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DotNET Clubber: July 2012

http://dotnetclubber.blogspot.com/2012_07_01_archive.html

Wednesday, July 25, 2012. Advantages and Disadvantages of Entity Framework in .NET. The EF is essentially an O/R mapping tool. It takes care of object persistence for you. In other words, it acts as your data layer. writing applications using entity framework saves lot of development time and its good.if we are developing enterprise applications, we need to think about performance.all in all its good for small applications. If there is any schema change in database FE won’t work! 360By2 - The Fun Blog.

DotNET Clubber: Differences between value type and reference type?

http://dotnetclubber.blogspot.com/2012/04/differences-between-value-type-and.html

Sunday, April 15, 2012. Differences between value type and reference type? Value type variable directly contain value itself. Reference type variable contain the address of object where the values are placed in memory. Or we can say they store the reference to object. All value types are implicitly derived from System.ValueType. They are derived from System.Object class. They doesn’t support inheritance. Means they are sealed implicitly. They can be inherited. They are internal by default. What is a va.

DotNET Clubber: Maximum SharePoint Content DB Capacity

http://dotnetclubber.blogspot.com/2012/04/maximum-sharepoint-content-db-capacity.html

Wednesday, April 18, 2012. Maximum SharePoint Content DB Capacity. 100GB is not the limit, its actually a best practise. This post lists out few suggestions. The following represents Microsoft's guidance and best practices on content databases, as specified in various places on technet.microsoft.com:. Limit the content database size to 100GB; use multiple content databases if necessary. Create multiple data files and spread them across multiple disks; only create files in the primary file group. How do m...

DotNET Clubber: JQuery Autocomplete Key/Value

http://dotnetclubber.blogspot.com/2012/04/jquery-autocomplete-keyvalue.html

Tuesday, April 17, 2012. This solution with key/value with cascading Auto complete with web service. Request, response) {. Data: "{ "companyName ": ". Request.term " "}". ContentType: "application/json; charset=utf-8". Response($.map(eval(data.d), function. Label: item.label,. Value: item.label,. Val(ui.item.id);. Request, response) {. Data: "{ "requesterName ": ". Request.term " ", "companyID ": ". ContentType: "application/json; charset=utf-8". This is Web service:. Company.Rows.Count - 1. Subscribe to...

DotNET Clubber: Object cannot be cast from DBNull to other types. How to resolve this Exception Message?

http://dotnetclubber.blogspot.com/2012/04/object-cannot-be-cast-from-dbnull-to.html

Thursday, April 19, 2012. Object cannot be cast from DBNull to other types. How to resolve this Exception Message? Object cannot be cast from DBNull to other types. This exception occurred because the data type of data column of data row accepts null values, but the data type in C# not. All the data type that are "value types" (struct) don´t accepts null values. In this case, You must to calls dr.IsNull(0) or to implement nullable datatype in year field ( int? If you have using .NET 2). What is the use o.