In Linux Say there is a file, students, under your home directory. Here is the content of the file students: 1001, Joe Smith, 111 Main Street 1002, Mary Johnson, 287 Broadway Ave 1003, Taylor Farlan, 255 Becker Street Use cut command to show only the third column of the file (only write down the command)

in c# i need to Write the program named DirectoryInformation that allows a user to continually enter directory names until the user types end. If the directory name exists, display a list of the files in it; otherwise, display the following message, Directory foo does not exist, to indicate the directory does not exist (foo would be the name of the directory to be checked) . Create as many test directories and files as necessary to test your program. An example of the program is shown below: Enter a directory >> lorem lorem contains the following files lorem/ipsum.txt Enter another directory or type end to quit >> foo Directory foo does not exist

INSTRUCTIONS:Your client owns a bookstore, and you will find attached; a text file called Samsbooks.txt withtitles of all the books in the store. Write and Print all the duplicate titles to a file calledSamsDuplicate.txt. : BOOK TITLES  And Then It's Spring Baby Bear Sees Blue Beach Feet Jimmy the Greatest! Boot & Shoe Boy & Bot Cat Tale Creepy Carrots! Jimmy the Greatest! Dog in Charge Eggs 1 2 3 Extra Yarn Ganesha's Sweet Tooth Green Happy Like Soccer H.O.R.S.E.: A Game of Basketball and Imagination The Insomniacs Boy & Bot It's a Tiger! Jimmy the Greatest! King Arthur's Very Great Grandson Me and Momma and Big John The Quiet Place Robin HoodStep Gently Out Up, Tall and High Z Is for Moose The Elephant's Friend and Other Tales from Ancient India.The Goldilocks Variations The Great Race: An Indonesian Trickster TaleKing Arthur's Very Great Grandson Hans My Hedgehog: A Tale from the Brothers Grimm. Paul Bunyan and Babe the Blue Ox: The Great Pancake Adventure Robin HoodThe…

1. In an earlier assignment, you created a fileAsst directory containing several files. Give a command that will create a file named listing.dat, in your current (commandsAsst) directory, containing a list of the names of all the files in your fileAsst directory. The listing must not include dates, file sizes, or any information other than the names. 2. Someone has decided that the function sequentialInsert, declared in -cs252/Assignments/commandsAsst/project/arrayops.h, should be renamed orderedInsertion. Give a command to produce the altered version the header file, saving it as ~/UnixCourse/commandsAsst/arrayops.h (Something to think about: Why would the same approach not work well for changing the variable name i to i0?) 3. Sometimes programmers propose changes to an existing software definition and need to know what other code could be affected by the change. Suppose that you are a programmer who has proposed a change to the C/C++ data type known as "timespec". You know that there…

If the file to be opened exists, the method erases the________ file’s contents.a. AppendTextb. CreateText c. InsertTextd. OpenText

you will need to create the following textbook specified files. Use vi to create these files:  test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command creates a new file chapter consisting of the contents of the files section1, section2, section3, and section4, with all lines numbered?

please helpe me  Take a picture of the input and output   Create a file in Kali Linux root directory with the name MyTest.txt.a. Generate a hash value for the above file.b. Make some changes to the text of the file and generate again the hash valueWrite about the change that you noticed. Display all the outputs one by one

A student wants to write into a file called myfile, without deleting its existing content. Which one of the following functions should he or she use?   f = open('myfile', 'r') f = open('myfile', 'w+b') f = open('myfile', '+') f = open('myfile', 'a')

Note that lastlog file in /var/log is not a text file, to view the file use lastlog command   linux redhat command only pls

Which parameter describes the destination directory which would contain the archive? a) -archiveName <name> b) <source> c) <destination> d) none of the mentioned