Database Programmers using interfaces APIs like ADO, DAO etc. must remain aware of the result sets they are building. One should try to reduce the size of the result set
Use of inequality operators in SQL queries force databases to use table scans to evaluate the inequalities. These queries generate high I/O if they run regularly against large tables. You
It has become customary for Microsoft Windows users to close an active window by pressing the escape key. It is not that easy to intercept key events in Java. This
When you use Access database or other file based database with Active Server Pages (ASP), you should make sure that the directory in which the database resides is marked as
Question: How to write a text directly to printer port, such as lpt1? Answer: While there is no standard method of writing directly to a printer, you can try writing
Question: Is there a compiler or run-time option to specify whether to use static binding or dynamic binding for function calls? This option, if it exists, may actually override the
Question: Is there any way I can create scrollable forms in VB 5.0? Answer: There isn’t a simple way that I know of. If you must have scrollable screens consider
Question: I have a datawindow where I sort the data by clicking on the column header. In one of the columns I have a drop-down datawindow attached. Whenever I click
Question: Using ifstream, I want to open a file that already exists, and launch an error message if it does not exist. How can I get indication that the file