brannondorsey

#!/bin/bash

# A script for shutting down an idle VM with GPUs attached when they are idle and there
# are no users logged in. Add the below crontab via `crontab -e` to run this script every
# 10 minutes and append its output to a log:
#
#   */10 * * * * ~/shutdown_idle_gpu_machine.sh >> ~/shutdown_idle_gpu_machine.log 2>&1
#
# This script should live in your HOME directory. Your user should have sudoer privileges.

youkergav

# Define imports.
from time import time, strftime
from datetime import datetime
from glob import iglob
from os import path, system
from sys import exc_info
from subprocess import Popen, PIPE
from curses import initscr, noecho, cbreak, echo, nocbreak, endwin
from psycopg2 import connect

davidbradway

Setup

Headless reinstall and update https://raspberrypi.stackexchange.com/a/57023

Enable SSH on the SD Card

• create a text file in /boot/ called ssh

Once you can SSH in:

anis-campos

#----- Create a Docker for cross-compilation -----#
mkdir build && cd $_
docker run -it --rm -v `pwd`:/build golang:1.8.3 /bin/bash
#----- Inside docker -----#
go get github.com/elastic/beats       
cd /go/src/github.com/elastic/beats/filebeat/
git checkout v5.6.3
GOARCH=arm go build
cp filebeat /build
exit

innovia

#!/bin/bash
set -e
set -o pipefail

# Add user to k8s using service account, no RBAC (must create RBAC after this script)
if [[ -z "$1" ]] || [[ -z "$2" ]]; then
 echo "usage: $0 <service_account_name> <namespace>"
 exit 1
fi

joshbuchea

Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

Example

brannondorsey

Count the number of unique characters in a file

# https://unix.stackexchange.com/questions/5010/how-can-i-count-the-number-of-different-characters-in-a-file
# works for linux. There is a variation for MacOS in the link ^
sed 's/\(.\)/\1\n/g' text.txt | sort | uniq -c # sort -nr # uncomment this to sort the list by frequency

Replace a string in all instances of files in a directory

kylemcdonald

ppwwyyxx

Use A3C (asynchronous advantage actor-critic) written in TensorFlow. Training code, model & evaluation code at this repo

Gist doesn't have notifications, please use repo issues to discuss.

c5e3

#!/bin/bash

# ./hackrf_baudline.sh <frequency> <samplerate> <IFgain> <BBgain>

FFT=$((${2}/1000000*2048))
mkfifo /tmp/fifo
hackrf_transfer -r /tmp/fifo -l $3 -g $4 -f $1 -s $2 >> /dev/null &
cat /tmp/fifo | baudline -stdin -quadrature -record -channels 2 -flipcomplex -format s8 -overlap 100 -memory 512 -fftsize ${FFT} -basefrequency $1 -samplerate $2 && rm /tmp/fifo