Tutorial by Examples: c

We assume a fully working UIScrollview named _scrollView; Note that UITableView, UICollectionView are also scrollviews, hence the following examples would work on those UI elements. First, creation & allocation UIRefreshControl refreshControl = new UIRefreshControl(); Second, connecting th...

This example will register an vuex module dynamically for storing custom notifications that can automatically dismissed notifications.js resolve vuex store and define some constants //Vuex store previously configured on other side import _store from 'path/to/store'; //Notification default dur...

You can import an SVG file as a VectorDrawable in Android Studio, follow these steps : "Right-click" on the res folder and select new > Vector Asset. Select the Local File option and browse to your .svg file. Change the options to your liking and hit next. Done.

probably the most common misconception about asnycio is that it lets you run any task in parallel - sidestepping the GIL (global interpreter lock) and therefore execute blocking jobs in parallel (on separate threads). it does not! asyncio (and libraries that are built to collaborate with asyncio) b...

This example assumes that you have already added Fresco to your app (see this example): SimpleDraweeView img = new SimpleDraweeView(context); ImageRequest request = ImageRequestBuilder .newBuilderWithSource(Uri.parse("http://example.com/image.png")) .setProgressiveRende...

A command-line launcher is a handle tool which allows one to open WebStorm using the command-line. It can easily be created by using the menus Tools > Create Command-line Launcher... After selecting the option, you will be presented with the "Create Launcher Script" prompt for a l...

If you want to order by a column using something other than alphabetical/numeric ordering, you can use case to specify the order you want. order by Group returns: GroupCountNot Retired6Retired4Total10 order by case group when 'Total' then 1 when 'Retired' then 2 else 3 end returns: GroupCountTot...

Prerequiste steps: Get dotnet core for your platform: Dotnet Core Follow instructions and make sure dotnet core is working Get Visual Studio Code for your platform: VS Code Launch Visual Studio Code (VS code) and install the C# extension then reload Create self hosted NancyFx project: ...

A switch statement allows a variable to be tested for equality against a list of values. Each value is called a case, and the variable being switched on is checked for each switch case. A switch statement is often more concise and understandable than if...else if... else.. statements when testing m...

The following statement if (conditionA && conditionB && conditionC) //... is exactly equivalent to bool conditions = conditionA && conditionB && conditionC; if (conditions) // ... in other words, the conditions inside the "if" statement just form an...

Since PHP 7.0, some of the harmful effects of type juggling can be mitigated with strict typing. By including this declare statement as the first line of the file, PHP will enforce parameter type declarations and return type declarations by throwing a TypeError exception. declare(strict_types=1); ...

bcadd vs float+float var_dump('10' + '-9.99'); // float(0.0099999999999998) var_dump(10 + -9.99); // float(0.0099999999999998) var_dump(10.00 + -9.99); // float(0.0099999999999998) var_dump(bcadd('10', '-9.99', 20)); // string(22) "0.01000000000000000000&q...

Consider the following test: it('should test something', function() { browser.get('/dashboard/'); $("#myid").click(); expect(element(by.model('username')).getText()).toEqual('Test'); console.log("HERE"); }); In the following test, when the console.log() is ex...

It makes it easier to manage complexity by dividing an application into the model, the view, and the controller (Separation of concerns). It does not use view state or server-based forms. This makes the MVC framework ideal for developers who want full control over the behavior of an applica...

Now days many languages are supporting archive server to install their packages into your local machine. TCL also having same archive server we called it as Teacup teacup version teacup search <packageName> Example teacup install Expect

mkdir -p toplevel/sublevel_{01..09}/{child1,child2,child3} This will create a top level folder called toplevel, nine folders inside of toplevel named sublevel_01, sublevel_02, etc. Then inside of those sublevels: child1, child2, child3 folders, giving you: toplevel/sublevel_01/child1 toplevel/s...

Fibonacci numbers are used as a very common example for teaching recursion. fib 0 = 0 fib 1 = 1 fib n = fib (n-1) + fib (n-2)

public class Main extends JavaPlugin { @Override public void onEnable() { Bukkit.getPluginManager().registerEvents(this, this); } @EventHandler public void yourEvent(Event e) { //... } }

In Laravel documentation, a symbolic link (symlink or soft link) from public/storage to storage/app/public should be created to make files accessible from the web. (THIS PROCEDURE WILL CREATE SYMBOLIC LINK WITHIN THE LARAVEL PROJECT DIRECTORY) Here are the steps on how you can create symbolic lin...

When creating a scrapy project with scrapy startproject myproject, you'll find a pipelines.py file already available for creating your own pipelines. It isn't mandatory to create your pipelines in this file, but it would be good practice. We'll be explaining how to create a pipeline using the pipeli...