| # Windows (receiver) side: | |
| .\ffplay.exe -nodisp -ac 2 -acodec pcm_u8 -ar 48000 -analyzeduration 0 -probesize 32 -f u8 -i udp://0.0.0.0:18181?listen=1 | |
| # Linux (transmitter) side: | |
| pactl load-module module-null-sink sink_name=remote | |
| ffmpeg -f pulse -i "remote.monitor" -ac 2 -acodec pcm_u8 -ar 48000 -f u8 "udp://RECEIVER:18181" | |
| pavucontrol # Change the default output to the Null sink or move single applications to this "output" device. |
| # Count total EBS based storage in AWS | |
| aws ec2 describe-volumes | jq "[.Volumes[].Size] | add" | |
| # Count total EBS storage with a tag filter | |
| aws ec2 describe-volumes --filters "Name=tag:Name,Values=CloudEndure Volume qjenc" | jq "[.Volumes[].Size] | add" | |
| # Describe instances concisely | |
| aws ec2 describe-instances | jq '[.Reservations | .[] | .Instances | .[] | {InstanceId: .InstanceId, State: .State, SubnetId: .SubnetId, VpcId: .VpcId, Name: (.Tags[]|select(.Key=="Name")|.Value)}]' | |
| # Wait until $instance_id is running and then immediately stop it again | |
| aws ec2 wait instance-running --instance-id $instance_id && aws ec2 stop-instances --instance-id $instance_id | |
| # Get 10th instance in the account |
| GET https://api.example.com/player/1234567890 | |
| { | |
| "collection": { | |
| "version": "1.0", | |
| "href": "https://api.example.com/player", | |
| "items": [ | |
| { | |
| "href": "https://api.example.com/player/1234567890", | |
| "data": [ | |
| {"name": "playerId", "value": "1234567890", "prompt": "Identifier"}, |
Tools
Presentations
| # ~/.jq/jwt.jq | |
| # | |
| # Ex. | |
| # jq -R 'import "jwt" as jwt; jwt::decode' /tmp/jwt_to_decode | |
| # | |
| # this is a alternative to: | |
| # jq -R 'split(".") | .[0],.[1] | @base64d | fromjson' /tmp/jwt_to_decode | |
| # | |
| # still possible to use an alias for either command but this appears to be more scalable. |
