UPDATE: For Mac OS X Sierra please follow this post How to install Mac OS X Sierra 10.12 on VirtualBox? Years ago I wrote a post for installing Mac OS X on VirtualBox. At that time, the version of Mac OS X was 10.7.3 Lion. The installation may not work with current version of VirtualBox… Continue reading How to install Mac OS X Yosemite 10.10 on VirtualBox?
One year ago I encountered a problem relevant to create a shortcut for relative path. I had to deliver a software package to customers over DVD. The app is kind of archive. It should run live on DVD, connect to a read-only SQLite database (also on that DVD) and display data in read-only mode. It’s… Continue reading How to create relative shortcut to .exe file with icon?
Last month I ordered a Raspberry Pi for learning purpose. I heard a lot of about this mini computer and waited until its 2nd generation comes to market to get one. Depending on purposes, there are a lot of kits for Raspberry Pi in the market (from starter to professional). I myself don’t know what… Continue reading Raspberry Pi – How to setup remote access with VNC
For research purposes I have to install Kali (successor of Backtrack) on Virtual Box. The installation is pretty fast however we have to know what we have to configure the VM settings and what we should choose in the installation step. I just write down these steps for my own documentation, maybe you will find… Continue reading How to install Kali 1.0.9a on Virtual Box?
Lotus Notes and Lotus Domino are the client and server of a collaborative client-server software platform from IBM. The ecosystem provides business collaboration functionality, including email, calendars, to do lists, contacts management, discussion forums, file sharing, instant messaging, blogs, and user directories. Like other business applications, Lotus system conducts a database system behind to manage… Continue reading C# – Lotus NotesSQL Driver install, configure and connect to server through ODBC
Android emulator is very famous for its performance. It’s very, very, very notoriously… slow. If you debug your app with Android emulator, it get more extremely slower. This performance problem stems from the fact that Android OS is written for ARM processor (not for Intel/AMD processor or let’s say not for computer processor). Therefore when… Continue reading Android – How to speed up Android emulator?
Some of my previous posts involved in web services made by ASP.NET Web API and I have received some feedback that it’s difficult to make the code run. The readers don’t know how to publish the sample web service which is included in source file. Therefore in this post I will show you how to… Continue reading Tutorial – Publish ASP.NET Web API in IIS 8.5 and Windows 8.1
LightSwitch HTML Client inspires me a lot since its first release. I never think that the database development can be so fast and easy. It takes me just an hour to finish an application with Authentication, Authorization, CRUD (Create, Read, Update, Delete), HTML5 support and Mobile capability. LightSwitch is such a great tool with its… Continue reading Fail to host a LightSwitch HTML Client application on AppHarbor
The Entity Framework (EF) with Code First is so popular that any database developer should own skills for this kind of development. If you make a search of EF with Code First, you’ll find tons of tutorial figuring out how it works and all things relevant. Therefore in this blog post, I don’t intend to… Continue reading Entity Framework Code First Basic FAQ – Part 1
Synchronizing data in real time is such a big problem to solve in business application. It’s difficult to ensure that the data is updated correctly or not in a “zombie” status (a status, that should never happens) because differences always exist between programming cases, unit test cases and real cases. Although we’re trying to cover… Continue reading MS SQL Server – Isolation levels with example