Blog

Multi-core pitfalls: unintended code synchronization

Despite (or possibly because) multi-core systems development use the same programming languages, and largely similar design methods as single-core systems, migrating applications from single-core to multi-core systems can present some unexpected challenges.
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Does DO-178C require object code structural coverage?

If you are developing software to Level A for DO-178B/C, your code has to undergo extremely rigorous structural coverage analysis for the purposes of certification. This includes examining both source and object code.
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Test your testing skills with RapiCover on Tetris

We were somewhat surprised and shocked to discover that Tetris turned 30 this year. As our own celebration of this classic game, we've added our own twist to it: you can now measure the structural code coverage as you play.
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Misusing Execution Time Profiles

One of my favourite sayings is "when the only tool you have is a hammer, all your problems look like nails". We've been analyzing the response time of our website by tracking the ping response times, and I saw an opportunity to use one of RapiTime's reports to visualise this data.
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What’s the difference between a SIL and a DAL? How does it affect my Code Coverage?

In this article I look at the different integrity levels for the DO-178C "Software Considerations in Airborne Systems and Equipment Certification" development guidance and ISO26262 "Road vehicles – Functional safety" standard, what they mean for code coverage and why they are not equivalent.
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