muka

• http://www.instructables.com/id/9V-Solar-Battery-Charger/
• https://www.arduino.cc/en/Reference/EEPROM
• https://www.electronicshub.org/solar-battery-charger-circuit/

muka

• https://www.hackster.io/ChrisSamuelson/lora-raspberry-pi-single-channel-gateway-cheap-d57d36
• https://www.esp32.com/viewtopic.php?t=2683

muka

TensorFlow Object Detection Model Training

This is a summary of this nice tutorial.

1. Install TensorFlow.

2. Download the TensorFlow models repository.

Annotating the dataset

muka

• edit Makefile set OPENCV=1 and GPU=1
• namespace error opencv/opencv#10963 (comment)
• CVAPI(cv::Rect)cvGetWindowImageRect(const char* name); https://stackoverflow.com/questions/48611228/yolo-compilation-with-opencv-1-fails

muka

apm install termrk

To use ctrl+` to toggle

keymap.cson

'atom-workspace':
  'ctrl-\`': 'termrk:toggle'   

muka

. /data/opt/intel/computer_vision_sdk_2018.2.300/bin/setupvars.sh
. openvino/env.sh

CGO_LDFLAGS="$CGO_LDFLAGS -lopencv_calib3d"

LD_LIBRARY_PATH=/home/l/git/github.com/openvino-docker/lib/x86_64-linux-gnu:$LD_LIBRARY_PATH
LD_LIBRARY_PATH=/data/opt/intel/computer_vision_sdk_2018.2.300/deployment_tools/inference_engine/lib/ubuntu_16.04/intel64:$LD_LIBRARY_PATH

export CGO_LDFLAGS
export LD_LIBRARY_PATH

muka

while [ 1 ]; do
    { echo -ne "HTTP/1.0 200 OK\r\nContent-Length: $(wc -c <index.html)\r\n\r\n"; cat index.html; } | nc -l 8080
done

muka

var mqtt = require('mqtt');
var client1 = mqtt.connect('mqtt://172.20.0.2');
var client2 = mqtt.connect('mqtt://172.20.0.3');

client1.on('connect', function () {
    client1.subscribe("foo")
});
client1.on('message', function (topic, message) {
    console.log("got msg", topic, message.toString());

muka

NET_NAME="project_default"
NAME="nats"
IP=docker network inspect $NET_NAME | grep $NAME -A 3 | grep "IP" | grep -Po "([0-9]+.[0-9]+.[0-9]+.[0-9])"
echo $IP

muka

const baseUrl = "https://aal-programme-info-day-2020.b2match.io/participants"
const data = require("./data.json")

const participantRow = (participant) => {
  let {
    id,
    user,
    organisation_name,
    organisation_type,