vijaydeepak-tt

mongod --dbpath "local db path(EX: F:\mongoDataBase\data)" ---> setting th db path in our local system.

mongo ---> starts the db.

mongodump ---> it will backups the database, inside the bin folder inside the dump folder.

mongorestore ---> restores all the backuped datas.

mongodump --db dbName ---> backups selected database.

vijaydeepak-tt

1) use dbName --- goes to selected db, if it not exist it will create a new db on that name.

2) db --- returns the name of the current db we selected

3) show dbs --- returns the list of dbs which contains any datas.

4) db.collectionName.insert(json object) --- inserts a data inside the selected collection name.

5) db.dropDatabase() --- drops the current database.

vijaydeepak-tt

Syntax to get the params passed in url: 
                  this.props.match.params.userDefinedParam

vijaydeepak-tt

Installation: 

npm i --save-dev webpack
npm i --save-dev babel-core babel-loader webpack-dev-server babel-preset-es2015 babel-polyfill


Html:

/build/index.html

vijaydeepak-tt

install ionic cordova -g ---> Installing ionic cli in global
ionic start <projectname> <templatename> ---> To create the ionic project
ionic serve - to run the application in the browser.
ionic lab - to run the application in browser window with 3 platform screens.
ionic cordova platform add android or ios ---> to setup the platform
ionic cordova resources ---> creates the icon and splash images of different sizes of our images and splash paste in the resources folder.
ionic cordova run android ---> to run the application on the Androis SDK device.
ionic cordova run android -l ---> this cmd enables the live reload of the application.
ionic generate component, directive, page, pipe, provider, tabs ---> used to generate any of the mention, use only one at a time.
ionic plugin add <pluginname> - used to add any plugins in the project.

vijaydeepak-tt

git(DVCS - Distributed Virsion Control System) - bash cmd's:

git - bash common CMD's:

cd ..   --> go back directory.

pwd   --> returns the full path of the repository.

clear   --> clears the bash.

vijaydeepak-tt

#Generate APK:

run "ionic cordova build --release android".

It generates the unsigned apk file.

#Sign The Apk:

Check Keytool in cmd, if working no problem, otherwise install jdk and add the jdk bin path to the path Environment Variable.(C:\Program Files\Java\jdk1.7.0_79\bin)

vijaydeepak-tt

const array = [{age:44,name:'vinay'},{age:24,name:'deepak'},{age:74,name:'suresh'}];

const sort = (type, array, direction) => {

	return array.slice(0).sort(function(a,b) {
		if(direction==='asc') {
			return (a[type] > b[type]) ? 1 : (a[type] < b[type]) ? -1 : 0;
		}
		else if(direction==='dec') {
			return (a[type] > b[type]) ? -1 : (a[type] < b[type]) ? 1 : 0;

vijaydeepak-tt

1. Install "Dart Code" extention for VS Code.

2. run "pub global activate stagehand" with your Terminal
"pub global activate webdev"

3. Add the Path "C:\Users\<username>\AppData\Roaming\Pub\Cache\bin" to the environment variable path.

Install Chocolatey for Dart cli update:

run "choco upgrade chocolatey" to update.

vijaydeepak-tt

Flutter:

SetUp:
  1. install git.
  2. run "git clone -b beta https://github.com/flutter/flutter.git" in cmd promt.
  3. Add the ..//path\flutter\bin to the environmet PATH variable.
  4. Rerun the cmd promt and type "flutter", to chech it is working correct.
  5. run "flutter doctor" cmd to check the required dependencies.
  6. run "flutter upgrade" cmd to upgrade the package