Welcome to the E90E50 site!
This site is a collection of articles about Excel. We share here our ideas, discoveries and some teaching materials about Excel related topics.
Please respect the work of the authors. All of the publications are our own work. Feel free to use it, share it - but please always mention the source.

E90E50 contenents
Wet Bread
Some projects that cannot be classified

Sample files
List of files created to answer questions

in different forums

Useful UDFs and other codes

VB Script, RegExpr
Detailed explanation in italian
and sample codes

Star Wars in m.p.i.o.e.
A long time ago in a NewsGroup far, far away....

Google chart API in Excel
How use the Google Charts API in Excel

Several articles for Excel user

Team work
Brain Depositary
Contact us

The FrankensTeam
That's we are - with list of our articles

Universal Calendar Class
Calendar Control for All Office versions
built from native form elements

Tool for Parsing Formulas
Parser Tool is an addin that will help you to check and analyze your formulas


«Excel formula to change the value of another cell?» ... «It - could - work!»

Rotate chart label VBA
VBA routine to rotate chart labels to radial or tangential direction

E90E50fx - only formulas
Articles and tutorials about formula challenges and our special formula solutions

E90E50charts - our chart gallery
150 unique Excel charts
with sample files

Excel collection
Link collection:
Useful, interesting and funny Excel stuff

Graph Generator
Write it as ... Write it with ...

Some Inga-knowledge shared in Hungarian