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You can number the lines in a file using a simple Python program. Here's an example:
with open('input.txt', 'r') as infile, open('output.txt', 'w') as outfile:
for line_number, line in enumerate(infile, start=1):
outfile.write(f"{line_number}: {line}")
This code reads from input.txt, numbers each line, and writes the numbered lines to output.txt. The enumerate function is used to keep track of the line numbers, starting from 1.
What else can I help you with?
Write a C program to extract a given word from a file?
program to extract a given word from a file
Write java program to merge alternate lines from file1 and file2 into file1?
I suggest something like this:* Open file1 and file2 * Create a temporary output file, for writing * Read a line from file1, write it into the output file * Read a line from file2, write it into the output file * Repeat the previous two steps, while you are not at end-of-file in either of the two files * At this point, if you are NOT at end-of-file in file1, read the remaining lines of file1, and write them to the output (you can write a loop for this). * Similarly, if you are NOT at end-of-file in file2, read and write the remaining file. * Close file1, file2, and the output file. * Copy the temporary output file back to file1 * Erase the temporary output file
What opening a file creates a file on a disk and allows the program to write data to it?
Opening a file...for writing!
How do I write a program to do the following... Write a VBA code to take the TippingBucketData.txt file and process it to generate an output file.?
Without knowing the contents of the TippingBucketData.txt file nor how to process it, it would be impossible to say how such a program would be written.
Write a C program that takes a binary file as input and finds error check using different mechanisms?
write a c program that takes a binary file as input and finds error check using different mechanisms.
Program in perl to compute the number of lines in a file?
You can compute the number of lines in a file using Perl with the following code snippet: my $filename = 'your_file.txt'; # Replace with your file name open(my $fh, '<', $filename) or die "Could not open file '$filename' $!"; my $line_count = 0; $line_count++ while <$fh>; close($fh); print "Number of lines: $line_count\n"; This script opens the specified file, reads through it line by line, increments the line count, and prints the total number of lines.
Write a C program to extract a given word from a file?
program to extract a given word from a file
Write java program to merge alternate lines from file1 and file2 into file1?
I suggest something like this:* Open file1 and file2 * Create a temporary output file, for writing * Read a line from file1, write it into the output file * Read a line from file2, write it into the output file * Repeat the previous two steps, while you are not at end-of-file in either of the two files * At this point, if you are NOT at end-of-file in file1, read the remaining lines of file1, and write them to the output (you can write a loop for this). * Similarly, if you are NOT at end-of-file in file2, read and write the remaining file. * Close file1, file2, and the output file. * Copy the temporary output file back to file1 * Erase the temporary output file
How do you write a shell script which counts the number of lines and words present in a given file?
#!/bin/sh wc -lw "$1"
What opening a file creates a file on a disk and allows the program to write data to it?
Opening a file...for writing!
What is the program which writes welcome to Nepal in a file?
To write "Welcome to Nepal" in a file, you can use a simple Python program. Here's an example: with open('welcome.txt', 'w') as file: file.write('Welcome to Nepal') This program opens a file named welcome.txt in write mode and writes the specified text to it. If the file does not exist, it will be created.
How do I write a program to do the following... Write a VBA code to take the TippingBucketData.txt file and process it to generate an output file.?
Without knowing the contents of the TippingBucketData.txt file nor how to process it, it would be impossible to say how such a program would be written.
How can write a c program to store students record in a file?
Write a console based C++ program that reads student information from a text file, build an array of objects of type class StudentInfo,
Write a shell script that counts the no of lines and words in a file?
You don't need a script, just use the 'wc' command: # Lines wc -l <file> # Words wc -w <file>
Write a program to show deleting a file?
#!/bin/bash rm -rf *
Write a C program that takes a binary file as input and finds error check using different mechanisms?
write a c program that takes a binary file as input and finds error check using different mechanisms.
Is it more efficient to store the data in a matrix then write it to the file at the end of the program or to write each element to the file as the program runs?
It shouldn't make significant difference, only if the matrix is huge -- in that case you shouldn't store it in memory.
