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Tom Pawelek's personal blog: behind the scenes look at modern technology of finance and software developments.

Optimal Sizing of VMs & Containers

Author Tom PawelekPosted on January 30, 2023January 31, 2023Categories PersonalTags k8s, paper, uiuc, vmLeave a comment on Optimal Sizing of VMs & Containers

UIUC paper on how kernel-space loads determine the best course of action for business workflows deployed as either Virtual Machines or Kubernetes containers.

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Active Directory Pwned Filter

Author Tom PawelekPosted on January 8, 2023January 9, 2023Categories FintechTags Active Directory, AD, fraud, infosec, networking, pwnedLeave a comment on Active Directory Pwned Filter

Prevent fraud and increase security of your on-prem network by filtering Active Directory credentials against global databases of compromised passwords.

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xv6 Bootstrap & Context Switching

Author Tom PawelekPosted on November 30, 2022January 30, 2023Categories TutorialsTags cda3101, fsu, kernel, xv6Leave a comment on xv6 Bootstrap & Context Switching

Quick and rough description of xv6 kernel bootstrap process and the context switching principles. FSU CDA3101 folks might find this handy.

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Functional Quantum Gates, Part 1

Author Tom PawelekPosted on August 31, 2022January 8, 2023Categories PersonalTags haskell, ibm, qasmLeave a comment on Functional Quantum Gates, Part 1

Hands on approach to Quantum Information Processing 101, using declarative syntax.

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D3 And Carbon Dioxide

Author Tom PawelekPosted on November 12, 2021November 12, 2021Categories PersonalLeave a comment on D3 And Carbon Dioxide

A small D3-based presentation of the atmospheric CO2 concentration based on data from NASA GISS and NOAA.

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Reporting on COVID

Author Tom PawelekPosted on December 30, 2020January 3, 2021Categories PersonalTags covid, nlpLeave a comment on Reporting on COVID

A very brief look into how reliably the mass media and scientific publications report from the battlefronts of Novel Coronavirus war.

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RDP Certificate problems on macOS

Author Tom PawelekPosted on March 8, 2020March 8, 2020Categories FintechTags microsoftLeave a comment on RDP Certificate problems on macOS

Microsoft’s own RDP client does not like their 1.3.6.1.4.1.311.54.1.2 key usage, contrary to MS own guidelines.

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Impression Management

Author Tom PawelekPosted on January 31, 2020March 7, 2020Categories PersonalTags psycheLeave a comment on Impression Management

Bombarded with information, our brains find it more and more difficult to separate facts from fiction (or wishful thinking).

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Ethics in a Jar

Author Tom PawelekPosted on November 12, 2019October 6, 2020Categories PersonalTags vrLeave a comment on Ethics in a Jar

It was a cold autumn night, 10th of November 1619, when young René Descartes in his nightmares encountered an evil demon of deception for the very first time.

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AdGuard keeps Personal CA after uninstall

Author Tom PawelekPosted on August 21, 2019August 21, 2019Categories PersonalTags mac, sslLeave a comment on AdGuard keeps Personal CA after uninstall

Since I’m not a huge fan of SSL bumping, I decided to uninstall AdGuard on my mac. Unfortunately, the process described by the authors leaves an unwanted artifact. Continue reading “AdGuard keeps Personal CA after uninstall”

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