Posts Tagged ‘C++Builder’

App Tethering : Overview

One of the capabilities introduced in recent versions of RAD Studio and AppMethod is App Tethering. Over a number of posts I want to explore App Tethering further, starting from an overview of the technology and then going further down… down eventually to the network packet level. My aim is you’ll come out with a quite thorough understanding not just how to use App Tethering, but also what you might use it for.

In the absence of anywhere else to start, let’s start with a question.

What is App Tethering?

In its simplest terms, App Tethering makes it easy for apps to find and communicate with each other. Now, I accept that is so generic an explanation as to be almost useless. You could say something similar about DataSnap, or EMS, or plenty of other distributed systems. So let’s shed a bit more light.

Read On…

XE7 VCL Events in Asia Pacific During November

We have a bunch of RAD Studio XE7 events coming up in APAC over the next month or so. They are free, half day sessions focussed on modernising existing VCL applications, where you’ll learn topics such as:

  • New VCL components, such as TaskBar and JumpList and how to easily add them to existing apps
  • Using the new Parallel Programming Library to improve the performance of your application
  • Migrating a BDE application to FireDAC
  • Extending an existing VCL application with a mobile companion app using App Tethering

 

The current list of cities, along with links to more details are:

Read On…

LiveBindings : How to treat an Integer field as a Boolean?

I had a question recently from someone, and it seemed a common enough requirement that I thought the solution might be worth sharing.

Let’s say you’ve got a database that has an Integer column which is really used as a Boolean. Zero for False, One for True. Further, for whatever reason, you can’t change the DB structure. How do you display this column to the end user as a boolean, so that they can use a Checkbox column in a grid, a TSwitch control, or similar to edit it? Read On…