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Is JavaScript guaranteed to be single-threaded?
...-execution are introduced by WebWorkers.)
However, in reality this isn't quite true, in sneaky nasty ways.
The most common case is immediate events. Browsers will fire these right away when your code does something to cause them:
var l= document.getElementById('log');
var i= document.getElem...
How do I create a WPF Rounded Corner container?
...;Border BorderBrush="Black" BorderThickness="1" CornerRadius="8"> is a suitable replacement for this, a bit more succint
– Kieren Johnstone
Oct 23 '11 at 21:19
...
Understanding events and event handlers in C#
...{ myField += value; }
remove { myField -= value; }
}
Usage in UI (WinForms,WPF,UWP So on)
So, now we know that a delegate is a reference to a method and that we can have an event to let the world know that they can give us their methods to be referenced from our delegate, and we are a U...
How to test my servlet using JUnit
...not very far along. I am attaching a sample controller with a jMock test suite.
First, the Controller:
package com.company.admin.web;
import javax.validation.Valid;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.spring...
What's the right way to pass form element state to sibling/parent elements?
I've come up with two solutions, but neither of them feels quite right.
10 Answers
10
...
Should services always return DTOs, or can they also return domain models?
...tion layer is tightly coupled to your domain, any changes in the domain requires you to change your controllers.
it seems it wouldn't make much sense to create DTO that is the same as domain model)
This is one of the disadvantage of DTO to new eyes. Right now, you are thinking duplication of c...
What are MVP and MVC and what is the difference?
When looking beyond the RAD (drag-drop and configure) way of building user interfaces that many tools encourage you are likely to come across three design patterns called Model-View-Controller , Model-View-Presenter and Model-View-ViewModel . My question has three parts to it:
...
What is a ViewModelLocator and what are its pros/cons compared to DataTemplates?
Can someone give me a quick summary of what a ViewModelLocator is, how it works, and what the pros/cons are for using it compared to DataTemplates?
...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
... version numbers are provided. Use this event to modify the database as required by the version change.
DatabaseOpened()
当数据库打开时，会触发此事件。
DatabaseUpgrade(oldVersion,newVersion)
This event fires when the database is upgraded. The previous and new version numbers a...
What is Common Gateway Interface (CGI)?
...en performance is not paramount and a simple means of executing code is required. It is inefficient for the previously stated reasons and there are more modern means of executing any program in a web enviroment. Currently the most famous is FastCGI.
...