Midi Note Frequency
0. C -1 8.18 Hz
1. C#-1 8.66 Hz
2. D -1 9.18 Hz
3. D#-1 9.72 Hz
4. E -1 10.30 Hz
5. F -1 10.91 Hz
6. F#-1 11.56 Hz
7. G -1 12.25 Hz
Ananth Pattabiraman ananthp
ananthp
/ ubuntu_18_04_input_devices_dont_work_after_logout.log
Created
June 12, 2018 16:25
Ubuntu 18.04 LTS bug: Input devices stop working after logout or switch-user
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| # HP-G42 laptop | |
| # Ubuntu 18.04 LTS | |
| # kernel: 4.15.0-23-lowlatency #25-Ubuntu SMP PREEMPT Wed May 23 20:39:43 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux | |
| # | |
| # excerpts from `journalctl` | |
| Jun 12 20:39:00 hp_g42 /usr/lib/gdm3/gdm-x-session[1164]: (WW) modeset(0): flip queue failed: Permission denied | |
| Jun 12 20:39:00 hp_g42 /usr/lib/gdm3/gdm-x-session[1164]: (WW) modeset(0): Page flip failed: Permission denied | |
| Jun 12 20:39:00 hp_g42 /usr/lib/gdm3/gdm-x-session[1164]: (EE) modeset(0): present flip failed | |
| -------------------------------------------------- after clicking logout -------------------------------------------------- |
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| fn main() { | |
| let a = 12; | |
| let message = match a { // what if multiple arms can be matched? | |
| 0 => "zero", | |
| 1...5 => "one to five", | |
| x if x > 10 => ">10", | |
| x if x < 20 => "<20", | |
| _ =>"n/a" | |
| }; |
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