the following Verilog code: and a1 ( w1, a, b ); not n1 ( w2, b ); or o1 ( f, w1, w2); This type of description of the cirucit is refereed to as (choose the best answer) A. strutural description B. behaviorial description C. and-or description D. procedural description E. object-oriented description

use the console class for validation and create a main classs Project 3 : Area Calculator Create an application that calculates the area of various shapes. Console Welcome to the Area Calculator Calculate area of a circle, square, or rectangle? ( c / s / r ) : c CIRCLE: Enter radius: 3 Area: 2 8 . 2 7 4 3 3 3 8 8 2 3 0 8 1 3 8 Continue? ( y / n )

Which of the following is an example of the CIA triad s confidentiality principle in action? 1 point Protecting online accounts with a password Preventing an unwanted download Making sure data hasn't been tampered with Preventing data loss

This homework is based on Problem 4.57 in the third edition of "Computer Systems, a programmers perspective" by Randal E. Bryant and David R. OHallaron , which is Problem 4.56 in the second edition. A portion of the problem from the textbook is shown below to make sure you are completing the correct problem... In our design of PIPE, we generate a
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PLEASE HELP ME FIX MY MISTAKE IN JAVA oks My library > CIS 176: Java Programming I home > 7.14: LAB: Output values below an amount zyBooks catalog ? Hel 7.14 LAB: Output values below an amount Write a program that first gets a list of integers from input. The input begins with an integer indicating the number of integers that follow. Then, get the
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To describe a queuing system, we use the term _ _ _ _ for the object that provides the service.

for any A' and B' input of the flc with the rule structure "if A and B then C" Explain the presence of the C control output using the max-dot inference method.

Over the past two years cloud service consumers have made 24,531 attempts to invoke a cloud services reporting capability. Of those attempts, 22,904 resulted in the successful execution of this capability. Based on these statistics, what is the reliability rating of the cloud services reporting capability?

The house that siblings grow up in would be an example of _ _ _ _ _ Question 9 options: A byproduct The nonshared environment The shared environment Noise

Express each of the following signed decimal numbers using 8-bit signed magnitude representation and 8-bit 2's complement representation
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Instructions: Only need help with Puzzle # 2 For puzzle # 1 , using the digits 1 to 9 , fill in the boxes to produce a log that meets the indicated requirements. Each digit can only be used once. Puzzle # 1 Directions: Using the digits 1 to 9 , fill in the boxes to produce a log that meets the indicated requirements. Each digit can only be used
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Draw the ER model (Crow's Foot model) for the following situations: Note: 1. Show the connectivity. 2. Show the attributes; identify the primary key and the foreign key. 3. Show the cardinality. 1. A company has many factories. Each factory manufactures between two and four products. A product can be manufactured in more than one factory. Each
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java; The circumference of a circle is given by . Declare double variables circleRadius and circleCircum. Then, read circleRadius from input and compute circleCircum using the formula.

. If a request from thread T4 arrives for (2, 2, 2, 4), can the request be granted immediately?

Identify all the RAW data dependencies in the following code. Which dependencies are data hazards that will be resolved by forwarding? Which dependencies are data hazards that will cause a stall? Using a graphical representation of the pipeline, show the forwarding paths and stalled cycles if any. add $3, $4, $2 sub $5, $3, $1 lw $6, 200($3) add

Consider a many - to - one recurrent neural network with 2 0 timesteps and a batch size of 3 2 ( batch size refers to the number of sequences fed into the network in one iteration ) . The network architecture is as follows: What of the following statement is incorrect?

Matlab only please 25. Show that lim sin(x-7/3)= 3. Do this by first creating a vector x that has the elements / 3-0. I , / 3-0.01 , / 3-0.0001 , / 3 + 0.000 l , / 3 + 0.01, and / 3 + 01. Then, create a new vector y in which each ele- ment is determined from the elements of x by Compare the ele- 4cos x-1 ments of y with the valueUse format long to
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Q 5 . Following on previous question assume that a classifier tells you that the response rates in first, second and third deciles of predicted probabilities ( in descending order ) are 2 0 % , 1 0 % and 1 0 % . So , what will be the cost of campaign if you need 2 0 0 0 0 responses. Show the steps in deriving the answer. Is there any financial

recall the miller's algorithm. the algorithm aims to find a function f

The best thing, a DBMS supports, is the abstraction. A DBMS supports three types of abstractions: Physical level, Logical or conceptual level, View level 1. Explain all the three types of abstractions. 2. Provide an example to illustrate the abstraction. You are NOT allowed to use the example given in the slides that explain the three abstractions

Q 3 : What are the data elements necessary to create an invoice for a customer? Create and save this query as a view named Invoice View ( MSSQL )
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Write a program in C++ to count from 00 to 99 with the following display: Write a program in C++ to count from 00 to 99 with the following display
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There are three levels of Reset, BrownOut Reset, Power-on Reset, and Power-Up Clear When is the Clock System reset? Brownout Reset (BOR) At power-up, the brownout circuitry holds device in reset until Ve is above hysteresis point Startup from BOR Three Levels of Reset RST/NMI pin is configured as reset VO pins are configured as inputs BOR is most
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Reaction time game. Connect an LED and a Pushbutton to two different pins. When the program starts, turn on the LED for a random time between 3 and 5 seconds. When the LED goes off, start timing in milliseconds. When the player presses the pushbutton stop timing and display his reaction time on the screen in exactly the format below where X is the

