Rf: Created page with "== Answers == * You get the hidden files * the `-l` is the long listing * this file is empty, it has no content. * by default ls will list files anywhere it can fi..."

2017-04-19T22:28:38Z

Created page with "== Answers == * You get the hidden files * the <code>-l</code> is the long listing * this file is empty, it has no content. * by default ls will list files anywhere it can fi..."

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== Answers ==

* You get the hidden files
* the <code>-l</code> is the long listing
* this file is empty, it has no content.
* by default ls will list files anywhere it can find them.
* this is the Present Working Directory, it tell us where all these files are.
* <code>sl</code> is the most common typo, so it became a trick program, try it and see

== Exercise: Focus only on directories ==

* Try postfixing the asterisk with a <code>/</code> and also give the <code>-d</code> option
ls -d */
* Once we find a file, and know its size and date, the poorly named <code>file</code> command will give use more details. Try
file *
* It's a lot of information, can it be explained?
* Another useful companion command to <code>ls</code> is <code>wc -l</code>, word counti iwht the line option. Try:
ls -l tes*[123].embl
wc -l tes*[123].embl
* What extra information are you getting?

Hdi2u S05 - Revision history

Rf: Created page with "== Answers == * You get the hidden files * the -l is the long listing * this file is empty, it has no content. * by default ls will list files anywhere it can fi..."

Rf: Created page with "== Answers == * You get the hidden files * the `-l` is the long listing * this file is empty, it has no content. * by default ls will list files anywhere it can fi..."