B. Nikolic Software and Computing Blog
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News
Air gapped / Data Diode backing up arrangement
With the news today UK GDP has apparently been measurably decreased by the well publicised JLR hack of their computer system, here is a simple air-gapped archiving / backup system which can easily be implemented on multi-TB sized systems. We have great to
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Efficient & Scalable Builds with AWS Parallel Cluster + Spack
Dynamic scale-up and down, deploy 1000s of cores on large compilation jobs
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Isolating Python and Jupyter using firejail
Motivation for this is already documented in e.g. python security post. Here the aim is to be able run isolated Python processes on a fully ad-hoc basis without need to be thinking about long-lived containers. This approach is based more on filesystem hie
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Isolated Python on Windows using Sandboxes
It is generally it is a good minimise the trust given to any particular piece software, and this especially applies when using a diverse set of packages prepared by many different organisations and individual community members. Here are notes on completel
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Python Packaging and Software Supply Chain
Software engineering, building, porting and software supply chain aspects of the Python packages ecosystem
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Valuation and Risk Models for Fixed-Income Securities
Advising a large SWF in modelling prices of fixed-income securities
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An update on visualising the computational graph of a jax program
I've written while ago about visualising the computational graph of a JAX program here. Jax has evolved since then, so here is an update for the current (as of time of writing) version of Jax (0.3.1).
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Jax: Automatic Differentiation of the Black-Scholes model
I've written already a little about automatic differentiation with Jax to compute the Hessian and to run Conway's game of life accelerators (GPUs).
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Python Panel completes the future of REPL in Python?
REPL stands for Read-Evaluate-Print Loop. It was/is the standard way of interacting with LISP based systems. It means interacting with a live interpreter, modifying the program and the data, computing useful results and developing end-user applications in
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