In SQL, a value expression — sometimes known as ascalar expression— is any expression that will return a single value for every row to be updated. This could be a string literal, or a mathematical operation performed on existing numeric values in the column. You must include at least one...
Add hexidecimal character to a string Add IList to IList Add Images to DatagridView Cell Add months to GETDATE() function in sql server Add new row to datagridview one by one dynamically Add Node existing XML file Add one Column runtime to datagrid view at specific index in C# Add picture...
hi i need some vc++ header files in external dependencies i found the link but how to add there?http://social.msdn.microsoft.com/Forums/en/vcgeneral/thread/09246868-587e-4980-98a4-e8860276913bWhen i click property textbox of Additional dependencies the drowdown appear with 2 items...
While changing column properties, it should be kept in consideration that while some column attributes may be reapplied, such as setting the column type to what it already is and setting the default value to the current default value, other column attributes cannot be reapplied. As an example,...
To provide a uniform view for attached devices based on their actual hardware attributes, the Linux kernel offers the sysfs interface through a system of files and directories. The base path for devices is /sys/devices. For example, the SATA hard disk at /dev/sda might have the following pa...
details of how this is done are unimportant here). This is because the field classes aren’t necessary when you’re just creating and modifying attributes. Instead, they provide the machinery for converting between the attribute value and what is stored in the database or sent to theserializer...
As shown inFigure 2-2, note that the tabular form contains four buttons. Cancel, Delete, and Apply Changes display in the upper right corner and Add Row displays in the bottom right corner. Additionally, a check box appears to the left of each row to enable the user to select the curre...
SQL Server Mixed Mode Authentication must be enabled on the server. The user ID and password (UID and PWD connection attributes in the SQLSRV driver) must be set when you try to establish a connection. The user ID and password must map to a valid SQL Server user and password. Note Passw...
Indexes. They're one of the most powerful and misunderstood aspects of SQL performance. In this post we'll look at the purpose of an index, how to create and choose choose your index type. Then finish with a discussion of how to decide what to index and
Using the NonSerialized or XmlIgnore AttributesYou can use attributes to prevent specific fields in your class from being serialized. This reduces the size of the output stream and reduces serialization processing overhead. This technique is also useful to prevent security-sensitive data from being ...