Implement to the java program down below. Set the title to Stopwatch and center the stage on the screen. Place all classes into one file. Output should look similar to the book. Name the program: GUIStopwatchXX.java, where XX are your initials. The old code is: package Chapter_16 ; import javafx . scene . layout . StackPane ; import javafx . util

Write a script to compute and print the surface area of a sphere with radius 1 0 . The surface area is given by 4 \ pi r ^ 2 where r is the radius and \ pi is 3 . 1 4 . Your script should include in - code comments as necessary to allow a reviewer of the program to understand the objective and functioning of it . Comments in Python begin with the

need to convert to a SciLab program, not MatLab 2. The distance of an object shot by a canon at an angle with respect to the x axis and with the initial velocity vo is given by 2 D(9)--sin(28) for 0 Where g 9.9 m/s? is the gravity constant. It is not hard to see that the distance is 0 when 6-0, and the distance is also 0 when -1112. It is also not
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13% . 9:09 PM myclasses.artinstitutes.ed UnIt 1: Week I -Case stuaies Concepts and Theories of Culinary Techniques Case Study: Due Week 2 before class starts As an Executive Chef you have assigned a newly hired cook to make the Brown Beef Stock for the upcoming week. Two hours later you walk through the kitchen and you notice that the stock is at
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Find using CRC whether the dataword will be accepted or not if Codeword=8+5+2+1+1AndDivisor=3+1.

When did Microsoft and IBM end their collaboration on OS / 2 ? Group of answer choices 1 9 9 0 1 9 8 6 1 9 9 5 2 0 0 1

An operating system uses the Bankers algorithm for deadlock avoidance when managing the allocation of three resource types X, Y, and Z to three processes P0, P1, and P2. The table given below presents the current system state. Here, the Allocation matrix shows the current number of resources of each type allocated to each process and the Max
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Using your favorite search engine, conduct a search for Internet of Things (IoT) vulnerabilities. During your search, find an example of an IoT vulnerability for each of the IoT verticals: industry, energy systems, healthcare, and government. Be prepared to discuss who might exploit the vulnerability and why, what caused the vulnerability, and

clearly describe three different examples(scenarios) for which: a). the use of relational DB would clearly be superior to that of mongoDB b). mongodb would do much better than arelational DB c). neo4j would clearly outperform both the mongoDB and a relational DB.

Question 13 1. Using the AP database. Write a SELECT statement that returns: AccountDescirption, LineItemCount, and LineItemSum. LineItemCount is the number of entries in the InvoiceLineItems table that have that AccountNo. LineItemSum is the sum of the InvoiceLineItemAmount column for that AccountNo. Filter the result set to include only those

Let L be the language consisting of all strings of the form a^m b^n , where m and n are positive integers and m n. Show that there is no finite-state automaton that accepts L

Write a loop to print all elements in hourly_temperature. Separate elements with a -> surrounded by spaces. Sample output for the given program with input: '90 92 94 95' 90 -> 92 -> 94 -> 95 Note: 95 is followed by a space, then a newline. CHALLENGE ACTIVITY 6.4.3: Hourly temperature reporting. Write a loop to print all elements in
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Someone help me with this assignment ASAP thank you so much in advance. For this Assignment, you will write one (1) program. Create an application that generates a quiz, which can be taken by multiple users: Prompt for the users first and last name, college major, and confidence in test taking (high, medium, or low). The quiz should contain six

What is the difference between: PLDs and FPGAs? Why the current industry is focusing on FPGA ? Give some applications fields of the FPGAs Mention most popular and current FPGA manufactures

A upp 1 Supp Supplier3 0.2 0.2 0.6 % small % medium 0.4 0.35 9 %large 10 Cost/value 0.2 75 Origirnal requirernents 12 13 Small 1 Medium 1 Large 16 % change in requirement USe Sglver o 15 19Valvs purchased Supplicr 1 Supplicr 2Supplicr 3 21 vailable with suplir 2400 1000 l. Actual required in cell temge E25 10E27 triusl be-Original requirernetts
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( Matlab or Python ) Consider the following linear system 4 x 1 + x 2 - x 3 + x 4 = - 2 x 1 + 4 x 2 - x 3 - x 4 = - 1 - x 1 - x 2 + 5 x 3 + x 4 = 0 x 1 - x 2 + x 3 + 3 x 4 = 1 Using the stopping criterion | | x ( k ) - x ( k - 1 ) | | 1 0 - 4 and zero vector x ( 0 ) = 0 as the initial guess, write the computer program for a . Jacobi method b .
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Enum can be used with a switch. Group of answer choices True False

Which of the following Selerium code is used to disable plagim and extensions while launching Chrome browser trom Selenium Web 0 river? System setproperty' 'webdriver. chrome driver". "Clkhromedtiver ene" ) . ChromeDptions moOption = now Chouseryptinnei. mjOption vetarguments / ' divable - plugins" ] : myOptions sethergaments'"dsable - estensions"
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