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The ToString() method is present on all reference object types. This is due to all reference types being derived from Object which has the ToString() method on it. The ToString() method on the object base class returns the type name. The fragment below will print out "User" to the console....
GetHashCode has major performance effects on Dictionary<> and HashTable. Good GetHashCode Methods should have an even distribution every integer should have a roughly equal chance of returning for a random instance if your method returns the same integer (e.g. the constant '999') for e...
<svg xmlns="http://www.w3.org/2000/svg"> <switch> <text systemLanguage="en-UK" x="10" y="10">UK English</text> <text systemLanguage="fr" x="10" y="10">Français</text> <text ...
The following are instructions to setup latest version of Varnish on various Linux distros. CentOS 7 curl -s https://packagecloud.io/install/repositories/varnishcache/varnish5/script.rpm.sh | sudo bash Ubuntu apt-get install apt-transport-https curl https://repo.varnish-cache.org/GPG-key.txt ...
Setters and Getters allow for an object to contain private variables which can be accessed and changed with restrictions. For example, public class Person { private String name; public String getName() { return name; } public void setName(String name) { i...
Window.h #include <QWidget> class Window : public QWidget { Q_OBJECT public: Window(QWidget *parent = Q_NULLPTR) : QWidget(parent) {} } main.cpp #include <QApplication> #include "Window.h" int main() { QApplication app; Window window; wi...
If you want to show local notification immediately, you should call: Swift 3 UIApplication.shared.presentLocalNotificationNow(notification) Swift 2 UIApplication.sharedApplication().presentLocalNotificationNow(notification) Objective-C [[UIApplication sharedApplication] presentLocalNotific...
CREATE TABLE foo ( ... ) ENGINE=MyISAM;
Create a new Console Application Add the NuGet package Microsoft.CodeAnalysis Import the namespaces Microsoft.CodeAnalysis.MSBuild, System.Linq and Microsoft.CodeAnalysis.CSharp.Syntax Write the following example code in the Main method: // Declaring a variable with the current project file ...
Create a new console application with one line in the Main method: Console.WriteLine("Hello World") Remember the path to the .csproj file and replace it in the example. Create a new Console Application and install the Microsoft.CodeAnalysis NuGet package and try the following code: cons...
Create a new console application with one line in the Main method: Console.WriteLine("Hello World") Remember the path to the .vbproj file and replace it in the example. Create a new Console Application and install the Microsoft.CodeAnalysis NuGet package and try the following code: Cons...
var syntaxTree = CSharpSyntaxTree.ParseText( @"using System; using System.Collections; using System.Linq; using System.Text; namespace HelloWorldApplication { class Program { static void Main(string[] args) { Console.WriteLine(""Hello World""); } } }"); ...
In general, IBOutlets are used to connect an user interface object to another object, in this case a UIViewController. The connection serves to allow for the object to be affected my code or events programmatically. This can be done simply by using the assistant from a storyboard and control-clickin...
you can custom class below one private final String PROTOCOL_CONTENT_TYPE = String.format("application/json; charset=%s", PROTOCOL_CHARSET); public BooleanRequest(int method, String url, String requestBody, Response.Listener<Boolean> listener, Response.ErrorListener errorList...
If the shift count value is a negative value then both left shift and right shift operations are undefined1: int x = 5 << -3; /* undefined */ int x = 5 >> -3; /* undefined */ If left shift is performed on a negative value, it's undefined: int x = -5 << 3; /* undefined */ I...
Detailed instructions on getting sequelize.js set up or installed.
Less has been one of the most popular CSS Pre-processors, and has also been widely deployed in numerous front-end frameworks like Bootstrap, Foundation, etc. The Less Compiler is a JavaScript based compiler, which can be obtained from a Content Delivery Network: <script src="//cdnjs.cloudfl...
Dynamic Arrays Adding and reducing variables on an array dynamically is a huge advantage for when the information you are treating does not have a set number of variables. Adding Values Dynamically You can simply resize the Array with the ReDim Statement, this will resize the array but to if you ...
In F# there are many options for creating data pipelines, for example: List, Seq and Array. What data pipeline is preferable from memory usage and performance perspective? In order to answer this we'll compare performance and memory usage using different pipelines. Data Pipeline In order to me...
Install symfony correctly as guided above. Start symfony server if you are not installed in www directory. Ensure http://localhost:8000 is working if symfony server is used. Now it is ready to play with simplest example. Add following code in a new file /src/AppBundle/Controller/MyController.p...

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