A new tool: JSON Validator
4D v16 R4 introduces a new command: JSON Validate. This command allows you to verify that a JSON document is “valid” according to your JSON schema. Th...
August 23, 2017
1 min read
Display your dashboard on a big TV screen
Today, big screens are everywhere. At the airport or train station for arrival/departure. In production areas for failure/success or production number...
August 16, 2017
1 min read
How to use Google Charts with 4D
According to neuroscientists, we respond better and faster to a visual form than any other type of representation. That’s why graphs and charts are cl...
August 9, 2017
1 min read
Enhance IPv6-related user interface
Besides the fact that it has a larger address space, IPv6 also has many other advantages over IPv4: built-in features like support of multicast transm...
July 31, 2017
1 min read
Finely control your tips in 4D
4D v16 R4 is providing you with more flexibility regarding tips management. Beyond the possibility to enable or disable all tips at once using databas...
July 27, 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
Support of pictures in Objects
From 4D v16 R4, we have added the support of pictures in object attributes. For example, if you use an object to exchange settings or data between met...
July 20, 2017
1 min read
New type supported by 4D: Null
4D introduces a new Null type to ease the management of objects and collections. Thanks to the null value, you can represent a missing value and easil...
July 19, 2017
1 min read