News

CORS on DataSnap REST Server

Cross-origin resource sharing (CORS) is a mechanism that enables resources to be shared across domains. Typically this isn’t allowed to prevent security issues. To enable on your DataSnap REST server you can use the following code per MVPNirav Kakufrom India. All you need to do is add a custom header in the Response beforedispatching the result on the DataSnap…
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C++

Building Proximity Aware Application with RAD Studio XE8

RAD Studio XE8 provides you with the tools to rapidly design, build, and deploy connected apps that deliver innovative IoT solutions. The new Beacon component makes it easy to add proximity awareness to your applications. Two beacon formats are available: iBeacon and…
News

Working with StylesData in your FireUI applications

I have been getting some questions recently on how to identify and access style elements using StylesData. StylesData is defined by the style and different controls can have different elements. To identify and access the style elements in code that you want to change programmatically, you first need to set the style properties for each item at design time. You can then view the structure for those…
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Beginning Joins with SQL

Author: mahdy M7244 Introduction When we are talking about relational database, we are usually talking about many different tables and the relationships between them. We define relationships with various keys like primary key, foreign key, etc. When we have to retrieve data…
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OpenSSL and HTTPS Support for iOS Devices

Author: Brian Alexakis For the iOS Device target platform, which does not support dynamic libraries, you need a static version of these library files (libcrypto.a and libssl.a). To obtain these library files, do either of the following: Download the pre-compiled libraries from Github. Build these libraries from sources. Download the sources from Github and follow the steps described in Tutorial…
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3 Cool SQL Server TSQL Snippets for Productivity

Author: Tim DelChiaro Nobody would want to shy away from some help. This is second to human nature and we never try totalk it out explicitly. When at work, if we can surely get help from our colleagues when it comes to driving the deadlines and completing it ahead of…
C++

Solution for the EditorLineends.ttr issue

Author: Embarcadero USA During the month of August 2014, Microsoft issued a security patch for Windows (http://support.microsoft.com/kb/2993651). This update had an impact on past versions of our development tools, including RAD Studio, Delphi, and C++Builder from version…
C++

Designing App Navigation with TMultiView

In RAD Studio XE7, we introduced a new smart menu component called TMultiView. With TMultiView, it is really easy to create app navigation that automatically adjusts itself depending on form factor, orientation and target platform using our new behavior services. TMultiView is a container component which means that you can parent many different components to it, such as a top aligned TToolbar or a…
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