Tutorial by Examples: w

The following code will attempt to execute loadFromHttp() up to 5 times (maxAttempts), with each attempt delayed by as many seconds. If maxAttempts is surpassed, the Observable gives up. // assume loadFromHttp() returns a Promise, which might fail. Rx.Observable.from(loadFromHttp()) ....

$ brew tap pivotal/tap $ brew install springboot

$ sudo port install spring-boot-cli

SDKMAN! is the Software Development Kit Manager for Java. It can be used to install and manage versions of the Spring Boot CLI as well as Java, Maven, Gradle, and more. $ sdk install springboot

XML file: <ViewFlipper android:id="@+id/viewflip" android:layout_width="match_parent" android:layout_height="250dp" android:layout_weight="1" /> JAVA code: public class BlankFragment extends Fragment{ ViewFlipper viewFl...

BigDecimal provides static properties for the numbers zero, one and ten. It's good practise to use these instead of using the actual numbers: BigDecimal.ZERO BigDecimal.ONE BigDecimal.TEN By using the static properties, you avoid an unnecessary instantiation, also you've got a literal in you...

// Add MPVolumeView in a holder view let mpVolumeHolderView = UIView(frame: CGRect(x: 0, y: view.bounds.midY, width: view.bounds.width, height: view.bounds.height)) // Set the holder view's background color to transparent mpVolumeHolderView.backgroundColor = .clear let mpVolume = MPVolumeView(fr...

Consider you have a Parent Frame(Frame-Parent). and 2 child frames(Frame_Son,Frame_Daughter). Lets see various conditions and how to handle. 1.From Parent to Son or Daughter: driver.switchTo().frame("Frame_Son"); driver.switchTo().frame("Frame_Daughter"); 2.From Son to Pa...

In quite a few cases your frame might not show up immediately and you probably have to wait till it is loaded to switch. Or else you will have NoSuchFrameException. So its always a good choice to wait before you switch. Following is a ideal way to wait till a frame is loaded. try{ new Web...

Suppose we have the following JSON data: { "TESTS": [ { "YEAR": "2017", "MONTH": "June", "DATE": "28" } ] } import groovy.json...

This section is only relevant if you work with the Sass version of Materialize. First, you need to install Sass in your working directory: gem install sass When you have Sass installed on your project and you want to update your output .css file, you need to use the following command: sass sas...

The autocomplete UI control is a search dialog with built-in autocomplete functionality. As a user enters search terms, the control presents a list of predicted places to choose from. When the user makes a selection, a GMSPlace (Place in Xamarin) instance is returned, which your app can then use to ...

Once your Kubernetes cluster is running and kubectl is configured you could run your first application with a few steps. This can be done using the imperative commands which doesn't need configuration files. In order to run an application you need to provide a deployment name (bootcamp), the contai...

You can view more information about a remote repository by git remote show <remote repository alias> git remote show origin result: remote origin Fetch URL: https://localserver/develop/myrepo.git Push URL: https://localserver/develop/myrepo.git HEAD branch: master Remote branches: ...

This example shows a simple global definition of a complexType. The definition is considered global as it is a child of the xs:schema. Globally defined types can be used elsewhere in the schema. This is the most common form for declaring a global xs:complexType, it defines the child elements using ...

number1 = ARGV[0] number2 = ARGV[1] puts number1.to_i + number2.to_i ## run with: $ ruby a_plus_b.rb 1 2

In some cases, a C function accepts a function pointer. As avid ctypes users, we would like to use those functions, and even pass python function as arguments. Let's define a function: >>> def max(x, y): return x if x >= y else y Now, that function takes two arguments and r...

Code, to be saved in „helloworld.nsi“: Name "Hello World" OutFile "helloworld.exe" Section "Hello World" MessageBox MB_OK "Hello World!" SectionEnd Compile it with: <Path to NSIS>\makensis.exe <Path to script>\helloworld.nsi

Consider the following code to copy one file to another: import java.io.*; public class FileCopy { public static void main(String[] args) throws Exception { try (InputStream is = new FileInputStream(args[0]); OutputStream os = new FileOutputStream(args[1])) { ...

//hello.ts export function hello(name: string){ console.log(`Hello ${name}!`); } function helloES(name: string){ console.log(`Hola ${name}!`); } export {helloES}; export default hello; Load using directory index If directory contains file named index.ts it can be loaded using on...