roman

@hi@romanzolotarev.com


homehttps://romanzolotarev.com
📌 21 ★ 7 ↺
dch :flantifa: :flan_hacker: boosted

[?]roman » 🌐
@hi@romanzolotarev.com

a father, husband, and webmaster from estonia
https://romanzolotarev.com/about/


a gravel road winds through the forest. on the right, a "private road" sign reads "eratee" (est.)

Alt...a gravel road winds through the forest. on the right, a "private road" sign reads "eratee" (est.)

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    [?]Mischa 🐡😎 » 🌐
    @mischa@exquisite.social

    @hi 👋🫶

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      [?]roman » 🌐
      @hi@romanzolotarev.com

      ❤️

        [?]Dima Pasechnik 🇺🇦 🇳🇱 » 🌐
        @dimpase@mathstodon.xyz

        @hi Tere!

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          [?]roman » 🌐
          @hi@romanzolotarev.com

          tere tere ❤️

            [?]Thorsten Zöller » 🌐
            @thorstenzoeller@exquisite.social

            @hi Hi! And thanks a lot for all the great OpenBSD-related advice you provide - it's much appreciated!

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              [?]roman » 🌐
              @hi@romanzolotarev.com

              happy to hear that ❤️

                [?]پویان Pouyan » 🌐
                @i@toot.pouyan.net

                @hi best intro in a while!

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                  [?]roman » 🌐
                  @hi@romanzolotarev.com

                  ❤️

                    [?]Brian » 🔓
                    @Brian@shakedown.social

                    @hi Welcome!

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                      [?]roman » 🔓
                      @hi@romanzolotarev.com

                      thanks!

                        [?]Astrid » 🌐
                        @astridpoot@mastodon.social

                        @hi welcome!

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                          [?]roman » 🌐
                          @hi@romanzolotarev.com

                          ❤️ thanks!

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                            [?]roman » 🌐
                            @hi@romanzolotarev.com

                            offtopic: i'm happy to see your posts published across multiple protocols!

                            1. do you see the replies?

                            2. is your posse solution open source?

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                              [?]roman » 🌐
                              @hi@romanzolotarev.com

                              oh, found it on https://github.com/sivers/sivers ❤️

                                roman boosted

                                [?]lee » 🔓
                                @exquisitecorp@merveilles.town

                                Brown noise on the command line (via sox):

                                play -n synth brownnoise

                                (there's also pinknoise, whitenoise...)

                                fake ocean waves:
                                play -n synth brownnoise synth pinknoise mix synth 0 0 0 10 10 40 trapezium amod 0.1 30

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                                roman boosted

                                [?]Tomáš » 🌐
                                @prahou@merveilles.town

                                IMGRAM MINI

                                nein.triapul.cz/technology/ksh

                                Minuscule static gallery, compatible with @rostiger 's webring ( codeberg.org/rostiger/subversi )

                                imgram.mini

nein.triapul.cz/technology/ksh/imgram_mini

                                Alt...imgram.mini nein.triapul.cz/technology/ksh/imgram_mini

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                                  [?]roman » 🌐
                                  @hi@romanzolotarev.com

                                  @vlkrs@bsd.network oops :)

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                                    [?]roman » 🌐
                                    @hi@romanzolotarev.com

                                    @vlkrs@bsd.network gave me some magic string to add to my fbtab and it helped :)

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                                      [?]roman » 🌐
                                      @hi@romanzolotarev.com

                                      for t14 it should be /FLASH/LOGO.* on the usb drive.
                                      i don't think you can see any other during boot.

                                      you may want to check your model here:
                                      https://wilkgr76.github.io/tp_logo/

                                      also i'd recommend to check official documentation on lenovo site.

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                                      [?]roman » 🔓
                                      @hi@romanzolotarev.com

                                      @shtrophic@chaos.social oh thanks. will try

                                        roman boosted

                                        [?]Damien Guard » 🌐
                                        @damieng@mastodon.social

                                        I made an online bitmap font editor (monospace only for now) that can import and export a bunch of formats including TTF/WOFF.

                                        damieng.github.io/ch8ter/

                                        Source up at github.com/damieng/ch8ter

                                        A screenshot of my bitmap font editor showing the letter E being edited.

                                        Alt...A screenshot of my bitmap font editor showing the letter E being edited.

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                                        in reply to »

                                        [?]roman » 🌐
                                        @hi@romanzolotarev.com

                                        i'm not sure what i'm looking at, but it looks awesome ❤️

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                                          [?]roman » 🌐
                                          @hi@romanzolotarev.com

                                          oh, that’s rough…

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                                            [?]roman » 🌐
                                            @hi@romanzolotarev.com

                                            no need for emails when you have direct ssh access...

