general.md

CREATING A NODEJS COMMAND-LINE

https://x-team.com/blog/a-guide-to-creating-a-nodejs-command/

Run code inside the docker for local development (un-dockerize )

Run docker in a interactive mode and map ports

docker images 

docker run -it -p 8080:3000 82dc2c654910

sudo su -

any app can be downloaded

git clone https://github.com/topcoder-platform/community-app.git 

cd react-docker/

npm i

npm start

youtube-dl with numbering files

youtube-dl -o "%(playlist_index)s-%(title)s.%(ext)s" <playlist_link>

rsync -rPz /my/local/dir/ workstation:/my/remote/dir

curl -L -O xyzfile

tar -xvf xyz.tar.gz

sudo systemctl restart network

Search in a file

sudo grep -r "grub" /var/log/boot.log | less

sudo sed -n '/Mounted/p' /var/log/boot.log | less

grep -r "ERROR" ap-challenge-2018-05-10.log | tail -n 50

Network practice

Packet tracer, GNS3 with VM NAT, Bridge, Host Only NAS, SAN, FreeNAS, OPenfiler, Starwind IDS, IPS, OpenSwitch, Vritual Router

Github kungfu

Replace brach with another branch

https://stackoverflow.com/questions/30105210/git-overwrite-master-with-branch/41490301

Example - replace develop with master

git checkout master
git merge -s ours --no-commit develop
git commit -m "Sync with master"     # Add a message regarding the replacement that you just did
git checkout develop
git merge master