Tutorial by Examples: t

The XAML file for the spirograph parameters is below. It includes three text boxes for the spirograph parameters and a group of three radio buttons for color. When we give radio buttons the same group name - as we have here - WPF handles the on/off switching when one is selected. <!-- This fi...

namespace Spirograph type MainWindow(app: App, model: Model) as this = inherit MainWindowXaml() let myApp = app let myModel = model let whenLoaded _ = () let whenClosing _ = () let whenClosed _ = () let menuExitHandler _ = System.Wind...

<!-- All boilerplate for now --> <Application xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"> <Application.Resources> </Application.Reso...

go get downloads the packages named by the import paths, along with their dependencies. It then installs the named packages, like 'go install'. Get also accepts build flags to control the installation. go get github.com/maknahar/phonecountry When checking out a new package, get creates the ta...

FitViewports are viewports that always maintain the aspect ratio. It does this by creating black bars on the edges where there is space left. This is one of the most commonly used viewports. Usage: private Viewport viewport; private Camera camera; public void create() { camera = new Ortho...

Transcript show: 'Hello World!'. This will print Hello World! to the Transcript window in Smalltalk. Transcript is the class that allows you to print to the Transcript window by sending the message show: to that object. The colon indicates that this message requires a parameter which is in this c...

Getting Started Install NuGet packages: Microsoft.AspNet.Identity.EntityFramework Microsoft.AspNet.Identity.Core Microsoft.AspNet.Identity.OWIN Register action - Account controller [HttpPost] [AllowAnonymous] [ValidateAntiForgeryToken] public async Task<ActionResult> R...

In MVC, there are some scenerios where you want to specify an action for routing purposes, either for a link, form action, or a redirect to action. You can specify an action via the MVC namespace. When given a Controller, such as HomeController: public class HomeController : Controller { pub...

ASP.Net exposes Cache API to store data in the cache for retrieval later. Getting Started Store string Cache["key"]="value"; Retrieve string var value=""; if (Cache["key"] != null) value = Cache["key"].ToString(); You can also use t...

By unlisted package, I mean a package that is not available through Package Control (yet). So, you can't find it in packagecontrol.io. BUT, you can still install it using Package Control, so you'll get all the advantages. For example, they'll be automatically updated, just like a "regular&quot...

Main Component File: //our root app component import {Component, NgModule, ViewChild, ViewContainerRef, ComponentFactoryResolver, ComponentRef} from '@angular/core' import {BrowserModule} from '@angular/platform-browser' import {ChildComponent} from './childComp.ts' @Component({ selector: ...

Read the data of Create And Write To A Stream back into a program. with Ada.Streams.Stream_IO; procedure Main is -- -- ... same type definitions as in referenced example -- Fruit_Colors : array (Fruit) of Color; use Ada.Streams.Stream_IO; F : File_Type; X : Fruit...

@echo off cls echo Please input the file path, surrounded by "double quotation marks" if necessary. REM If you don't want to redirect, escape the > by preceding it with ^ set /p filepath=^> echo Writing a random number echo %RANDOM% > %filepath% echo Reading the random n...

The following example shows how a set of data obtained from a remote source can be rendered into a component. We make an AJAX request using fetch, which is build into most browsers. Use a fetch polyfill in production to support older browsers. You can also use any other library for making requests ...

Running the split command without any options will split a file into 1 or more separate files containing up to 1000 lines each. split file This will create files named xaa, xab, xac, etc, each containing up to 1000 lines. As you can see, all of them are prefixed with the letter x by default. If ...

Let's say we want to go to the last day of the month, this function will help on it: eom <- function(x, p=as.POSIXlt(x)) as.Date(modifyList(p, list(mon=p$mon + 1, mday=0))) Test: x <- seq(as.POSIXct("2000-12-10"),as.POSIXct("2001-05-10"),by="months") > da...

Let's say we want to go to the first day of a given month: date <- as.Date("2017-01-20") > as.POSIXlt(cut(date, "month")) [1] "2017-01-01 EST"

Let's say we want to move a given date a numof months. We can define the following function, that uses the mondate package: moveNumOfMonths <- function(date, num) { as.Date(mondate(date) + num) } It moves consistently the month part of the date and adjusting the day, in case the date re...

To get a list of the service on your system, you may run: service --status-all The output of service --status-all lists the state of services controlled by System V. The + indicates the service is running, - indicates a stopped service. You can see this by running service SERVICENAME status for...

ng new NewProject or ng init NewProject