Tutorial by Examples: au

ShortcutManager shortcutManager = getSystemService(ShortcutManager.class); ShortcutInfo shortcut = new ShortcutInfo.Builder(this, "id1") .setShortLabel("Web site") // Shortcut Icon tab .setLongLabel("Open the web site") // Displayed When Long Pressing On Ap...

Given a simple sitecore item: Item item; The item itself does not contain it's url. To obtain a url for an item you need to make a call to the static class Sitecore.Links.LinkManager string url = LinkManager.GetItemUrl(item); an overload of this accepts a UrlOptions class: UrlOptions option...

The passport-local module is used to implement a local authentication. This module lets you authenticate using a username and password in your Node.js applications. Registering the user : const passport = require('passport'); const LocalStrategy = require('passport-local').Strategy; // A ...

The passport-facebook module is used to implement a Facebook authentication. In this example, if the user does not exist on sign-in, he is created. Implementing strategy : const passport = require('passport'); const FacebookStrategy = require('passport-facebook').Strategy; // Strategy is name...

Java's checked exception mechanism requires the programmer to declare that certain methods could throw specifed checked exceptions. This is done using the throws clause. For example: public class OddNumberException extends Exception { // a checked exception } public void checkEven(int number) ...

In the following example we will be creating a table called Membership using the AWS Java SDK for DynamoDB. The table will consist of items that represent team assignments. The table will be partitioned by TeamID. Each team will have multiple members, identified by the MemberID (as a sort key). AWS...

import argparse import sys def check(): print("status") return 0 parser = argparse.ArgumentParser(prog="sub", add_help=False) subparser = parser.add_subparsers(dest="cmd") subparser.add_parser('status', help='show status') subparser.add_parser('lis...

There are important changes in how we use and declare default props and their types. React.createClass In this version, the propTypes property is an Object in which we can declare the type for each prop. The getDefaultProps property is a function that returns an Object to create the initial props....

go to codeigniter/application/libraries/ create or replace your library files here. go to codeigniter/application/core/ create a new php file named like MY_Controller.php inside MY_Controller.php <?php class MY_Controller extends CI_Controller{ public function __construct(){ pa...

# app/channels/application_cable/connection.rb module ApplicationCable class Connection < ActionCable::Connection::Base identified_by :current_user def connect self.current_user = find_verified_user logger.add_tags 'ActionCable', current_user.id # Can replace...

As an example you want to disable pagination in your default index action and get all results in index. How can you do that? It's simple. You should override the index action in your controller like this: public function actions() { $actions = parent::actions(); unset($actions['index'])...

In order to get the total number of commits that each developer or contributor has made on a repository, you can simply use the git shortlog: git shortlog -s which provides the author names and number of commits by each one. Additionally, if you want to have the results calculated on all branch...

authenticate_with_http_token do |token, options| @user = User.find_by(auth_token: token) end You can test this endpoint with curl by making a request like curl -IH "Authorization: Token token=my-token" http://localhost:3000

C++11 Type deduction using the auto keyword works almost the same as Template Type Deduction. Below are a few examples: auto x = 27; // (x is neither a pointer nor a reference), x's type is int const auto cx = x; // (cx is neither a pointer nor a reference), cs's type is const int ...

Since vim version 7.3 the feature 'persistent_undo' is supported, which makes it possible do undo/redo changes, even after closing vim or restarting your computer. It's possible to configure it by adding the following to your vimrc, but first create a directory, where your undofiles should be saved...

In this example, we will launch a basic EC2 Instance with Amazon Linux in the quickest manner possible via the AWS Management Console. Amazon frequently improves the user experience of the AWM Management console, so you might experience some changes to the screens below. Important: launching an in...

In Production its good practice to secure your data and only allow operations on it to be undertaken via Stored Procedures. This means your application can't directly run CRUD operations on your data and potentially cause problems. Assigning permissions is a time-consuming, fiddly and generally oner...

Customer Table IdFirstNameLastName1OzgurOzturk2YoussefMedi3HenryTai Order Table IdCustomerIdAmount12123.502314.80 Get all customers with a least one order SELECT * FROM Customer WHERE EXISTS ( SELECT * FROM Order WHERE Order.CustomerId=Customer.Id ) Result IdFirstNameLastName2YoussefM...

set clipboard=unnamed This makes it possible to copy/paste between Vim and the system clipboard without specifying any special register. yy yanks the current line into the system clipboard p pastes the content of the system clipboard into Vim This only works if your Vim installation has cli...

Problem ConcurrentDictionary shines when it comes to instantly returning of existing keys from cache, mostly lock free, and contending on a granular level. But what if the object creation is really expensive, outweighing the cost of context switching, and some cache misses occur? If the same key ...