Chris Kobrzak chris-kobrzak

## touchid-in-iterm.md

      
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                chris-kobrzak
                / touchid-in-iterm.md
            
            
              Created
              January 8, 2025 15:54
            
              
                Enable TouchID from within iTerm2 (sudo)
              
          
    sudo cp /etc/pam.d/sudo_local.template /etc/pam.d/sudo_local
Add the line auth sufficient pam_tid.so to the beginning of /etc/pam.d/sudo
Save the file and open a new iTerm2 session

  
## takeWithTimerSaga.ts
function* takeWithTimerTask(
  eventName: AnyEvent['type'],
  timeoutEventName: AnyEvent['type'],
  timeout: number
) {
  const timerTask = yield* fork(
    fireEventAfterDelayTask,
    timeoutEventName,
    timeout
  )

## kill-high-cpu-processes.sh
#!/usr/bin/env bash

# 95% CPU utilisation
threshold=0.95

log_file="/var/log/kill-high-cpu-processes.log"

get_process_info() {
  process_id=$1
  ps -p "$process_id" -o pid,ppid,cmd,%cpu,%mem,stat --no-header | awk '{$1=$1};1'

## xcode-device-cleanup.sh
xcrun simctl list devices

# Remove old devices stored under ~/Library/Developer/CoreSimulator/Devices (and clogging the disk)
xcrun simctl delete unavailable

## find-duplicates.sh
# in this example we are removing JPG files sitting alongside .nef files
for name in `ls * | sed 's/.\{4\}$//' | sort | uniq -d`
do
  # Remove echo below to actually delete files
  echo rm $name.jpg
done

## verify-fstab.sh
#!/usr/bin/env sh

sudo findmnt --verify --verbose

## readonlyDecorator.ts
function readonly(target: any, name: string, descriptor: TypedPropertyDescriptor<() => void>) {
  descriptor.writable = false
  return descriptor
}

class Example {
  a: number

  @readonly
  b() {}

## gen_random_string.sql
CREATE OR REPLACE FUNCTION gen_random_string(_min_length INT = 3)
RETURNS VARCHAR
LANGUAGE SQL
AS '
SELECT substring(
  md5(random()::TEXT),
  0,
  _min_length + floor(random() * 10 + 1)::INT
)
';

## postgresql-commands.sh
# List all available database versions
aws rds describe-db-engine-versions --query '*[].[EngineVersion]' --output text --region eu-west-1 --engine postgres

aws rds describe-db-engine-versions --query '*[].[EngineVersion]' --output text --region eu-west-1 --engine aurora-postgresql

# Connect to Postgres via SSH's ProxyJump
ssh \
  -L 5555:your.private.postgres.hostname:5432 \
  -J your.proxy.hostname \
    private.hostname.with.access.to.postgres

## podman-scribble.sh
# Create a beefed up Podman virtual machine
podman machine init --cpus 3 --memory 6144 --disk-size 20
	function* takeWithTimerTask(
	eventName: AnyEvent['type'],
	timeoutEventName: AnyEvent['type'],
	timeout: number
	) {
	const timerTask = yield* fork(
	fireEventAfterDelayTask,
	timeoutEventName,
	timeout
	)
	#!/usr/bin/env bash

	# 95% CPU utilisation
	threshold=0.95

	log_file="/var/log/kill-high-cpu-processes.log"

	get_process_info() {
	process_id=$1
	ps -p "$process_id" -o pid,ppid,cmd,%cpu,%mem,stat --no-header \| awk '{$1=$1};1'
	xcrun simctl list devices

	# Remove old devices stored under ~/Library/Developer/CoreSimulator/Devices (and clogging the disk)
	xcrun simctl delete unavailable
	# in this example we are removing JPG files sitting alongside .nef files
	for name in `ls * \| sed 's/.\{4\}$//' \| sort \| uniq -d`
	do
	# Remove echo below to actually delete files
	echo rm $name.jpg
	done
	function readonly(target: any, name: string, descriptor: TypedPropertyDescriptor<() => void>) {
	descriptor.writable = false
	return descriptor
	}

	class Example {
	a: number

	@readonly
	b() {}
	CREATE OR REPLACE FUNCTION gen_random_string(_min_length INT = 3)
	RETURNS VARCHAR
	LANGUAGE SQL
	AS '
	SELECT substring(
	md5(random()::TEXT),
	0,
	_min_length + floor(random() * 10 + 1)::INT
	)
	';
	# List all available database versions
	aws rds describe-db-engine-versions --query '*[].[EngineVersion]' --output text --region eu-west-1 --engine postgres

	aws rds describe-db-engine-versions --query '*[].[EngineVersion]' --output text --region eu-west-1 --engine aurora-postgresql

	# Connect to Postgres via SSH's ProxyJump
	ssh \
	-L 5555:your.private.postgres.hostname:5432 \
	-J your.proxy.hostname \
	private.hostname.with.access.to.postgres
	# Create a beefed up Podman virtual machine
	podman machine init --cpus 3 --memory 6144 --disk-size 20