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curl -OlL "https://github.com/Carthage/Carthage/releases/download/0.9.4/Carthage.pkg"
sudo installer -pkg "Carthage.pkg" -target /
rm "Carthage.pkg"

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    tableView.backgroundColor = UIColor.clear()
    let blurEffect = UIBlurEffect(style: .light)
    let blurEffectView = UIVisualEffectView(effect: blurEffect)
    tableView.backgroundView = blurEffectView

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"CEST": "Europe/Paris", 
"WEST": "Europe/Lisbon", 
"CDT": "America/Chicago", 
"EET": "Europe/Istanbul", 
"BRST": "America/Sao_Paulo", 
"EEST": "Europe/Istanbul", 
"CET": "Europe/Paris", 
"MSD": "Europe/Moscow", 
"MST": "America/Denver", 
"KST": "Asia/Seoul", 

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mr	Marathi
bs	Bosnian
ee_TG	Ewe (Togo)
ms	Malay
kam_KE	Kamba (Kenya)
mt	Maltese
ha	Hausa
es_HN	Spanish (Honduras)
ml_IN	Malayalam (India)
ro_MD	Romanian (Moldova)

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#install
brew install postgres

#Create db
initdb /path/to/db
#creates user with same name as logged OS user without password

#create user
createuser --pwprompt username

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extension ObservableType {
    func polling(interval: RxTimeInterval, scheduler: SchedulerType = MainScheduler.instance) -> Observable<E> {
        return Observable<Int>.interval(interval, scheduler: scheduler)
            .flatMapFirst { _ in
                return self.asObservable()
            }
    }
}

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Observable.deferred {
 return NotificationCenter.default
 .rx
 .notification(notifName)
 .map { _ ... }
 .startWith(IdentityProviderManager.hasFacebookIdentity)
 }.distinctUntilChanged()```

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Run container with specified pgdata path:
docker run --name pgs-test -p 5432:5432 -v /Users/{user}/pgdata:/var/lib/postgresql/data -e POSTGRES_USER=usr -e POSTGRES_PASSWORD=pass1 -e POSTGRES_DB=db -d pgs-test

Backup:
docker exec pgs-test bash -c 'pg_dump -U usr --format=t --file=/pgback/back1.tar todo'

Restore:
docker exec pgs-test bash -c 'pg_restore -Uusr --create --clean --dbname=todo /pgback/back1.tar'

#dump db

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Archive and zip: tar -zcvf test.tar.gz test.txt
Unzip: tar -zxvf test.tar.gz

List ordered by size: ls -lS
Return first field from text file (space delimeted): cut -d" " -f1 somefile.txt (-d delimeter, -f field number)

SSH not send locale:
Remove SendEnv LANG LC_* line in /etc/ssh/ssh_config

SSH not accept locale: 

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#Delete docker container by name example
#!/bin/bash
CONTAINERID="$(docker ps | grep $1 | cut -d" " -f1)"
docker rm -f $CONTAINERID 1> /dev/null 2> /dev/null
if [ $? -eq 0 ]
then
  echo "Successfully delete container $CONTAINERID"
  exit 0
else
  echo "Container not found" >&2