AJAX and ASP with SQL Data
The XMLHttpRequest object is used to send and receive data between a web browser and web server. Up to now, we have been retrieving data from data sources that remain …
jQuery DOM Manipulation Methods
jQuery provides methods to easily and effectively manipulate elements in the Document Object Model (DOM). jQuery allows you to navigate and manipulate your documents. DOM navigation and manipulation using standard …
AJAX Callback Function
The Ajax callback function that is normally assigned as the onreadystatechange event handler is one of the critical components within the Ajax block of code. The callback function is responsible …
AJAX and ASP.NET with SQL
In this article, we are going to look at how to implement an Ajax solution that uses an ASP.NET page to pull data from a back-end database. In this tutorial, …
AJAX and Browser Caching Issues
In general, browsers by default will attempt to store a local copy of information, such as web pages, images, etc., that is downloaded from a web server so that future …
JavaScript Popup Boxes
JavaScript provides you with the ability to create popup messages to interact with your users. The popups are dialogue boxes that take the focus away from the current window. The …
JavaScript Math Object
The JavaScript Math object is built-in to JavaScript and includes mathematical constants and functions. The Math object is not a constructor. Unlike other objects, it is not necessary to create …
JavaScript Window Object
The JavaScript Window object represents an open window in a browser. While there is no standard that applies to the Window object, all major browsers support it so it is …
Active Directory Site Link Costs
When designing Active Directory Site Links, the first step is to determine the site link’s cost, schedule, and replication interval. In this summary, we will focus on the cost attribute. Determining …
What is FSMO?
FSMO, or Flexible Single Master Operations, is a set of roles that are assigned to one or more Domain Controllers (DCs) that perform a single master operation. These roles exist …
Ethernet Crossover Cable
An Ethernet crossover cable is a type of cable used to connect network devices together directly where they would normally be connected via a network switch or router, such as …
The DHCP Relay Agent
In networks with multiple subnets, it is not feasible to place DHCP servers on each of the subnets where clients are physically located. For a multi-segmented network, the best configuration …