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ShowHtmlHelp – Show a HTML Help page

Private Declare Function HtmlHelpTopic Lib “hhctrl.ocx” Alias “HtmlHelpA” _ (ByVal hwnd As Long, ByVal lpHelpFile As String, ByVal wCommand As Long, _ ByVal dwData As String) As Long’A HTML Help

BrowseFolders – Show the BrowseForFolders standard dialog

Option ExplicitPrivate Declare Function SHGetPathFromIDList Lib “shell32.dll” Alias _ “SHGetPathFromIDListA” (ByVal pidl As Long, ByVal pszPath As String) As LongPrivate Declare Function SHGetSpecialFolderLocation Lib “shell32.dll” (ByVal _ hwndOwner As Long,

ShowColorDialog – Show the standard color dialog

Private Type ChooseColorStruct lStructSize As Long hwndOwner As Long hInstance As Long rgbResult As Long lpCustColors As Long flags As Long lCustData As Long lpfnHook As Long lpTemplateName As StringEnd

ExplodeForm – Show a form with an explode effect

Private Declare Sub Sleep Lib “kernel32” (ByVal dwMilliseconds As Long)’ Show a form with an explosion effect.’ the lNumSteps parameter is the number of steps to increase the form size

Deleting Files or FileTypes En Masse

Sometimes you run into a situtation where you want to delete all the files or a particular type of file (like text files – *.txt) in a folder.Here is a

The Difference Between BSTR and Unicode Strings

Though each character of BSTR and Unicode strings are 2 characters wide, there is a fundamental difference between the two. BSTR strings have to be length prefixed, which means that

Restrict a Textbox to Accept Only Numbers

Sometimes we may need to restrict users from entering anything besides numbers in a textbox. The following code can achieve this: Option ExplicitPrivate strClipboardText As StringPrivate Sub txtNumberBox_KeyPress(KeyAscii As Integer)

Concatenating Big Strings

Please note that using the join function makes this code VB6 only (for only a small performance gain). dim i as longdim s as stringfor i = 0 to 100000

Determine Whether a User Session Has Expired or Been Removed

Define a class, say SessionTimeoutIndicator, which implements theinterface javax.servlet.http.HttpSessionBindingListener. Next create a SessionTimeoutIndicator object and add it to the user session. When the session is removed, the SessionTimeoutIndicator.valueUnbound() method will

C++ Exceptions Will Not Cross COM Boundaries

When writing a COM object using C++, care should be taken to ensure that all C++ exceptions generated by the code are handled within the call itself. If any C++

DB2 UDB V7.1

This tip provided by Experts Exchange DB2 UDB V7.1

Get Recordset from Stored Procedure on DB2

This tip provided by Experts Exchange Get Recordset from Stored Procedure on DB2   This tip provided by Experts Exchange.     Question: This is code:          Record Count: #RS1.RecordCount#

DB2 UDB V7

This tip provided by Experts Exchange DB2 UDB V7

DB2 SQL

DB2 SQL <![if !supportEmptyParas]> <![endif]> This tip provided by Experts Exchange. <![if !supportEmptyParas]> <![endif]> Question: where can i find an equivalent of TOAD client (oracle) orSQL Navigator for DB2 Database? the db2

DB2 UDB V7 (Sequence Number)

This tip provided by Experts Exchange DB2 UDB V7 (Sequence Number)   This tip provided by Experts Exchange.   Question: How can I add a sequence number to a target

DB2 UDB V7 (Inserting into Identity Columns)

This tip provided by Experts Exchange DB2 UDB V7 (Inserting into Identity Columns)   This tip provided by Experts Exchange.   Question: I am working with DB2 UDB v7 and

DB2 in AS/400 to Oracle?

Hi all, DB2 in AS/400 to Oracle?   This tip provided by Experts Exchange.   Question: Hi all,My client want to migrate DB/2 for AS/400 to Oracle 8i/9i. Is there

DB2 Migrate to Oracle 8i?!

This tip provided by Experts Exchange DB2 Migrate to Oracle 8i?!   This tip provided by Experts Exchange.   Question: Hi all,One of our client want to migrate their existing

Catching Events

If you are looking for a way to catch events every time a Swing text field changes, there is an easier way than listening for regular document events. It’s pretty

Using Inner Interfaces

Inner classes are frequently used to reduce project clutter and to reduce external exposure of classes with localized usefulness. Inner interfaces are defined in a similar fashion and while they

Returning Keywords From a Map

A Hashmap is often used to store Keyword-Value pairs. The keywords are strings, so it is convenient to return a list of the keywords as an array of Strings. Fortunately,

Slicing in C++

Here is an example: class Shape {public: Shape() { }; virtual void draw() {};};class Circle : public Shape {private: int m_iRadius;public: Circle(int iRadius){ m_iRadius = iRadius; } virtual void draw()

Defining Static Data Members

Static data members must be explicitly defined exclusively in one source file. Here’s an example of a header file, such as MyClass.h: class MyClass { public: static int x; //

Using the ++ Operator

The ++ operator can be used in prefix and postfix. When it is used as a preifx , its value is evaluated first, then the statement is executed. For example: