Rongchaua's blog

C# – Excel, Image, PDF Report with RDLC in Master/Details and MultiColumn

admin — Fri, 20 Jan 2012 07:00:02 +0000

There is maybe a complicated definition of the word “report” in IT application but for me it’s pretty simple. A report is just an interface between what the user gives and what he wants to ...

Happy New Year 2012

admin — Sun, 01 Jan 2012 07:00:59 +0000

New year is front of the door. Somewhere in the world has already started with first day in year 2012, 01-01-2012. Last year was a busy year for me and therefore I have not much ...

C# – MemoryCache for Object, File and SQL Server – Part 1/2

admin — Fri, 16 Dec 2011 07:00:07 +0000

Caching is always a must-to-have feature in all applications, especially in database application. For example, I have to load a nested set of about 10.000 items from database, build up their path then load them ...

C#,iTextSharp – PDF file – Insert/extract image,text and auto fillin

admin — Fri, 25 Nov 2011 07:00:29 +0000

Nowadays, Portable Document Format (PDF) is a most popular standard for document exchange. Created by Adobe System in 1993, this format independent of platform is used for representing contents including text, font, images and other ...

C# – Read Metadata Description, Copyright and Comment from assembly

admin — Fri, 18 Nov 2011 07:00:31 +0000

During software development, sometimes we would like to do something with the assemblies like reading information such as description, copyright or comment from project to make custom documentation… I know that is very easy to ...

C#, AForge.Net – Examples for average color and motion detection

admin — Fri, 11 Nov 2011 07:00:12 +0000

As I was student at chair in Data and Signal processing of TUM (http://tum.de), I had a course of Computer Vision which discusses about the image processing and his uses in real application. Matlab is ...

Tor – How to install for specific country and reset identity with C#?

admin — Fri, 04 Nov 2011 07:00:08 +0000

For requirements in my private tool, I need to change my IP according to demand and only use IPs of a specific country. I don’t have much money to buy a private VPN or a ...

C# – MVVMLight Toolkit Messages

admin — Fri, 28 Oct 2011 07:00:25 +0000

MVVM pattern is the most popular pattern to developers in WPF environment and there are already many platforms/frameworks supporting this pattern out there in internet. For example, I use Caliburn Micro Framework at work and ...