When it comes to usability, the devil is in the details. Annoying little quirks can make your users hate to use your perfectly good web app. One easy (but often

Question: What is a run-time library? How are they different from other libraries? Answer: A library is essentially a file that contains compiled object modules (a module is an object

Question: How does the compiler handle dynamically allocated templated objects? As I have read, the compiler generates code for templated objects and functions according to the required data type. Answer:

Many sites don’t do a very good job focusing their users attention on the form controls that they have to fill out. It’s easy to jump from one form control

The DHTML capabilities (such as changing the text color/fonts/size dynamically) are very nice features to have, but unfortunately, they are not available on all browser applications. Essentially, DHTML features work

Checkbox control is one of the widely used controls in Web pages. However, it is important to understand that a name/value pair for the checkbox is only submitted with the

Question: I am unable to use “setAttribute” method in Visual Basic. Following is the piece of code. Dim objXML As DOMDocumentDim objOrders As IXMLDOMNodeDim objOrder As IXMLDOMNodeSet objXML = CreateObject(“Microsoft.XMLDOM”)Set

Question: I want to force the addition of two numbers in JavaScript, but they always just concatenate. There has to be a simple way to do this that I’m missing.

Question: I have an XML document for news items. It has a tag which has 3 child nodes , and , of which there can be multiples with the one

Question: I want to know from which time zone a client is accessing my site to control display of commercial ads. How can I find this out? Answer: In general,

Here’s a scenario that might be familiar to you: You create a WebClass or a regular COM component that will be invoked from within an ASP applicationThe application uses VB’s

Question: Let’s assume I am logged onto an NT Workstation as a normal user. Using one of your10-Minute Solutions I managed to get the LogonUser API to log me in

Question: I have written a function which strips out all carriage returns from a memo field passed toit, replacing them with the characters ““. The returned piece of text is

Question: I have a form with a block of code that hides the form and then calls another form. This other form accepts input, saves it to a table and

Question: I have a multi-page form with navigation controls on the first page. When I “Next”through the records, the data fields refresh fine on Page One but not on the

Question: Is there any way for FoxPro to accept a command-line argument: c:foxpro2.0fox myprogram “Justin” Where “Justin” is a string sent to the FoxPro program ‘myprogram’ as a parameter? Answer:

Question: How do I find the parents of a control? Answer: All VFP objects have a property called “parent,” which is an object reference to thecontainer of the object. For

Question: How many fields is one allowed in a FoxPro table? Answer: VFP tables can contain 255 fields.

Question: Will OWA 2000 provide access to public contacts and access to the users journal? Answer: The answers to your questions, you’ll be pleased to hear, are yes and yes.

Question: How come I can’t open some directories on my C: drive? I get the error”c:directoryname is not accessible. Access is denied.” Answer: I have had the same problem on

Question: Why are Windows NT user profiles created with extensions of .000, .001, and so on? Answer: The following is from the MSDN article Q185588, “Guide To Windows NT 4.0

Question: How can users be given the ability to run defragment without any other rights being givento their computers? Answer: There is a utility in the W2K Resource Kit called

Question: Quite a few users keep getting a message saying their e-mail did not reach the intendedrecipients, and also that there was a communication error and the sender has beenrejected.

Question: How can I add hundreds of users to the NT server by an automated procedure? Answer: In the NT Resource Kit (either NT 4.0 or W2K version), look at

Buffer overflows are a fertile source of bugs and malicious attacks. They occur when a program attempts to write data past the end of a buffer. Consider this example: #include

A library is essentially a file that contains compiled object modules (a module is the object file produced from compiling a single source file). A program can call, or import,

A static member function doesn’t take an implicit this argument, as do ordinary class member functions. Therefore, it can’t access any other members of its class unless they are also

Certain applications need to invoke startup functions that run before the application starts. For example, polling, billing, and logger functions must be invoked before the actual program begins. The easiest

A character enclosed in a pair of single quotes is a constant expression that is evaluated to the numeric code of that character in the character set that the implementation

Question: Once I create a .chm help file with HTML Help Workshop, how do I call this help file from my .exe application? Answer: There is a simple answer and