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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 (); ...

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! ...

Without splatting it is very cumbersome to try and pass values down through the call stack. But if you combine splatting with the power of the @PSBoundParameters then you can pass the top level parameter collection down through the layers. Function Outer-Method { Param ( [string...

Technically, Ruby doesn't have functions, but methods. However, a Ruby method behaves almost identically to functions in other language: def double(n) n * 2 end This normal method/function takes a parameter n, doubles it and returns the value. Now let's define a higher order function (or met...

This example shows multiple producers and consumers sharing the same buffer. Protected entries in Ada implement a queue to handle waiting tasks. The default queuing policy is First In First Out. ------------------------------------------------------------------ -- Multiple producers and consumers ...

Controller (Pages.php) public function contact() { $this->load->library('email'); $this->load->library('form_validation'); //Set form validation $this->form_validation->set_rules('name', 'Name', 'trim|required|min_length[4]|max_length[16]'); $this...

Detailed instructions on getting activemq set up or installed.

Understanding the concept To understand content negotiation in Web API, it is important to understand the term Resource. On the web, any information that we can access can be referred as HTTP resource. There is a tremendous amount of material to view on the web which has different content type suc...

The traditional GLSL compilation model involves compiling code for a shader stage into a shader object, then linking multiple shader objects (covering all of the stages you want to use) into a single program object. Since 4.2, program objects can be created that have only one shader stage. This met...

Using the official installer Download the installer from the official website. It will automatically add atom and apm (Atom Package Manager) to your %PATH% variable. Building from source Requirements: Node.js 4.4.x or later Python 2.7.x 7zip Visual Studio (One of the versions below) Visu...

Installing from a zip Download the atom-mac.zip zip file from the Atom GitHub repository here Unzip the file by double clicking on it in Finder Drag the Atom application into your "Applications" folder Run the Atom application. Building from Source Requirements: macOS 10.8 or ...

Installing from a package Debian, Ubuntu, etc. $ sudo dpkg -i atom-amd64.deb $ sudo apt-get -f install RedHat Enterprise, CentOS, Oracle Linux, Scientific Linux, etc. $ sudo yum install -y atom.x86_64.rpm Fedora (DNF package manager) $ sudo dnf install -y atom.x86_64.rpm SUSE (Zypp pac...