jornane

# Running this WILL make you cry.
# You have been warned.

rm -rf \
	/usr/local/etc \
	/usr/local/include \
	/usr/local/lib \
	/usr/local/libdata \
	/usr/local/man \
	/usr/local/sbin \

jornane

echo strtolower( strtr( base64_encode( random_bytes( 12 ) ), '/+9876', '012345' ) );

jornane

# NOTE: Need at least 8.1, does not work on 8.0
dnf install -y dnf-automatic
sed -i -e '/apply_updates/ s/no/yes/' /etc/dnf/automatic.conf
tee /etc/cron.daily/0autoreboot.cron <<EOF
#!/bin/sh
dnf needs-restarting -r >/dev/null || { reboot; exit 0; }
EOF
chmod +x /etc/cron.daily/0autoreboot.cron
systemctl enable --now dnf-automatic.timer

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# Recommended Firefox about:config settings

# Privacy
# https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections
extensions.blocklist.enabled;false
browser.safebrowsing.downloads.remote.enabled;false
browser.safebrowsing.malware.enabled;false
browser.safebrowsing.passwords.enabled;false
browser.safebrowsing.phishing.enabled;false
network.prefetch-next;false

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yum install -y yum-cron yum-utils
sed -i -e '/apply_updates/ s/no/yes/' /etc/yum/yum-cron.conf
tee /etc/cron.daily/0autoreboot.cron <<EOF
#!/bin/sh
needs-restarting -r >/dev/null || { reboot; exit 0; }
needs-restarting -s | grep -q auditd.service && { reboot; exit 0; }
needs-restarting -s | xargs --no-run-if-empty -n1 systemctl restart
EOF
chmod +x /etc/cron.daily/0autoreboot.cron

jornane

How to grow a partition in Linux

This guide will walk you through the steps required to grow a partition in Linux. You will have to reboot through this guide.

1. If possible, make a snapshot.

Often, you will want to grow the partition table because you made your virtual hard disk too small, and you tried to extend it in your hypervisor, only to find out that your partition is still the same size as it was before.

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Pushing things to QUAY without selling your soul

Quay is your next hip cloud thingy that's going to change the world. Here, we're going to use it as a Docker registry without giving it full write access to our GitHub account, because we're having cold feet.

You see, when you try to create a new Docker repository in Quay, it helpfully suggests pointing it to a GitHub repo, so it can do all Docker building stuff for you. But in order to let it do that, it wants to have full read and write access to all your repos, both private and public. Personally, I don't think

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import time

for i in range(1, 1000):
	i = i / 1000.0
	then = time.time()
	time.sleep(max(0, i - 0.005))
	now = time.time()
	while now - then - i < 0:
		now = time.time()
	print(round(now - then - i, 5))

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<?php
// https://blogs.msdn.microsoft.com/oldnewthing/20040315-00/?p=40253/
function sid2bin($sid) {
	if (!preg_match('/^S-(25[0-5]|2[0-4][0-9]|1?[0-9]{1,2})(-[1-9][0-9]*){3,255}$/', $sid)) throw new Exception('Not an sid');
	$segments = explode('-', $sid);

	$str = pack('hhnN', $segments[1], sizeof($segments)-3, $segments[2] >> 32, $segments[2]);
	for($i=3;$i<sizeof($segments);$i++) {
		$str .= pack('V', $segments[$i]);
	}

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<?php
function getRedirectTo(string $appBaseUrl, $server, $redirectTo = ''): string {
	$returnUrlData = strlen($redirectTo) > 0
		? parse_url($redirectTo, PHP_URL_SCHEME|PHP_URL_HOST|PHP_URL_PORT|PHP_URL_PATH|PHP_URL_QUERY|PHP_URL_FRAGMENT)
		: []
		;
	$appBaseUrlParsed = parse_url($appBaseUrl, PHP_URL_SCHEME|PHP_URL_HOST|PHP_URL_PORT|PHP_URL_PATH|PHP_URL_QUERY|PHP_URL_FRAGMENT)
	if (!array_key_exists($returnUrlData, 'scheme')) {
		if (array_key_exists($appBaseUrlParsed, 'scheme')) {
			$returnUrlData['scheme'] = $appBaseUrlParsed['scheme'];