                                            $ ssh root@sun "sysctl hw.setperf=99"

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                                              roman boosted

                                              [?]OpenBSD Journal » 🤖 🌐
                                              @openbsdjournal@mastodon.bsd.cafe

                                              4 ★ 1 ↺
                                              pesco boosted

                                              [?]roman » 🌐
                                              @hi@romanzolotarev.com

                                              opentype font disassembles instructions

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                                                [?]roman » 🌐
                                                @hi@romanzolotarev.com

                                                resolved an overheating issue on the that kept the fan running constantly. how? i simply lowered the room temperature by a few degrees. not too cold for me and not too hot for the laptop ❤️

                                                the fan still kicks in under the load, but at least when cpu frequency is low, the fan is off

                                                red: fan off or 2000 rpm, gray: cpu 400-4000mhz

                                                Alt...red: fan off or 2000 rpm, gray: cpu 400-4000mhz

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                                                  [?]roman » 🌐
                                                  @hi@romanzolotarev.com

                                                  here is the script

                                                  #!/bin/sh
                                                  b=$(apm -b) # 0 high, 1 low, 2 critical, 3 charging
                                                  l=$(apm -l) # %
                                                  m=$(apm -m) # minutes
                                                  if test "$m" = 'unknown'; then mm='-'; else mm="${m}m"; fi
                                                  p=$(apm -P) # 0
                                                  d=$(date +%Y%m%d-%H%M%S)
                                                  t=$(sysctl -n hw.sensors.acpithinkpad0.temp0 | cut -d. -f1)
                                                  f=$(sysctl -n hw.sensors.acpithinkpad0.fan0 | cut -d' ' -f1)
                                                  c=$(($(sysctl -n hw.sensors.cpu0.frequency0 | cut -d. -f1) / 1000000))
                                                  echo "$d ${c}mhz +${t} ${f}rpm $b ${l}% $mm"
                                                  output looks like this:

                                                  20260310-233201 450mhz +42 0rpm 0 74% -
                                                  running this script with crontab every minute:


                                                  *       *       *       *       *       /bin/sh heat.sh >> /var/log/heat.log

                                                  0 ★ 0 ↺
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                                                  [?]roman » 🔓
                                                  @hi@romanzolotarev.com

                                                  no, but editing fbtab and starting from tty0 helped. all good now ❤️

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                                                  [?]roman » 🌐
                                                  @hi@romanzolotarev.com

                                                  yes, -stable.
                                                  haven't added myself to _seatd, but let me try next time...
                                                  editing fbtab and running from tty0 helped

                                                  1 ★ 0 ↺
                                                  in reply to »

                                                  [?]roman » 🌐
                                                  @hi@romanzolotarev.com

                                                  adding extra line to fbtab helpd. let me try seatd and read more about it...

                                                  9 ★ 1 ↺
                                                  passthejoe boosted

                                                  [?]roman » 🌐
                                                  @hi@romanzolotarev.com

                                                  quickly tested with on :

                                                  browsers are 2-3% faster than in

                                                  trackpad and trackpoint are not working as expected

                                                  whole setup a bit more complicated (starting from tty0, installing extra packages, extra line in fbtab, etc)

                                                  for this week at least i'm switching back to good old and :)

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                                                    0 ★ 0 ↺
                                                    in reply to »

                                                    [?]roman » 🌐
                                                    @hi@romanzolotarev.com

                                                    @vlkrs@bsd.network ungoogled-chromium is also a bit faster

                                                    9.78 xenocara + cwm
                                                    9.86 wayland + sway

                                                      0 ★ 0 ↺
                                                      in reply to »

                                                      [?]roman » 🌐
                                                      @hi@romanzolotarev.com

                                                      did you mean intel-media-drvier?

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                                                        [?]roman » 🌐
                                                        @hi@romanzolotarev.com

                                                        oh, thank you! now need to figure out how to use :)

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                                                          [?]roman » 🌐
                                                          @hi@romanzolotarev.com

                                                          can run startsway.sh as root, but when i run it as myself, getting this error:

                                                          00:00:00.020 [ERROR] [wlr] [libseat] [libseat/backend/noop.c:57] Failed to open device: Permission denied
                                                          00:00:00.020 [ERROR] [wlr] [backend/session/session.c:331] Failed to open device: '/dev/dri/card0': Permission denied
                                                          00:00:00.020 [ERROR] [wlr] [backend/session/session.c:424] Unable to open /dev/dri/card0 as KMS device
                                                          00:00:00.020 [ERROR] [wlr] [backend/backend.c:245] Found 0 GPUs, cannot create backend
                                                          00:00:00.020 [ERROR] [wlr] [backend/backend.c:420] Failed to open any DRM device
                                                          00:00:00.021 [ERROR] [sway/server.c:247] Unable to create backend
                                                          also trackpad scrolling doesn't work (tested in firefox, which runs as root)

                                                          cc: @vlkrs@bsd.network

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                                                            [?]roman » 🌐
                                                            @hi@romanzolotarev.com

                                                            firefox speedometer score is about the same (slightly faster on wayland, but it varies from run to run)

                                                            8.18 wayland + sway
                                                            7.96 xenocara + cwm

                                                            cc: @vlkrs@bsd.network

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                                                              [?]roman » 🌐
                                                              @hi@romanzolotarev.com

                                                              how to install on ?

