Arguments cause headaches

Posted on 27 August 2014 by Thomas Green

Having spent some time taking a look at a problem for a researcher where a program would quit with the dreaded: Segmentation fault (core dumped) It led to a common problem of argument chasing. Fortran arguments Fortran (unlike C) by default passes arguments by memory address (i.e. pointers).    This speeds up performance since it does
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Hello world!

Posted on 22 August 2014 by Thomas Green

Welcome to the ARCCA-scope This blog is brought to you by ARCCA, Advanced Research Computing at Cardiff.  We hope to bring you – a Cardiff University researcher or someone who is interested in how computing can help with research – information to help you explore the world of computing and get you on your way
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