Loops, loops and … more loops!
Like many other programming languages, 4D provides the ability to iterate over numbers with a For(…) / End for statement, or over a condition thanks t...
April 19, 2018
1 min read
Commands
New command to get Web Server information
This feature is another way of providing you the ability to create your own server administration dialog. Following the ability to retrieve informatio...
November 3, 2017
1 min read
Hash and verify passwords for web user login
Security is becoming an increasingly important topic as business applications become more frequently accessible through the web and are, as a result, ...
October 18, 2017
1 min read
Passing data back and forth between forms
Wouldn't it be great if you could just open a form and pass it some parameters to initialize your form objects? What about being able to also get the ...
October 6, 2017
1 min read
Retrieve the license information by programming
When you perform analysis, reporting or debugging of your server application you may want to know the number of available clients, the number of consu...
July 26, 2017
1 min read
Create your own process and user monitoring
You need to get the list of processes running on your 4D server, 4D remote or 4D standalone to create your own Administration Window? You want to know...
July 25, 2017
1 min read
Define the tab order by programming
Here are 2 very common developer needs: 1. Depending on the user criteria, you want to rearrange the objects in the form. – 2. Depending on the select...
July 24, 2017
1 min read
Timestamp is now available !
"Time is money", said Benjamin Franklin, so the more accurately we can count it, the better. We now have a new command for getting a precise UTC time ...
February 23, 2017
1 min read
Get list of formats contained in C_PICTURE
A picture field or variable can store different image formats – and even one image in several formats at the same time. As example, an image could be ...
December 7, 2016
1 min read
New commands to save and restore print settings
This feature allows users to save and restore print settings (even those that cannot be set using 4D Get print option and SET PRINT OPTION commands) q...
November 16, 2016
1 min read