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Install AWS CLI using following command

>pip install awscli

Integrated shell for AWS CLI, Can be used for tab completion, Command suggestions

>pip install aws-shell

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Install OpenCV under windows environment

• Install anaconda
• Create anaconda environment
• Use conda install -c menpo opencv3 to install opencv

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Install FFMPEG in ubuntu

sudo add-apt-repository ppa:mc3man/trusty-media

sudo apt-get update
sudo apt-get dist-upgrade

sudo apt-get install ffmpeg

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Get Mac id of ESP8266

#include <Arduino.h>
#include <ESP8266WiFi.h>
void setup() {
    Serial.begin(115200);
    Serial.println("Mac address:"+WiFi.macAddress());
}

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Get Mac ID

#include <Arduino.h>
#include <ESP8266WiFi.h>
void setup() {
    Serial.begin(115200);
    Serial.println("Mac address:"+WiFi.macAddress());
}

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Clear Jenkins build history

Use the following script to clear the build history from jenkins. Goto Manage Jenkins > Script Console and type the following script

// change this variable to match the name of the job whose builds you want to delete
def jobName = "Your Job Name"
def job = Jenkins.instance.getItem(jobName)

job.getBuilds().each { it.delete() }

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Troubleshooting

• When jenkins build throws following error

   Going to invoke xcodebuild:target: Sampleapp, sdk: DEFAULT, workspace: Sampleapp, clean: YES, archive:NO, symRoot: DEFAULT, buildDir: DEFAULT, developmentTeamID: XXXXXXX
  [Sampleapp] $ /usr/bin/xcodebuild -target Sampleapp -workspace Sampleapp.xcworkspace clean build DEVELOPMENT_TEAM=XXXXXXX
  xcodebuild: error: You cannot specify targets with a workspace.

xcodebuild: error: If you specify a workspace then you must also specify a scheme. Use -list to see the schemes in this workspace.

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Preparing RPi to connect with AWS IoT

Follow the steps to setup RPi as AWS IoT thing Do a Raspbian update by using following command

>sudo apt-get update
>sudo apt-get upgrade

Minimum Requirements

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Create a Thing

>aws iot create-thing --thing-name Thing1
 {
    "thingArn": "arn:aws:iot:us-west-2:747839..:thing/Thing1",
    "thingName": "Thing1"
}

List all Things

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Netcat : To Listen packet recieved in specific port Sample usecases

:\> nc -v -l 8089 ## Listen to the port 8089
:\> nc -v 127.0.0.1 8089