What is Web Development?

  • Web Development
    Definition – What does Web Development mean?

Web development broadly refers to the tasks associated with developing websites for hosting via intranet or internet. The web development process includes web design, web content development, client-side/server-side scripting and network security configuration, among other tasks.

Web development is also known as website development.
Techopedia explains Web Development

Web development is the coding or programming that enables website functionality, per the owner’s requirements. It mainly deals with the non-design aspect of building websites, which includes coding and writing markup.

Web development ranges from creating plain text pages to complex web-based applications, social network applications and electronic business applications.

The web development hierarchy is as follows:

Client-side coding
Server-side coding
Database technology

Callback System

International Calling Cards

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International Calling Cards are the indisputable flagship products of Sadiatec, since 2005. Thousands of people use our cards every day to call abroad. We provide some of the most affordable calling rates, for over 200 countries and territories worldwide.

Prepaid Cards

These cards contain pre-installed credits, and can be used to make calls immediately.

Once the credit becomes zero, the card(s) cannot be reused. (Single-Use Only).

To purchase a prepaid international calling card, please inquire at a Halal Food Store near you, or alternatively use the Order/Inquiry Form on this page (below).

Smartpit Rechargeable Cards

These cards contain no credits at the time of purchase. They must be charged before use, from a Smart Pit-affiliated convenience store in Japan.

Rechargeable cards have no expiration dates and can be reused numerous times. All rechargeable cards of Sadiatec contain the Smart Pit Technology of NTT Communciations Ltd.

To charge your card, please take it to the nearest convenience store and ask the counter staff. Shop logos are displayed on the card.

To order a Sadiatec Smart Pit Card (of 2000, 3000 and 5000 credits) use the Order/Inquiry Form on this page (below).

How to Use Our International Calling Cards

Users can call from a phone directly, or also through apps for PC, iOS and Android devices.




Some Access Numbers (Non-Free, YahooBB, NTT-IP & KDDI-IP) incur charges for access.

Dialer Software / App

To view the current call rates and to download the necessary dialer software, please click below:


Callback System

To allow our clients to make making low-cost international calls, we have implemented a callback system. To use the callback service, a subscriber has to call an allocated number first (see below), and wait for a return call. After receiving this (within a few seconds), the recipient picks up the phone and dials the required number. This system allows the subscriber to receive calls from an overseas country, where call rates are lower in comparison.

Please refer to the following allocated numbers to take advantage of the callback feature:

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