For my students’ final project in their current course, I decided to have them program a small C# program that would calculate mortgage figures and compound interest results. That description doesn’t really do justice to the horrors I visited on these pour souls during their final week before the close of the gradebook but it’s…
Unboxing the ASUS Chromebook
This past weekend, I finally decided to spring for a Chromebook. I’ve been thinking more and more about a Windows replacement machine, at least for basic tasks. I also wanted an inexpensive solution that would extend the life of my current laptop. I often don’t need the full machine out on the road and the…
Helping Users Work With Subforms in Microsoft Access
Creating an Access application for other people means anticipating how the users are going to interact with your program. Without clear direction from the program or you, users can be easily confused by even simple things like the order in which data is to be entered. One of the basic tools in Access is the…
How to Perform a Basic MySQL Installation in Windows
One of the nice features of MySQL as a database software is its noinstall option in which you download the files themselves and perform a manual installation that takes just under a gigabyte of space on your drive. If you’re a developer or a student, this means you can quickly create a new self-contained instance wherever…
How to Programmatically Relink Tables in Microsoft Access / VBA
Several years ago, I designed a Microsoft Access application called JobSearch Plus for managing job leads during an employment search. It was a split application, meaning that the tables were stored in one Access file, the back-end, and everything else was in the front-end file with table links to the other one. JobSearch Plus was…
How To Create a Dynamic Search Filter on a Microsoft Access Form
Best practice when retrieving data in Microsoft Access or any database, for that matter, is to limit the amount of data that you pull at any one time. This means using the proper filters and limiting the number of fields retrieved. Often, you still end up with a lot of information to look through anyway.…
How to Dynamically Set the Report RecordSource in Microsoft Access
One of the steps for creating a report in Microsoft Access is to define where the data is coming from. This is done through the report’s Record Source property which can be a table or standalone query in the database or a SQL statement as shown in the screenshot below. Usually, this is defined when the…
Coming in 2019 – CodeScholar Software Development Training!
A simple Google search turns up hundreds of options for learning programming, many free, but where do you start? There are many excellent reference sites and YouTube channels out there but many focus on the mechanics of a single language without explaining the broader concepts and best practices. Many are written by developers for (aspiring) developers and might leave…
How To Create a Local WordPress site with XAMPP
XAMPP is one of many AMP software stacks (Apache – MySQL – PHP) that can be used to create a local web development environment for design and testing. It automatically installs and configures Apache as a web server so that you can view your pages through http://localhost, MySQL as a database server for website data…
What is Referential Integrity?
One of the fundamental differences between an Excel spreadsheet and a Microsoft Access or SQL Server database is the database’s ability to group data by subject into tables and create links between that information. This type of organization enables the user to store large amounts of data and retrieve specific information quickly by writing queries that…