VirtualTam's bookmarks

1. NIST’s Cesium Fountain Atomic Clocks

   2025-01-24
   atomic laser physics/temperature space time/clock

   Permalink
   • NIST-F1 Cesium Fountain Clock, 1999-12-29
   • NIST Launches a New U.S. Time Standard: NIST-F2 Atomic Clock, 2014-04-03
   • Advanced Laser Cooling for the Atomic Space Clock, 2021-10-12
   • Primary Atomic Reference Clock in Space
   • Laser Cooling
2. Rust In Space! How Rust is powering next-generation space mission simulators

   2025-01-11
   astrodynamics programming/rust space time time/clock

   Permalink
   • Angus Morrison: "How Rust is Powering Next-Generation Space Mission Simulators" | RustConf 2024
   • Slides
   • lox-space/lox - Oxidized Astrodynamics
3. EleksTube IPS Nixie Tube Digital Clock

   2022-06-18
   diy electronics nixie time/clock

   Permalink
   • https://www.youtube.com/watch?v=ygjonCPPcGM
   • https://hackaday.com/2021/04/20/no-nixie-nixie-clock/
4. Arduino GPS Clock | Adafruit Learning System

   2020-05-28
   diy embedded/arduino gps ntp programming/c++ time time/clock

   Permalink
   • https://www.adafruit.com/product/1272
   • https://www.adafruit.com/product/746
   • https://learn.adafruit.com/adafruit-ultimate-gps/external-antenna
   • https://learn.adafruit.com/adafruit-ultimate-gps/overview
5. Vacuum Fluorescent Display

   2019-11-05
   digit diy light nixie time/clock tube

   Permalink
   • https://www.instructables.com/id/OpenVFD-6-Digit-IV-11-VFD-Tube-Clock/
   • https://www.instructables.com/id/Arduino-VFD-Display-Clock-Tutorial-A-Guide-To-VFD-/
6. Cronixie / Nixie Cron LED

   2019-10-21
   digit diy electronics/led light nixie time/clock

   Permalink
   • https://www.thingiverse.com/thing:1025752
   • https://www.led-genial.de/LED-Nixie
   • https://www.led-genial.de/
   • http://www.techmoan.com/blog/2018/4/27/cronixie-the-eye-catching-edge-lit-clock-kit.html
   • https://www.youtube.com/watch?v=miqN2gR1Zns
7. Timing is Everything. Writing the Clock Panel Plugin for Grafana 3.0 | Grafana Labs Blog

   2019-02-19
   dashboard date observability observability/grafana time/clock

   Permalink
8. How to show a running clock in terminal before the command prompt - Ask Ubuntu

   2018-12-13
   command-line programming/shell programming/shell/zsh prompt time

   Permalink
   • http://zsh.sourceforge.net/Doc/Release/Parameters.html#Parameters-Used-By-The-Shell
   • http://zsh.sourceforge.net/Doc/Release/Zsh-Line-Editor.html#Miscellaneous
9. Falsehoods programmers believe about time: @noahsussman: Infinite Undo

   2018-10-22
   date programming time time/clock time/timezone

   Permalink

   • https://news.ycombinator.com/item?id=4128208

   • https://www.reddit.com/r/programming/comments/v8s0y/falsehoods_programmers_believe_about_time/

   • https://www.metafilter.com/117073/Falsehoods-Programmers-Believe

   • https://infiniteundo.com/post/25509354022/more-falsehoods-programmers-believe-about-time

   • https://www.reddit.com/r/programming/comments/zckb2/more_falsehoods_programmers_believe_about_time/

10. Minitel Real Time Clock: 5 Steps

    2018-07-23
    diy embedded/arduino hack minitel time/clock

    Permalink
11. Sineclock

    2018-04-09
    audio diy sine time time/clock wave

    Permalink
    • http://douglasrepetto.com/portfolio/sineclock/
12. Build a Clock With Lixies, the Nixie-⁠Tube Lookalike - IEEE Spectrum

    2018-01-29
    diy electronics/led embedded/arduino light microcontroller/espressif/esp8266 nixie number time/clock

    Permalink
    • https://www.instructables.com/id/Faux-Nixie-Tube-Clock/
    • https://hackaday.io/project/18633-lixie-an-led-alternative-to-the-nixie-tube
    • https://learn.adafruit.com/adafruit-neopixel-uberguide/the-magic-of-neopixels
    • https://www.tindie.com/products/connornishijima/lixie-an-led-alternative-to-the-nixie-tube/
    • https://en.wikipedia.org/wiki/Lightguide_display
    • https://github.com/connornishijima/Lixie-arduino
    • https://github.com/connornishijima/Lixie-arduino/blob/master/examples/ESP8266/ntp_clock/ntp_clock.ino
    • https://imgur.com/gallery/mRSaP
    • https://imgur.com/a/6soGR
    • http://s1294.photobucket.com/user/mitchmarkin/library/Lixie%20Clock?sort=4&page=1
13. Word_Clock

    2017-12-14
    diy electronics/led embedded/arduino time time/clock

    Permalink
    • http://www.instructables.com/id/Arduino-Word-Clock/
    • https://blog.arduino.cc/2017/12/04/read-the-time-and-play-games-on-this-arduino-based-word-clock/
14. NTP - Time Synchronization and Virtualization

    2017-06-19
    esx linux linux/archlinux linux/debian linux/ubuntu ntp time time/clock virtualization virtualization/virtualbox vmware

    Permalink
    • https://help.ubuntu.com/lts/serverguide/NTP.html
    • https://wiki.archlinux.org/index.php/Systemd-timesyncd
    • https://bbs.archlinux.org/viewtopic.php?id=182172
    • https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=812522;msg=17
    • https://askubuntu.com/questions/280421/ubuntu-inside-virtual-machine-ntpd-or-ntpdate-or-to-avoid-clock-drift
    • https://superuser.com/questions/938926/systemd-timesyncd-service-start-fails
    • https://superuser.com/questions/688127/how-to-correctly-sync-time-in-linux-running-as-virtual-guest-after-host-resumes
15. Timekeeping in VMware Virtual Machines

    2017-06-19
    linux ntp time time/clock virtualization

    Permalink
    • https://askubuntu.com/questions/280421/ubuntu-inside-virtual-machine-ntpd-or-ntpdate-or-to-avoid-clock-drift
16. code challenge - Build a digital clock in Conway's Game of Life - Programming Puzzles & Code Golf Stack Exchange

    2017-03-12
    cellular-automaton cellular-automaton/game-of-life hack time/clock

    Permalink
17. Obsolete Time - Hackaday Projects

    2014-12-10
    diy nixie time/clock tube valve

    Permalink