KEINOS

The below list is the diff of apk list --installed between before and after apk add chromium firefox.

alsa-lib-1.2.9-r3
aom-libs-3.6.1-r0
at-spi2-core-2.48.3-r0
avahi-libs-0.8-r13
brotli-libs-1.0.9-r15
cairo-1.17.8-r2
cairo-gobject-1.17.8-r2

KEINOS

Auto Rebooting NanoPi NEO2 NAS Before Crash

This gist explains how to reboot the NanoPi NEO2 NAS before the CPU temperature rises too high and the device crashes.

Cron Job Setting Example

$ sudo crontab -l
# Check CPU temperature every 30 min (reboot if over 70°C)
*/30 * * * * /root/cron_jobs/onheat_reboot.sh > /root/cron_jobs/onheat_reboot.log 2>&1

KEINOS

actions/checkout

steps:
  - uses: actions/checkout@v3

actions/cache

KEINOS

• マシンスペック | スペック @ gigabyte.com
• マザーボード・マニュアル | PDF @ download1.gigabyte.com
• 備考
  • 最大メモリ: 16 GB （現在 8 GB）
  • 互換メモリ | PDF
  • 互換 CPU (Rev.1 の場合。要 Rev 確認）
  • GPU スペック - AMD Radeon R5 230 OEM
    • Family/Generation: Sea Islands
    • Series: Radeon 200 series
• Graphics Features

KEINOS

How to verify the checksum file?

TL; DR

Use -c or --check option of shasum or sha256sum command.

$ # The target ISO image and its hash file
$ ls 
alpine-extended-3.18.0-x86_64.iso alpine-extended-3.18.0-x86_64.iso.sha256

KEINOS

Example repo for Gistargazer API

This gist repository is an example of a Gistargazer API ID file deployment.

Notes

• The only file required is "gistargazer.json", the others are ignored.
• The gist ID (in this case "42f5f23053ab59ca480f480b8d01e1fd") is the Gistargazer API user ID.
• After submitting the ID file "gistargazer.json" to the gist repository with "allow_badge" element as "yes", go to the following URL and check that the file appears:
• https://gist.githubusercontent.com///raw/gistargazer.json

KEINOS

Hardware information to prepare for Linux migration before Apple support ends.

$ date -R
Mon, 15 May 2023 08:41:18 +0900

$ sw_vers
ProductName:	macOS
ProductVersion:	12.6.5
BuildVersion:	21G531

KEINOS

title	description	publishDate	draft	tags
Hoge	sample post	2023-01-11 23:13:22 +0900	false	sample

Hoge Hoge

KEINOS

Converting uint64 to []byte in Go

tl; dr

Using LittleEndian.PutUint64 function from encoding/binary package is much faster than bit shifting.

0.3468n/op vs 3.905n/op

import "encoding/binary"

KEINOS

openpgp4fpr:4FDD93EDA91BA3AD071ED4118B888AD8EDD27C2D