UNIX basics - Revision history

Andre Castro at 16:32, 14 September 2019

2019-09-14T16:32:49Z

← Older revision		Revision as of 18:32, 14 September 2019
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	cat silvio.txt \| dadadodo -c 1 - \| espeak		cat silvio.txt \| dadadodo -c 1 - \| espeak


			[[Category:Cookbook]]

Andre Castro at 16:31, 14 September 2019

2019-09-14T16:31:48Z

← Older revision		Revision as of 18:31, 14 September 2019
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	** do the conversion		** do the conversion

	===audio==		===audio===
	* text-to-speech: espeak		* text-to-speech: espeak

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	===chaining programs aka piping ==		===chaining programs aka piping ===

	echo HI WORLD \| figlet -f /home/pi/figlet-fonts/ticksslant.flf > /dev/ttyUSB0		echo HI WORLD \| figlet -f /home/pi/figlet-fonts/ticksslant.flf > /dev/ttyUSB0

Andre Castro: /* Tools: */

2019-09-14T16:31:17Z

Tools:

← Older revision		Revision as of 18:31, 14 September 2019
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	==Tools:==		==Tools:==
	=== Input reading: ===		=== Input reading: ===
	* cat		* echo - echo what text is in front of the command
			* cat - concatonate (aka) print the content of a file
	* wget - network downloader		* wget - network downloader
	* sed - to read specific file lines: sed -n LINENUMBERp e.g sed -n 4p sed -n 5,10p		* sed - to read specific file lines: sed -n LINENUMBERp e.g sed -n 4p sed -n 5,10p
	* wc - word/line/character counter		* wc - word/line/character counter
			* dadadodo - markov-chain based text generator
			** <code>cat myfile.txt \| dadadodo - </code>

	===ascii art===		===ascii art===
	* figlet		* figlet
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	** jpg image		** jpg image
	** do the conversion		** do the conversion

			===audio==
			* text-to-speech: espeak

	=== social tools ===		=== social tools ===
	* write username - chat with the users		* write username - chat with the users
	* wall - message to all users		* wall - message to all users


			===chaining programs aka piping ==

	echo HI WORLD \| figlet -f /home/pi/figlet-fonts/ticksslant.flf > /dev/ttyUSB0		echo HI WORLD \| figlet -f /home/pi/figlet-fonts/ticksslant.flf > /dev/ttyUSB0
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	sort --random-sort userlist.txt \| head -n 1		sort --random-sort userlist.txt \| head -n 1

	* dadadodo - markov-chain based text generator
	* text-to-speech: espeak
	cat silvio.txt \| dadadodo -c 1 - \| espeak		cat silvio.txt \| dadadodo -c 1 - \| espeak

Andre Castro: Created page with " ==Tools:== === Input reading: === * cat * wget - network downloader * sed - to read specific file lines: sed -n LINENUMBERp e.g sed -n 4p sed -n 5,10p * wc - word/line/char..."

2019-09-14T16:27:05Z

Created page with " ==Tools:== === Input reading: === * cat * wget - network downloader * sed - to read specific file lines: sed -n LINENUMBERp e.g sed -n 4p sed -n 5,10p * wc - word/line/char..."

New page

==Tools:==
=== Input reading: ===
* cat
* wget - network downloader
* sed - to read specific file lines: sed -n LINENUMBERp e.g sed -n 4p sed -n 5,10p
* wc - word/line/character counter
===ascii art===
* figlet
* toilet
* cowsay
* jp2a
** install it: sudo apt-get install jp2a
** jpg image
** do the conversion

=== social tools ===
* write username - chat with the users
* wall - message to all users

echo HI WORLD | figlet -f /home/pi/figlet-fonts/ticksslant.flf > /dev/ttyUSB0
echo "yolo" | figlet -f /home/pi/figlet-fonts/weird.flf > /dev/ttyUSB0
echo "yolo" | figlet -f /home/pi/figlet-fonts/madrid.flf

=== Text Processing:===
* sed - stream editor for replacing terms/character. e.g. where e is replaced by 3: sed 's/e/3/g'
cat mona.txt | sed 's/0/?/g'
cat mona.txt | sed 's/e/3/g'| sed 's/o/0/g'| sed 's/a/4/g'

* sort - sort (alphabetically) lines of text files
sort --random-sort userlist.txt | head -n 1

* dadadodo - markov-chain based text generator
* text-to-speech: espeak
cat silvio.txt | dadadodo -c 1 - | espeak