ch1/

Dup1 prints the text of each line that appears more than once in the standard input, preceded by its count.

Dup2 prints the count and text of lines that appear more than once in the input.

Echo1 prints its command-line arguments.

Echo2 prints its command-line arguments.

Echo3 prints its command-line arguments.

Fetchall fetches URLs in parallel and reports their times and sizes.

Echo2 prints its command-line arguments.

Dup takes a list of filenames and reports the number of times a line of text occurs if it happens to occur more than once.

Lissajous generates GIF animations of random Lissajous figures.

Lissajous generates GIF animations of random Lissajous figures.

Fetch prints the content found at a URL

Fetch prints the content found at a URL

Fetch prints the content found at a URL

Fetch prints the content found at a URL

Fetchall fetches URLs in parallel and reports their times and sizes.

Lissajous generates GIF animations of random Lissajous figures.

Server2 is a minimal "echo" and counter server.

Server1 is a minimal "echo" server.

Server2 is a minimal "echo" and counter server.