how to use flowmeter for oxygen cylinder



in above flow meter we have 4 sections
one indicates how much pressure we relaease from cylinder


cylinder anti clock wise rotation

using wrench to release the oxygen

and clockwise -> tight the cylinder



fully off the 2 to not release oxygen 

if oxygen is release -> in 3 section knob wil fly in that bottle

and 4 some bubbles willl came


fully cylinder it shows 150 presure

while release the gas in cylinder -> 2 must close

otherwise it damage

release the knob in cylinder-> slowly open the or on the 2, gas comes out or not check that


how to write a function in router js without page in vuejs( logout function it cals from router)

 call a function from main js into router in vuejs

// main.js export function myFunction() { // function code here }

// router.js import { myFunction } from '@/main.js'

// router.js myFunction()

how to write a fucntion in router in vujes in place of component word


// router.js const routes = [ { path: '/my-route', name: 'MyRoute', // Define a function instead of a component // The function takes the resolve callback as an argument // The resolve callback is called with the component that should be displayed // This allows you to perform asynchronous operations before displaying the component component: (resolve) => { // Perform some asynchronous operation here // For example, fetch data from an API axios.get('/my-data').then(response => { // Once the data is fetched, call the resolve callback with the component that should be displayed resolve({ // Define the component that should be displayed template: '<div>{{ responseData }}</div>', // Use the data that was fetched in the component data() { return { responseData: response.data } } }) }) } } ] const router = new VueRouter({ routes }) export default router

ow to call a fucntion from main.js into router in vujes in place of component word

// router.js import Vue from 'vue' import VueRouter from 'vue-router' Vue.use(VueRouter) const router = new VueRouter({ routes: [ { path: '/my-route', name: 'MyRoute', beforeEnter: (to, from, next) => { // Call the function from main.js here myFunction() // Call next() to allow navigation to proceed next() } } ] }) export default router
import { myFunction } from '@/main.js'


in vuejs cals logout from url, then it have to call a function from main js


// router.js import Vue from 'vue' import VueRouter from 'vue-router' Vue.use(VueRouter) const router = new VueRouter({ routes: [ { path: '/logout', name: 'Logout', beforeEnter: (to, from, next) => { // Call the function from main.js here logout() // Call next() to allow navigation to proceed next('/') } } ] }) export default router

// main.js export function logout() { // Perform any logout operations here // For example, clear the user's session or local storage sessionStorage.clear() }

how to export a method in main js which is written in vue.mixins

// mixin.js export default { methods: { myMethod() { // Do something here } } }
// main.js

import Vue from 'vue'
import MyMixin from '@/mixins/my-mixin'

Vue.mixin(MyMixin)

// Export the method from main.js
export function myMethod() {
  // Call the method defined in the mixin
  this.myMethod()
}







how to share our hosting to another domain which is hosted on another site

go to cpanel

and go to shared hosting

ist create domain in ur domain paenla nd root ur domain path to one folder

in that go to zone editor






click on manage 

and click on add record


in valida zone name 

enter domain name

and add ip address of oher person


click on save record


ater that enter url domain in broweser

is ur hosting has one ip address , tha ip address enters in other person server

camel case function

 camelCaseFunction(data){

-            var arr = data.split(/[_]/);

-            var newStr = "";

-            for (var i = 0; i < arr.length; i++) {

-                newStr += arr[i].charAt(0).toUpperCase() + arr[i].slice(1)  +(',');

-            }

-            newStr = newStr.replace("-"," ")

-            return newStr;

         }

Event listening in react

 How we can listen to som eevents some envents fire like click or automatically user enters into input button , that is event on word type i...