Tutorial by Examples: w

Document Object Model Start by creating your tabs and panes in your Object Model... <template name="samplePage"> <div id="samplePage" class="page"> <ul class="nav nav-tabs"> <li id="firstPanelTab"><a href=&...

Type switches can also be used to get a variable that matches the type of the case: func convint(v interface{}) (int,error) { switch u := v.(type) { case int: return u, nil case float64: return int(u), nil case string: return strconv(u) default: ...

Generally, if we want to remove an element from an array, we need to know it's index so that we can remove it easily using remove(at:) function. But what if we don't know the index but we know the value of element to be removed! So here is the simple extension to an array which will allow us to re...

As of IntelliJ IDEA version 2016.2, and IdeaVim version 0.46, IntelliJ's native option for showing line numbers is ineffective. When clicking Show line numbers, the line numbers immediately show and disappear. This problem is caused by a bug in the IdeaVim plugin, which can be resolved by using the...

The wrap panel acts in a similar way to stack panel. Except when it recognizes the items will exceed it's size, it would then wrap them to a new row/column, depending on it's orientation. Horizontal orientation <WrapPanel Width="100"> <Button Content="Button"/&g...

public class CustomTextView extends TextView { private float strokeWidth; private Integer strokeColor; private Paint.Join strokeJoin; private float strokeMiter; public CustomTextView(Context context) { super(context); init(null); } public ...

Mapping URLs to specific templates To fully grasp WordPress themes, you must understand two primary concepts: Permalinks The Template Hierarchy A permalink is a permanent, non-changing URL (or link, to a specific resource. For instance: example.com/about-us/ (a Page in WP) example.com/se...

SELECT Name FROM User WHERE IsActive = true This will return the name of all active Users. SELECT Name, Phone FROM Contact WHERE CreatedDate >= 2016-01-01T00:00:00.000Z This will return Contacts created on or after January 1st, 2016. SELECT Id, Name FROM Account LIMIT 100 This will ret...

SELECT Id, Name FROM User ORDER BY LastName SELECT Id, Name FROM Contact ORDER BY LastModifiedDate DESC SELECT Name, Title FROM User ORDER BY Title ASC NULLS FIRST SELECT Id FROM Contact ORDER BY LastName ASC NULLS LAST, FirstName ASC NULLS FIRST

Android 6 (API23) introduced Doze mode which interferes with AlarmManager. It uses certain maintenance windows to handle alarms, so even if you used setExactAndAllowWhileIdle() you cannot make sure that your alarm fires at the desired point of time. You can turn this behavior off for your app using...

Another way to implement item click listener is to use interface with several methods, the number of which is equal to the number of clickable views, and use overrided click listeners as you can see below. This method is more flexible, because you can set click listeners to different views and quite...

To support multiple resolutions and aspect ratios Libgdx uses the so called Viewports. There are a few types of Viewports which use different strategies to handle multiple resolutions and aspect ratios. A Viewport uses a Camera under the hood and manages it's viewportHeight and viewportWidth. You ...

Create UIScrollView instance let scrollview = UIScrollView.init(frame: self.view.bounds) And then set these properties: scrollView.minimumZoomScale = 0.1 scrollView.maximumZoomScale = 4.0 scrollView.zoomScale = 1.0 scrollview.delegate = self as? UIScrollViewDelegate To zoom in and out im...

Passing Variable in URL as a method's parameter return $this->redirect([ 'controller' => 'users', 'action' => 'profile', $id ]); Url should be looks like this http://your_app_url/users/profile/{id} in UsersController.php file in profile() method class UsersController e...

initialize() is introduced in CakePHP version > 3.0 As a code structure, it looks like same as beforeFilter() method. but there is many differences between beforeFilter() and initialize(). initialize() is always called after constructor is called. but beforeFilter() is not calling in case of ...

First of all you need to add the GsonConverterFactory to your build.gradle file compile 'com.squareup.retrofit2:converter-gson:2.1.0' Then, you have to add the converter factory when creating the Retrofit Service: Gson gson = new GsonBuilder().create(); new Retrofit.Builder() .baseUrl...

Given this function: annualSalaryCalc :: (RealFloat a) => a -> a -> String annualSalaryCalc hourlyRate weekHoursOfWork | hourlyRate * (weekHoursOfWork * 52) <= 40000 = "Poor child, try to get another job" | hourlyRate * (weekHoursOfWork * 52) <= 120000 = "Money...

Once you first add the Facebook login/signup, the button looks something like: Most of the times, it doesn't match with the design-specs of your app. And here's how you can customize it: <FrameLayout android:layout_below="@+id/no_network_bar" android:id="@+id/FrameLay...

Visual Studio 6.0 Installer wizard By default, the following packages do not install properly under Windows 10: Visual Studio 6 Enterprise Visual Studio 6 Professional Visual Basic 6 Enterprise Visual Basic 6 Professional To install the above packages, you'll either need to make numerous a...

CoffeeScript is a scripting language that compiles into JavaScript. Any code written in CoffeeScript can be translated into JavaScript with a one-to-one matching. CoffeeScript can be easily installed with npm: $ mkdir coffee && cd coffee $ npm install -g coffee-script The -g flag will ...