Search Results for: objects

Enhancement of Get process activity command

The Get process activity command, added with 4D v16 R4, makes it possible to retrieve a list of running processes and connected users. With 4D v16 R5 ...

4D v16 R5 supports the JSON pointers

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...

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...

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 ...

4D v16 R5 Beta starts today!

We are pleased to announce the launch of beta testing for 4D v16 R5! It's chock-full of interesting things, so let's take a look and see what 4D v16 R...

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...

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...

4D initiates a new variable type: Collection

4D v16 R4 introduces a new type of variable called Collection. What are these variables intended for? Like Objects or BLOBs, collections can be used t...

Easily design your own 4D Write Pro toolbar with standard actions

You need a custom 4D Write Pro toolbar for your application but you're concerned it might take too much time to implement it? Good news, with 4D v16 R...

Another way of coding: Object notation

Objects are great, everyone says so. Beside their wonderful flexibility, they are unbelievably fast. You can search through millions of records in jus...