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...
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There are common user stories where there is a need to have a background image fill the entire printable area, such as paper-folding lines or a waterm...
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...
The digest functions are mathematical functions that compute a digest key for a document. Identical documents have the same digest key; if you change ...
A preemptive process is powerful as it allows your application to take full advantage of multi-core computers; consequently, its results in a faster g...
Security is becoming an increasingly important topic as business applications become more frequently accessible through the web and are, as a result, ...
We've received several customer requests to provide the ability to use the 4D Write Pro template with headers and footers to create other documents ba...
Starting with 4D v16, you can set a different row height for each row in your list box. So with a few lines of code, you have a list box with rows tha...
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...
Over the years, security has become a core topic for business applications. Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (...