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RethinkDB Cheat Sheet

Create database

r.dbCreate('mydb')

List databases

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// import the validator


class Login extends StatefulWidget {

  @override
  _LoginState createState() => _LoginState();
}

class _LoginState extends State<Login> {

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import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';

void main() {
  runApp(
    MaterialApp(
      home: HomeScreen(),
    ),
  );
}

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import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:http/http.dart';
import 'package:malindi_sub_county_app/models/input_fields.dart';
import 'package:malindi_sub_county_app/ui/widgets/custom_shape.dart';
import 'package:malindi_sub_county_app/ui/widgets/customappbar.dart';
import 'package:malindi_sub_county_app/ui/widgets/responsive_ui.dart';
import 'package:malindi_sub_county_app/ui/widgets/textformfield.dart';

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import 'dart:async';
import 'package:firebase_auth/firebase_auth.dart';
import 'package:google_sign_in/google_sign_in.dart';

class UserRepository {
  final FirebaseAuth _firebaseAuth;
  final GoogleSignIn _googleSignIn;

  UserRepository({FirebaseAuth firebaseAuth, GoogleSignIn googleSignin})
      : _firebaseAuth = firebaseAuth ?? FirebaseAuth.instance,

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void main(){
  
  String res = "LatLng(-1.4752891, 36.39483943)";
  
  String latitude = res.substring(res.indexOf("(")+1,res.indexOf(","));
  String longtitude = res.substring(res.indexOf(",")+1,res.indexOf(")"));
  print("Longitude $longtitude and latitude $latitude");
}

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class FirstPage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Material(
      child: Center(child: Text("First Page")),
    );
  }
}

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<script>
    // window.calculateAvailableDates takes in an array of options as a
    // parameter then traverse the list for each it will run the calculateAvailableDatesInternal
    // that returns a list of available dates
    window.calculateAvailableDates = function(optionsArray) {
        if (optionsArray.length == null) {
            console.error("We cannot traverse an empty list");
        }
        optionsArray.array.forEach(oneOption => {
            window.calculateAvailableDatesInternal(oneOption);

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package main 

func main() {

	s := time.Now()
	args := os.Args[1:]
	if len(args) != 6 { // for format  LogExtractor.exe -f "From Time" -t "To Time" -i "Log file directory location"
		fmt.Println("Please give proper command line arguments")
		return
	}

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sudo yum update httpd
sudo yum install httpd
sudo yum install firewalld
sudo systemctl enable firewalld
sudo systemctl start firewalld
sudo firewall-cmd --permanent --add-service=http
sudo firewall-cmd --permanent --add-service=https
sudo firewall-cmd --reload
sudo systemctl start httpd
sudo systemctl status httpd