gilyes

Backup:
docker exec -t -u postgres your-db-container pg_dumpall -c > dump_`date +%d-%m-%Y"_"%H_%M_%S`.sql

Restore:
cat your_dump.sql | docker exec -i your-db-container psql -Upostgres

bjorand

for {
  func() {
			defer func() {
				if r := recover(); r != nil {
					fmt.Printf("panic: %v\n", r)
				}
			}()
    // CODE here
  }
}

kekru

FROM openjdk:8-jre
RUN echo "Europe/Berlin" > /etc/timezone && dpkg-reconfigure -f noninteractive tzdata
RUN mkdir /data
WORKDIR /data
ADD myapp.jar /data/myapp.jar

ENV springprofiles="" \
    MAXRAMIFNOLIMIT=4096

ENTRYPOINT MAXRAM=$(expr `cat /sys/fs/cgroup/memory/memory.limit_in_bytes` / 1024 / 1024) && \