BohdanQQ

Useful

• Un-paywall sites

Generally interesting

• How Google bans GrapheneOS users from using banking apps, GooglePay and other services
  • spoiler: even despite (not only) big corpos not passing Google's certification, GrapheneOs is still not considered a first-class AOSP-based OS
• Riot Techblog
  • especially The Chronobreak implementation series
  • or the Spell casting series
  • or the Artificial latency for the Worlds international tournament during COVID
• Philosophise this! Podcast - different flavor of brain food, particularly:
  • Series on consciousness (3 eps)
  • Simone Weil series (4 eps)

Computers

• Zenbleed - use-after-free on the CPU level?
• Splitting the Web - just the idea (other takes seem... extreme?), especially when we take into account the implications of the Google's Web Environment Inegrity API
• Downfall CPU vulnerability paper
• The Windows Source Code Revealed: Task Manager - The original author of Windows Task Manager takes you on an authorized tour of the Windows source code behind the XP Task Manager.
• Ghostrace vulnerability - Speculative Race Conditions - storming cores with interrupts to trigger a use-after-free using speculative execution to bypass the kernel's locks - a complex but interesting read
• Why does an extraneous build step make my Zig app 10x faster? - TIL pipes start processes in parallel
• PIN: dynamic binary instrumentation by Intel - I'm looking into usecases for this complex, powerful and cool tool!
• Raymond Chen's The Old New Thing
• nmbl: we don’t need a bootloader

Languages

• C++ Weekly - author picks a small topic and briefly talks about it, runs demos
• C Isn't A Programming Language Anymore - "it’s a protocol. A bad protocol certainly, but the protocol we have to use nonetheless!"
• .NET: An interestng ARM-specific performance issue with unintended atomic access
  • there is single-copy atomicity guarantee (with LSE2 supported) when loading two 8B values from a 16B-aligned region, creating a depdendency
  • this causes up to a 3x slowdown in the List<>::Add method
  • interesting note: vTune/uProf does not exist (not sure about perf), making this issue harder to diagnose (thanks, Apple)
• References are useful for several things, but the direct reason they were introduced in C++ was to support operator overloading.
• A nice document summarizing all the **values in C++ that I keep forgetting
• This person does not understand pointers
• C++'s future (23, 26 with emphasis on reflection and safety) - Herb Sutter - CppCon 2024
• This guy - C/C++
• Hana Dusíková on constexpr and her favourite data structures
  • spoiler: it's not a hive

Fun stuff

• Exotic Programming Ideas by Stephen Diehl
• Might be worth checking out: Intro to Compiler construction
• Prolog guidelines
• The power of prolog
• Bizzare Bookshelf

Wonders

• [music] In Bb 2.0
• simple yet elegant finite automaton optimization - Thompson NFA

World

• Husband and wife - GRU spies aiding bombings and poisonings across Europe

My Work

• PCID support for amd64 in HelenOS
• Userspace thread join in HelenOS

Last update

11th December 2024