Horizontal grit chamber checking software
Simple programm written in a QuickBasic language and compiled in FreeBASIC, which allows you to verify an horizontal grit chamber. Once you have put the geometric… more
Using Inkscape to convert TIFF to DXF
In this short tutorial I will explain how you can convert cartographic maps available in TIFF format to DXF, a vectorial standard available in most CAD software. The… more
MathJax and MathML in my Drupal site
When I was planning my site, one of many problems I had, was insertion of mathematical equations in my articles, but I found very soon in MathJax a useful solution. Some time after I discovered… more
Horizontal grit chamber: theory
How to verify the selected horizontal grit chambers with the storm sewer previously designed? To do this I have used my old notes of Hydraulic Constructions, topic of… more
PDF2CBZ for a better legibility on eReader
I admit it: my ebook reader has many problem in loading some type of PDFs, though I had made various tricks to fix this problem, like my site can testify! In last days… more
Notify in Drupal using actions and triggers
Setting up actions and triggers and using tokens, it is possible to create an efficient method that inform by email the admin, after anonymous user inserts a new… more
Sheet pile wall in layered soil
Some time ago I had to verify in a short time, different hypothesis for a sheet pile wall installation in a layered soil: fixing length and distance of the anchor from… more
How to upgrade Drupal 7.x
Here it is a simple list with the operations that I use to upgrade new release of installed modules and Drupal itself, at the moment only 7 major release, i.e. from 7.… more
A spreadsheet to set detention basin volume
I post a simple spreadsheet to determine the volume of a detention basin, following the guidelines for the evaluation of hydraulic compatibility pubblished afterwards the OPCM 3261/2007 (… more
How to reduce heavy PDFs
Sometime people shares PDF documents too big in size, so they are hard to keep and to display, specially in old PCs and eBook readers. Generally these PDFs are formed… more