CRect, Csize, and CPoint classes all have default constructors. It would follow that they should initialize all members to zero, but they don’t! Because of this, the following function has

Normally, the Right() Function VB returns only the Length specified from the End. If you want to extract the Right portion from any index of the String you have to

Sometimes, while performing String operations, you may want to extract part of the string from the main string–from the StartPosition to the EndPosition specified. The problem with the Mid() is

Where NOT to use “_”:1. SQL stringsWhy? Because, during debugging, you may have to modify a SQL string because you need to add a field, or remove a field, correct

Instead of working with text as strings and using the mid, left, and right functions, it’s better to convert the string to an ANSI bytearray. This can be done with

Static blocks or static initializers don’t exist within a method body.The static block code executes only once when the class is loaded. The static block is mainly used to load

The following are the http properties for the HttpURLConnection:1) http.proxyHost (default: ) – defines the Proxy through which the request should be routed. 2) http.proxyPort (default: 80 if http.proxyHost specified)-

A common operation in many applications requires you to concatenate a list of objects (usually strings) and separate them by commas, or some other character for display (the opposite of

Stack trace is a collection of methods and objects that lists from the origin of the exception to the point where the nested call begins. class StackTrace{ StackTrace() { divideByzero();

In Java, a class can have zero or more blocks outside any methods that are labeled static and are surrounded by curly braces. These blocks, also known as static initializers,

The java.lang.Class provides the forName() method which allows you to load a class dynamically. The argument to this method is the fully qualified name, i.e., the complete name of a

While any Windows user could pop up the Calculator accessory to perform any type of math calculations, it would be great if you could offer him or her the capability

Here’s a simple but effective trick to ensure that the column of a ListView control is wide enough to display the entire string you’re assigning to the column title or

A little-known feature of the RichTextBox control allows you to insert an OLE object in the text being edited. However, you can do so only programmatically, by adding an element

If you have Internet Explorer 5 or later version, you can use an API call to download a file from the Internet withouth displaying any message box. The following code

When building an ActiveX control, you can set a default property or method using the Procedure Attributes dialog box, after clicking on the Advanced button. However, if your default property

‘ Clear the Run History’ Notes:’ 1) This routine requires the DeleteRegistryKey and CreateRegistryKey ‘ routines,’ you can find them in the CodeBank’ 2) The MRU list is kept available

‘ Set the path of the picture used as background of the Windows Explorer toolbar’ Note: requires the SetRegistryValue, CheckRegistryKey and CreateRegistryKey ‘ routines, you can find them in the

‘ Set whether the IE Options dialog is enabled’ Note: requires the SetRegistryValue, CheckRegistryKey and CreateRegistryKey ‘ routines, you can find them in the CodeBank’ Example:’ SetIEOptionsEnabled FalsePublic Sub SetIEOptionsEnabled(ByVal

‘ Set whether the IE context menu is enabled’ Note: requires the SetRegistryValue, CheckRegistryKey and CreateRegistryKey ‘ routines, you can find them in the CodeBank’ Example:’ SetIEContextMenuEnabled FalsePublic Sub SetIEContextMenuEnabled(ByVal

‘ Determine whether the IE Save As menu item is enabled’ Note: requires the GetRegistryValue routine, you can find it in the CodeBank’ Example:’ MsgBox “Save As menu item is

‘ Determine whether the IE Options dialog is enabled’ Note: requires the GetRegistryValue routine, you can find it in the CodeBank’ Example:’ MsgBox “Options dialog is enabled: ” & GetIEOptionsEnabledPublic

‘ Determine whether the IE context menu is enabled’ Note: requires the GetRegistryValue routine, you can find it in the CodeBank’ Example:’ MsgBox “Context menu is enabled: ” & GetIEContextMenuEnabledPublic

‘ Determine whether the IE File|New menu item is enabled’ Note: requires the GetRegistryValue routine, you can find it in the CodeBank’ Example:’ MsgBox “File|New menu item is enabled: “

‘ Set whether the IE File|New menu item is enabled’ Note: requires the SetRegistryValue, CheckRegistryKey and CreateRegistryKey ‘ routines, you can find them in the CodeBank’ Example:’ SetIEFileNewEnabled FalsePublic Sub

‘ Set whether the IE Save As menu item is enabled’ Note: requires the SetRegistryValue, CheckRegistryKey and CreateRegistryKey ‘ routines, you can find them in the CodeBank’ Example:’ SetIEsaveAsEnabled FalsePublic