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gaiety / randomAlphaNumeric.js

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Great for simple dynamic items, like a dynamic html ID suffix

javascript random

1	# Returns random a-z0-9 pattern of 9 characters
2	# Example: qhp050kba
3
4	function randomAlphaNumeric() {
5	return Math.random().toString(36).slice(2)
6	}

gaiety / apt-has-upgradable.sh

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1	count=$(apt list --upgradable \| sed 's/\// /' \| awk '{print $1}' \| sed 1d \| wc -l)
2	if (($count == 0)); then
3	MESSAGE="System is up to date"
4	else
5	MESSAGE="System is not up to date. Remaining packages: $count"
6	fi

gaiety / head-tail-trim.sh

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1	echo foo\nbar\nbaz \| head -n 2
2	# foo
3	# bar
4
5	echo foo\nbar\nbaz \| tail -n 2
6	# bar
7	# baz

gaiety / bash-word-count.sh

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1	echo foo bar \| wc -w
2	# 2
3
4	echo foo\nbar\nbaz \| wc -l # multiple lines
5	# 3

gaiety / docker-reclaimed-space-prune.sh

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Docker system prune with reclaimed space results

bash docker grep prune

1	RESULT=$(docker system prune -a -f \| grep "reclaimed space")
2
3	echo "Docker system prune: $RESULT" # Reclaimed space 12GB

gaiety / rsync-status-check.sh

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rsync success/fail message

bash rsync script shell

1	# rsync ./src ./copy
2
3	if [ "$?" -eq "0" ]; then
4	# rsync succeeded, 2nd to last line of log has some data amount moved for a message
5	MESSAGE=$(tail $logFile -n 2 \| head -n 1)
6	else
7	# rsync failed, take last line and make it the message
8	MESSAGE=$(tail $logFile -n 1)
9	fi

gaiety / date-time-bash.sh

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Simple variables for the current date and time, great to include in logs for small scripts

1	currentDate=$(date +"%m_%d_%Y")
2	currentTime=$(date +"%T")
3
4	echo "Hello! It is $currentTime on the $currentDate" >> my-log.log

gaiety / Rsync the Linux Root Dir

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Without the cruft! It's nice to do a partial system root backup of Linux with rsync, this has a lot of excludes already for you.

bash rsync script shell

1	rsync -a \
2	--log-file=$logFile \
3	--exclude=/swap.img \
4	--exclude=/snap \
5	--exclude=/dev \
6	--exclude=/mnt \
7	--exclude=/proc \
8	--exclude=/sys \
9	--exclude=/tmp \
10	--exclude=/var/tmp \

gaiety / userIsTypingStuff.js

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Last active 3 months ago

Hack for JavaScript check to see if the user might be typing somewhere

1	let userIsTypingStuff = document.querySelectorAll('input:focus, textarea:focus').length !== 0;

gaiety / toWords.hs

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String To List Of Words

haskell

1	toWords :: String -> [String]
2	toWords x
3	\| length x == 0 = []
4	\| otherwise = takeWhile (/= ' ') x : toWords (drop 1 (dropWhile (/= ' ') x))