Author Archives: Justin Deltener
SQL2k Allowing Nulls, Temp Tables (tempdb) and no results
This describes an odd issue where code that previously worked on an older system, no longer worked correctly. We used good old ad-hoc sql to get some search results and suddenly we have 0 rows where the EXACT same code … Continue reading
PHP5 SegFault mssql.datetimeconvert and Free TDS …Insanity and a wasted day
Contained herein is a gruesome tail of PHP5, Apache2, FreeTDS, invalid DateTime values and of SegFaults. Please don’t read if you have a heart condition or if you are pregnant or plan on becoming pregnant. If you have an erection … Continue reading
MSSQL 2000 Tying DB Users to System Logins
At critical times when working with database backups, sometimes the server pixies have their way and screw up the tie between DB User and System Login. Here’s a little blurb on how to get them to tied back in. Realize … Continue reading
Recursive XML Object Serialization and Persistence with PHP5
This post discusses how to give your derived PHP5 objects the ability to serialize themselves to XML recursively. It also discusses common problems and issues faced with recursion and object member visibility.
Emotionally Driven User Interface Design
Far too many applications are being developed by logical, structured, and rigid methodologies. We live and breathe by the heartbeat of Business Process Diagrams, Control Flow Diagrams and Database Schemas. While this will produce a very predictable result, it inherently … Continue reading
Reading the Joystick Port
The joystick is not only a pain in the butt to use, but it is also as old as input devices can get!! Unfortunately, because of it simplicity and that fact that any moron can move a stick, joysticks are STILL around! What would I like to see instead? I think I would like the Joystick if it had a better design. Speaking of which, let’s get into covering what makes it tick! Continue reading
C++ Structures
Structures form a very large building block with which to collect like data into one collective unit. They are a versatile data structure in which to clump data together in convenient little packages! They are essentially classes with all members … Continue reading
C++ Linked Lists
Although linked lists sounds kind of scary, don’t worry they are really easy to use once you’ve got a little practice under your belt! When I first learned this odd way of storing data, I really thought that I wouldn’t … Continue reading
Programming the Timer Interrupt
The timer interrupt is used when a certain event MUST happen at a given frequency. In the Programming the Sound Blaster 16 Example #4 we used it to play back a sample in Direct Mode so that the sample frequency … Continue reading
Reprogramming the Keyboard Interrupt
First off, trying to quickly poll the keyboard in standard C++ is a joke. There is not way to get multiple keystrokes *easily* and quickly. When you finally support multiple keystrokes, you are limited to probably only 2, three tops. … Continue reading