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<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Click" / > <asp:TextBox ID="txtstate" runat="server"> </asp:TextBox> <asp:CheckBox ID= "chkoption" runat= "Server"> </...

Controls are derived in exactly the same way as other classes. The only thing to be careful of is overriding events: it is usually advisable to make sure that you call the base event handler after your own. My own rule of thumb: if in doubt, call the base event.

Note that a UserControl is very different from a Control. One of the primary differences is that a UserControl makes use of a XAML layout file to determine where to place several individual Controls. A Control, on the other hand, is just pure code - there's no layout file at all. In some ways, cre...

Warning Prepared statement cannot care a wild parameter for the table names. For exemple this following statement is not correct : $query = "SELECT name, city FROM ? WHERE id = ? AND country = ?"; The correct prepared query would be : $query = "SELECT name, city FROM users WHE...

Login Shell A login shell is one whose first character of argument zero is a -, or one started with the –login option. The Initialization is more comprehensive than in an normal interactive (sub) shell. Interactive Shell An interactive shell is one started without non-option arguments and with...

true, : - always return 0 as exit code. false - always returns 1 as exit code.

Chrome DevTools product documentation.

User controls are containers which can be populated with HTML markup & server controls with code-behind in the same way as ASPX page. They're treated as reusable smaller units of a page, so they can't run as stand-alone pages and must not having html, body or form HTML elements in them.