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News

What is Homomorphic Encryption, and Why Should I Care?

Author: Craig Stuntz The March 2010 issue of the Communications of the ACM includes a technical paper with an introduction entitled “A First Glance of Cryptography’s Holy Grail” (ACM subscription required). That’s enough to catch my attention. The paper itself, Computing Arbitrary Functions of Encrypted Data, describes a relatively new algorithm for homomorphic…
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Delphi

A case when FreeAndNil is your enemy

Author: Allen It seems that my previous post about FreeAndNil sparked a little controversy. Some of you jumped right on board and flat agreed with my assertion. Others took a very defensive approach. Still others, kept an “arms-length” view. Actually, the whole…
News

jqGrid and XSS Security

Author: Craig Stuntz Version 3.5.2 of jqGrid included an important new feature: Now when autoencode is set to true we encode the data coming from server and not only when we post it (secutity fix) Prior to this, you were required to encode the data yourself. Now personally…
News

Entity Framework Models and Source Control

Author: Craig Stuntz As you’re probably aware, an Entity Framework model is stored in a single XML file, with the extension EDMX. Developers occasionally ask if this means that two people cannot work on the entity model concurrently. My answer to this is, “It depends.” But I can give you some tips to make it easier. Obviously, if you use a source control tool which locks files on…
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Delphi

Delphi 2010 DirectWrite "Hello World" Example

Author: Sinisa P29531 In my previous post I have translated Windows 7 SDK Direct2D “Advanced Geometries” examplefrom C++ to Delphi 2010 code. That was a lot of fun, so I have decided to continue the adventure in the realm of Direct2D programming and this…
C++

Code Navigation In The RAD Studio Code Editor

Author: Darren Kosinski V1400 During the recent field test for RAD Studio 2010, I had a discussion with some field testers about the different mechanisms that the IDE provides for navigating through your source code. In particular, they were wondering why sometimes one method of code navigation fails, but other methods still work. I thought that this would be of interest to some of you as well, so…
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News

JSON Types for Server Methods in DataSnap 2010

Author: Adrian Z1428 converter_1946 I am very happy I was granted permission to talk about the new features present in Delphi 2010 concerning database area. DataSnap 2010 (DS2010) extended the list of server method parameter types with the full suite of JSON types. It is now…
News

In LINQ, Beware of Skip(0)

Author: Marc Geldon Calling IQueryable<T>.Skip(0) seems like it should be “free.” In other words, since it will have no effect on the resulting data, there should be little to no performance cost for calling it. But this is demonstrably not true in LINQ to…
News

Using DayPilot with ASP.NET MVC

Author: Craig Stuntz I’m going to demonstrate how to use the open-source DayPilot Lite calendar control in an ASP.NET MVC application. I will discuss the capabilities of the control and consider the general problem of how to use controls designed for “plain” ASP.NET in MVC applications. I’m including a demo solution which you can download and run yourself. Download the demo…
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