                                                              cc: @haddock@bsd.network

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                                                                roman boosted

                                                                [?]Tod Kurt (todbot) » 🌐
                                                                @todbot@mastodon.social

                                                                Talking w/ friends about shortwave recently and was reminded as a 1980s kid I was able to RECEIVE PICTURES FROM SPACE SATELLITES on my Apple ][ w/ a simple circuit & assembly code from a magazine. I found it! BYTE June 84: worldradiohistory.com/Archive- On perfboard into joystick port!

                                                                "FAX Converter" circuit schematic going from shortwave receiver output to Apple II game controller port. It's just a transformer to half-wave rectifer to a transistor to make clean digital edges

                                                                Alt..."FAX Converter" circuit schematic going from shortwave receiver output to Apple II game controller port. It's just a transformer to half-wave rectifer to a transistor to make clean digital edges

                                                                Example "fax" image output from satellites that the Apple II was receiving

                                                                Alt...Example "fax" image output from satellites that the Apple II was receiving

                                                                  ...
                                                                  roman boosted

                                                                  [?]Ivan Reese » 🌐
                                                                  @spiralganglion@merveilles.town

                                                                  Okay this is doing the rounds and it's fun and infuriating. My advice: if you hit one you can't do, just guess and keep going. There are certain hues I struggled with more than others.

                                                                  FWIW, I got 0.0050

                                                                  keithcirkel.co.uk/whats-my-jnd

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                                                                  4 ★ 0 ↺
                                                                  in reply to »

                                                                  [?]roman » 🌐
                                                                  @hi@romanzolotarev.com

                                                                  nice!

                                                                  pink is the hardest for me... also this test works the best on iphone, not so good on google pixel.


                                                                  edit: the best results on macbook :)

                                                                  cc: @rek@merveilles.town @spiralganglion@merveilles.town

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                                                                    [?]roman » 🌐
                                                                    @hi@romanzolotarev.com

                                                                    𓆡 ❤️

                                                                      1 ★ 0 ↺
                                                                      in reply to »

                                                                      [?]roman » 🌐
                                                                      @hi@romanzolotarev.com

                                                                      i wonder if anything we can re-configure to improve performance on ...

                                                                      also curious if recent changes help in any way...

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                                                                        [?]roman » 🌐
                                                                        @hi@romanzolotarev.com

                                                                        okay, you got us (>_>)

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                                                                          in reply to »

                                                                          [?]roman » 🌐
                                                                          @hi@romanzolotarev.com

                                                                          thank you! you're the fastest so far :)

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                                                                            in reply to »

                                                                            [?]roman » 🌐
                                                                            @hi@romanzolotarev.com

                                                                            thank you! by the way, how do you like the framework? everything works well with ?

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                                                                              in reply to »

                                                                              [?]roman » 🌐
                                                                              @hi@romanzolotarev.com

                                                                              hmm, interesting... thank you for trying ❤️

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                                                                                in reply to »

                                                                                [?]roman » 🌐
                                                                                @hi@romanzolotarev.com

                                                                                oh i see, these are probably openbsd specific...

                                                                                  1 ★ 0 ↺

                                                                                  [?]roman » 🌐
                                                                                  @hi@romanzolotarev.com

                                                                                  if you and , could you please run these commands and paste output in reply?


                                                                                  uname -sr
                                                                                  sysctl hw.version

                                                                                  time (x11perf \
                                                                                  -dot \
                                                                                  -create \
                                                                                  -destroy \
                                                                                  -map \
                                                                                  -rect500 \
                                                                                  -aa24text \
                                                                                  -copywinwin100 \
                                                                                  -f8text \
                                                                                  -fitext \
                                                                                  -gc \
                                                                                  -getimage500 \
                                                                                  -pcircle100 \
                                                                                  -polytext \
                                                                                  -putimage500 \
                                                                                  -rect500 \
                                                                                  -resize \
                                                                                  -scroll100 \
                                                                                  -tileftext \
                                                                                  -tr10text \
                                                                                  -triangle100 \
                                                                                  -repeat 2 \
                                                                                  -time 1 > /dev/null)

                                                                                    ...
                                                                                    1 ★ 0 ↺

                                                                                    [?]roman » 🌐
                                                                                    @hi@romanzolotarev.com

                                                                                    OpenBSD 7.8
                                                                                    hw.version=ThinkPad T14 Gen 3
                                                                                    2m15.60s real 0m05.46s user 0m06.29s system

                                                                                      Older...
                                                                                      roman boosted

                                                                                      [?]DiscoverBSD » 🌐
                                                                                      @discoverbsd@bsd.network

                                                                                      OpenBSD updates drm(4) subsystem to Linux 6.1.18 level

                                                                                      discoverbsd.com/p/9130c6def0

                                                                                      1 ★ 0 ↺
                                                                                      in reply to »

                                                                                      [?]roman » 🌐
                                                                                      @hi@romanzolotarev.com

                                                                                      good point. thank you for "how to install gurk" page. going to try it out soon

                                                                                        1 ★ 0 ↺
                                                                                        in reply to »

                                                                                        [?]roman » 🌐
                                                                                        @hi@romanzolotarev.com

                                                                                        this one should be added to packages

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