Tutorial by Examples: a

import com.couchbase.client.core.endpoint.SSLEngineFactory import com.couchbase.client.java.env.DefaultCouchbaseEnvironment import com.couchbase.client.java.CouchbaseCluster object CouchbaseConnection extends App { //Create default environment object. //Set the keystone file path(downlo...

This example creates a simple window with a button and a line-edit in a layout. It also shows how to connect a signal to a slot, so that clicking the button adds some text to the line-edit. import sys from PyQt5.QtWidgets import QApplication, QWidget if __name__ == '__main__': app ...

Detailed instructions on getting pyqt4 set up or installed. Windows Link Mac Link Linux Link If you want to install the version specific to your system python version and you system configuration(32-bit or 64-bit) then go to this link and download and install the package. You can install the...

The Assets folder is the most common place to store your GLSL-ES shader files. To use them in your OpenGL ES application you need to load them to a string in the first place. This functions creates a string from the asset file: private String loadStringFromAssetFile(Context myContext, String filePa...

Character literals provide the most convenient way to express char values in Java source code. A character literal consists of: An opening single-quote (') character. A representation of a character. This representation cannot be a single-quote or a line-break character, but it can be an escap...

At the very core, your entity main DAC must have GUID column (NoteID) to reference CSAnswers table and must have field that identify the class of the Entity. We will make use of Order Type to define list of attributes to gather particular order type-specific information. Create a Graph Extension f...

mvc demo Hello World

var indexController = myApp.controller("indexController", function ($scope) { // controller logic goes here $scope.message = "Hello Hacking World" });

While using Image/Colour as an background in a CardView, You might end up with slight white paddings (If default Card colour is white) on the edges. This occurs due to the default rounded corners in the Card View. Here is how to avoid those margins in Pre-lollipop devices. We need to use an attribu...

Lets say you have a user schema, which contains name , contactNo, address, and friends. var UserSchema = new mongoose.Schema({ name : String, contactNo : Number, address : String, friends :[{ type: mongoose.Schema.Types.ObjectId, ref : User }] }); If y...

Fully configuration of Web deployment without Internet connection (offline) is harder to make because Web platform installer (UI) operates by querying packages list and content from an Internet location. Cleanup Make sure that C:\Program Files\IIS does not contain older version of Microsoft We...

Detailed instructions on getting dicom set up or installed.

To be able to change the view location, you need to implement the IViewLocationExpander. The ExpandViewLocations method returns an IEnumerable<string> containing the different locations where to search, with public class MyViewLocationExpander : IViewLocationExpander { public IEnumerabl...

You now need to register the Expander, in order for it to be used by the Razor View Engine. Just add this in the ConfigureServices of your Startup class. public void ConfigureServices(IServiceCollection services) { services.Configure<RazorViewEngineOptions>(options => { opti...

In T4 code-generation strategy used by Entity Framework 5 and higher, data annotation attributes are not included by default. To include data annotations on top of certain property every model regeneration, open template file included with EDMX (with .tt extension) then add a using statement under U...

This method is to check data connection by ping certain IP or Domain name. public Boolean isDataConnected() { try { Process p1 = java.lang.Runtime.getRuntime().exec("ping -c 1 8.8.8.8"); int returnVal = p1.waitFor(); boolean reachable = (returnVal==0); ...

public static boolean isConnectedNetwork (Context context) { ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); return cm.getActiveNetworkInfo () != null && cm.getActiveNetworkInfo ().isConnectedOrConnecting (); ...

Using Error Handling to make Struct(or class) initializer as throwable initializer: Example Error Handling enum: enum ValidationError: Error { case invalid } You can use Error Handling enum to check the parameter for the Struct(or class) meet expected requirement struct User { let ...

Toasts are generally used when we want to display an information to the user regarding some action that has successfully (or not) happened and this action does not require the user to take any other action. Like when a message has been sent, for example: Toast.makeText(this, "Message Sent!&quo...

From Apple documentation for IV, This parameter is ignored if ECB mode is used or if a stream cipher algorithm is selected. func AESEncryption(key: String) -> String? { let keyData: NSData! = (key as NSString).data(using: String.Encoding.utf8.rawValue) as NSData! ...