Tip Bank

DevX

Post to Another .aspx Page

ASP.NET Web Forms post back to themselves?even if you add an explicit action attribute in the tag, ASP.NET overrides that action and posts the form to the original filename. You

DevX

Display itemdata in a ComboBox

This code shows how to display specific itemdata in a ComboBox. Currently, only the listindex property is available to navigate through a ComboBox. ‘ Consider a set of employee details’

DevX

A C++ Mutex Operation for Intel-compatible Processors

Interprocess synchronization has always been classified as a “slow” operation, but that is largely only because the Windows implementation requires switching to kernel mode (an expensive operation) each time you

DevX

Using Inheritance in CSS

Suppose you have a table and you need to give styles to all the tags. Using inheritance to do this helps you avoid generating more content to be delivered to

DevX

Using T-SQL to Check Whether a Table Exists

Assume that an application creates a new table every month. The table name can be coined using some pattern, like sales0501, sales0502,, etc. To identify whether a particular table exists

DevX

An Efficient Method of String Concatenation

A good way to concatenate strings in a loop or when performing multiple concatenations, is to use the StringBuilder class: String s = “a”s+=”b”; //this is slowStringBuilder sb = new