* Linux
** Check Version
centOS lsb_release -a	[CentOS]
cat /etc/os-release [Ubuntu]
** screen/docker 
*** TERM=xterm-256color  
** gzip
gzip 2020-06-09.shop.sql 
gunzip 2020-06-09.shop.sql.gz 
gzip -c 2020-06-06.shop.sql > sql.gz	#Keep original file

* Docker
** Rename Container
docker rename my_container my_new_container
** Rename Image for pushing
docker image tag d583c3ac45fd myname/server:latest
** Push 
https://hub.docker.com/?overlay=onboarding&step=ship
*** Server 
docker run -p 5000:5000 registry
*** Client (Pusher)
docker image tag 696d45464111 localhost:5000/celwk/can-lisp
docker push localhost:5000/celwk/can-lisp

localhost maybe celwk.com 
** Postgres
docker network create shoapp
docker run -d --net=shoapp --name podb -e  POSTGRES_PASSWORD=qqqq -e POSTGRES_HOST_AUTH_METHOD=trust -p 8989:5432 postgres
PGDATABASE="postgres" psql -U postgres -h 0.0.0.0 -p 8989
apt-get install postgresql-client  **On Another Container**
docker network inspect shoapp	=> "IPv4Address": "172.18.0.2/16"
psql -h 172.18.0.2 -U postgres shop3	

psql -h 0.0.0.0 -p 8989 (On the Container Host--Mac)
** Go back to host system without exiting:
*** *Ctrl+P+Q*
*** docker attach containerId  [to go back]

* Posrgres
** Check where is the data file
show data_directory;
** Show runtime params
show all;
** Show Config File 
SHOW config_file;
SELECT name, setting FROM pg_settings WHERE category = 'File Locations';
*** Update pg_hba.conf 
SELECT pg_reload_conf(); 
** Login Remote
ALTER USER postgres with password '1****2qqqq';	# In host
export PGDATABASE=shop3
export PGUSER=postgres
export PGHOST=celwk.com
export PGPASSWORD=1****2qqqq
** Update database on server
psql -h celwk.com 
drop database shop3;
\i ~/Desktop/shop3.sql;
** Update remote address connection availability

select name, setting from pg_settings where category = 'File Locations';

https://support.plesk.com/hc/en-us/articles/115003321434-How-to-enable-remote-access-to-PostgreSQL-server-on-a-Plesk-server-
postgresql.conf:
listen_addresses = '*'

https://www.postgresql.org/docs/current/auth-pg-hba-conf.html
pg_hba.conf:
host all          all             0.0.0.0/0               md5


https://webhostinggeeks.com/howto/how-to-start-stop-restart-postgresql-database-server-on-linux-centos-6-2-server/
Require Restart:
/etc/rc.d/init.d/postgresql status
/etc/rc.d/init.d/postgresql restart 

* VSCode
** Format Document
shift + alt + F
** Toggle Side Bar
cmd + b
** Toggle Tab Bar
cmd + ctrl + w
** Fold All
cmd + k + 0
** Unfold All 
cmd + k + j
** See All Key Dinding
cmd + k + s
** Toggle Terminal
ctrl + `
* JavaScript
** RegExp
/abc.ef/s.test('abc\nef')	=> true,  's' means . for all including \n
* Chrome
thisisunsafe