Dates inside objects!
Objects are great! Their flexibility, combined with speed and elegance, make them a first choice for most developers. Using dates inside objects is no...
January 23, 2018
1 min read
For Developers
Build better 4D applications with practical patterns and technical deep dives from our blog.
Sharing information in multi-threading environment
4D v16 R6 introduces a new concept of communication between processes: shared object and shared collection variables! They are a solution so you can a...
January 18, 2018
1 min read
Play videos with 4D
We're in the visual and interactive content era. It's becoming increasingly more and more prominent. Take a look at digital community statistics and y...
January 2, 2018
1 min read
Use DIALOG instead of MODIFY SELECTION
There is an old saying: "Old is gold" meaning that new ways are not as good as the old ones. But the new way to say is "Old is gold but new is platinu...
November 15, 2017
1 min read
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
Working with JSON Pointers
In 4D v16 R4, we enriched object commands so you can validate JSON objects. 4D v16 R5 is going even further by introducing the support of JSON pointer...
October 30, 2017
1 min read
Help tips on list boxes!
Help tips or hints are very useful, as they simplify the user interface and help users understand objects that sometimes aren’t self-evident. 4D suppo...
October 25, 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
Don’t be afraid of undefined values
With 4D v16 R4, we introduced Object Notation which is a great enhancement to the 4D language: your code is fast, flexible, efficient and elegant! Thi...
October 11, 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