The model backing the ‘‘ context has changed since the database was created. Consider using Code First Migrations

Posted on June 9, 2013 by zf

DB Context has changed I was working with an example in Entity Framework 5 and ran across this commonly seen issue that DB context has changed, especially after changing my Books model. The model backing the ‘BooksDbContext’ context has changed since the database was created. Consider using Code First Migrations This really mean that my […]

Open Chrome in incognito mode

Posted on June 8, 2013 by zf

Incognito mode on Windows 7 This article assumes you are on Windows 7. Easiest way to open Chrome in incognito: When in Chrome, press CTRL+SHIFT+N Click an icon to open chrome in incognito mode: Click Start and type chrome. One or more entries for Google chrome should show up Then, right click the first Google […]

Excel shortcut for auto-fit column width

Posted on May 25, 2013 by zf

Excel auto-fit In Office 2010, select the entire column or columns and press Alt + H + O + I to auto-fit column width

Read-only member and constructor initialization in C#

Posted on May 7, 2013 by zf

Read-only member in C# There are times when we want to create a Person object with firstname and lastname and then ensure that the names are not changeable. Here’s one way of creating read-only member. class Person { // create class members that are read only private readonly string _firstname; private readonly string _lastname; // […]

Protection level of a class is internal in .NET

Posted on May 6, 2013 by zf

Protection level of a class is internal by default I was working with a young developer and had an fun discussion about protection levels. It is easy to forget default protection levels (access modifier). Classes are internal by default in .NET. Internal means that the class is visible to any code inside the assembly but […]

Pascal case vs. camel case vs. hungarian – quick example

Posted on May 6, 2013 by zf

Pascal case vs. Camel case vs. Hungarian notation It’s funny how often we forget the name of the type of casing when writing variable names. Pascal case example HotelManager, DetergentQuality, AccountNumber etc. Capitalize first character of important words Camel case example hotelManager, detergentQuality, AccountNumber etc. Start with lower case and then capitalize first character of […]

Move gpg2 keyring to a different location

Posted on May 6, 2013 by zf

gpg2 keyring in a new location I had to move my gpg2 keyring on my system to a different partition. How would gpg2 know the location of my keyring? Set environment variable GNUPGHOME to the path to the keyring. If cmd.exe is open, reopen cmd.exe.

devenv.exe opens Visual Studio 2008 (BIDS) instead of Visual Studio 2012

Posted on May 3, 2013 by zf

BIDS or VS 2010? I installed BIDS (Visual Studio 2008) after installing Visual Studio 2012. This caused Start -> Run -> devenv.exe to open BIDS instead of Visual Studio 2012. To switch back Visual Studio 2012 again: Visit the registry by going to Start -> Run -> regedt32 Go to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\devenv.exe Double click on […]

Outlook statistics of received emails in an email folder using VBA

Posted on April 30, 2013 by zf

Outlook statistics with VBA Have you ever wondered how many emails you get everyday or send ever day? Nearly 43% of my time went in reading and responding to emails. That is a lot of time away from core development. There weren’t software I could find online to run outlook statistics about the number of […]

Outlook – Mail item properties using VBA

Posted on April 29, 2013 by zf

Mail item properties using VBA in Outlook If you are using VBA to look at mail properties it can get confusing pretty quick. How many properties do mail items have and which one should I use? Look no further. Here are some 90+ properties of a mail object in Outlook 2010. 0-Application 1-Class 2-Session 3-Parent […]