Published in DAML Driven·Jun 7, 2019New options for FpML and similar standardsMessage-based integration with DAML-Driven ledgers Financial markets could not survive without IT integration standards that specify the data and messaging formats that allow financial transactions to cross organizational boundaries. …Daml5 min readDaml5 min read
Published in DAML Driven·May 20, 2019Get your feet wet with DAML: Web IDE online playgroundCurious about the powers of DAML but don’t want to download and install something you aren’t sure of? Intrigued by the simplicity of DAML but having trouble downloading installers in the office? Well now you don’t have to, the DAML WEB IDE is online! …Daml2 min readDaml2 min read
Published in DAML Driven·May 16, 2019DAML Driven Development: VDC ConsortiumGuest post by Cecil (CJ) John, Chief Executive Architect of VDC Consortium How do contract professionals assure auditors or litigators that digital records, signatures, and workflows are authentic and immutable? …Blockchain8 min readBlockchain8 min read
Published in DAML Driven·May 14, 2019DAML Choice annotationsIntroducing pre- and post-consuming choices Choices in DAML can be ‘consuming’ or ‘non-consuming’ with respect to the contracts on which they are exercised. In short, a consuming choice on a contract leaves the contract inactive, a non-consuming choice does not. By default, a choice is assumed to be consuming. To indicate a non-consuming choice, DAML…Blockchain5 min readBlockchain5 min read
Published in DAML Driven·May 9, 2019DAML does yoga: an introduction to flexible controllersOne last insider look at DAML’s authorization system In a previous blog post, we discussed our introduction of conjunction choices to DAML. The novelty was that choices could be controlled by more than one party and each controller had to give their consent for the choice to be executed. Hence the name conjunction choice. Initially, the DAML Language…Dlt5 min readDlt5 min read
Published in DAML Driven·May 6, 2019To DLT, or not to DLT? That is not the questionDAML allows developers to build distributed applications to meet multiple market structures Some have argued whether or not distributed ledger technology, or DLT, delivers on its promise of a generational leap over existing technology. …Blockchain15 min readBlockchain15 min read
Published in DAML Driven·May 1, 2019Four tweaks to improve HaskellLessons learned — and easy solutions offered As a company, Digital Asset derives a great deal of value from open source libraries, and we actively encourage our employees to use their DA accounts to share and collaborate with their peers by contributing code back to upstream projects that we use. …Functional Programming5 min readFunctional Programming5 min read
Published in DAML Driven·May 1, 2019And now all together: an introduction to conjunction choicesContinuing our insider look at DAML’s authorization system In a previous blog post, we introduced a few changes that were made to DAML’s authorization system. In this post we’ll discuss the first, conjunction choices, discussing what motivated this new feature and explaining its usage by walking through a slightly extended version of the PaintHouse example from the DA…Blockchain5 min readBlockchain5 min read
Published in DAML Driven·Apr 25, 2019Removing the limits on signatoriesA peek behind the curtain at how DAML has evolved DAML — the open source smart contract development language — is the result of many years’ effort on the part of the Digital Asset language engineering team and the customers and partners who worked closely with us in our early access program. Lessons learned during those early years have been…Blockchain5 min readBlockchain5 min read
Published in DAML Driven·Apr 16, 2019DAML smart contracts coming to Hyperledger SawtoothIt has been a busy two weeks at Digital Asset… first, we announced that we have open-sourced DAML under the Apache 2.0 license and that the DAML SDK is available to all. Five days later, ISDA (the standards body for the derivatives market) announced that DAML is the exclusive smart…Blockchain1 min readBlockchain1 min read
