techzeero

from dash import Dash, dcc, html, Input, Output

app = Dash()

app.layout = html.Div([
    dcc.Dropdown(
        id='dropdown1'    # Dropdown id
        options=[{'label': 'India', 'value': 'India'},
                 {'label': 'Russia', 'value': 'Russia'},
                 {'label': 'USA', 'value': 'USA'}],     # Data to be shown in dropdown options

techzeero

from dash import Dash, dcc, html, Input, Output

app = Dash()

app.layout = html.Div([
    dcc.Dropdown(
        options=[{'label': 'India', 'value': 'India'},
                 {'label': 'Russia', 'value': 'Russia'},
                 {'label': 'USA', 'value': 'USA'}],     # Data to be shown in dropdown options
        value='India',    # Dropdown Default Value

techzeero

import dash
import dash_html_components as html
import dash_core_components as dcc
import plotly.express as px
from dash.dependencies import Input, Output


app = dash.Dash()

df = px.data.iris()

techzeero

@app.callback(Output(component_id='graph', component_property= 'figure'),
              [Input(component_id='dropdown', component_property= 'value')])

def graph_update(dropdown_value):
    fig = px.scatter(df[df["species"]==dropdown_value], x="sepal_width", y="sepal_length")
    
    fig.update_layout(title = 'Sapel Length and Width of Different Species',
                      xaxis_title = 'Sepal Width',
                      yaxis_title = 'Sepal Length')
    return fig

techzeero

app = dash.Dash()

df = px.data.iris()

app.layout = html.Div([
        html.H1(
            id = 'H1',
            children = 'Styling using html components',
            style = {'textAlign':'center', 'marginTop':40,'marginBottom':40}
        ),

techzeero

import dash
from dash import html
from dash import dcc
import plotly.express as px

techzeero

pip install dash
pip install dash-html-components                                         
pip install dash-core-components                                     
pip install plotly

techzeero

/*
  Home Automtion Using NodeMCU over a PHP Website
  Visit: https://techzeero.com/iot-projects/home-automation-over-online-server-using-nodemcu-and-php-website
*/

#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>

 const char* ssid = "CHANGE WITH YOUR WIFI NAME";
 const char* password = "CHANGE WITH YOUR WIFI PASSWORD";

techzeero

/* 
  Arduino Arithmetic Operators
  For more details, visit: https://techzeero.com/arduino-tutorials/arduino-arithmetic-operators/
*/

void setup() {
  int a = 2;
  int b = 3;
  int result;
  float result_fl;

techzeero

/* 
   Arduino String Manipulation by Functions
   For more details, visit: https://techzeero.com/arduino-tutorials/arduino-string-functionality/
*/

void setup() {
   char str[] = "This is my string"; // create a string
   char out_str[40]; // output from string functions placed here
   int num; // general purpose integer
   Serial.begin(9600);