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有關阿原記事本

阿原,江易原,記下一些事情跟朋友們分享,也留下自己學習與成長的紀錄。教學課程請見 "阿原小站" 還有阿原開放式課程、阿原直播與教學影片、阿原生活影片、阿原創新顧問公司、阿原科幻小說-NC1543、教師教學社團:開源軟體與教學應用
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*本站累積不少教學與食品安全資料,請善用左上角的網頁搜尋功能,或是網頁右方文章分類整理。

2026/11/13

筆記:在 Linux 平台上可繪製 3 D 分布圖的開源軟體  

 




α   AlphaPlot



Top 20 Plotting Tools for Linux for Creating Scientific Graphs in Turkey, Istanbul, Ankara, Izmir 


6. PLplot


15 SciDAVis (Scientific Analysis and Visualization) is an essential tool to generate different types of interactive 2D and 3D plots.

18. DataMelt



20261112 今年第 17 次,不測速三千公尺 17 m 54 s


可能是上午做雙腿深蹲,單腿蹲,造常兩腳略酸痛,晚上跑步表現普通。


Timing Description: Start Time: 2026年11月12日 17:18:48


Total Time: 00:17:53.60  ( = ~ 5.94 min/km 接近六分速)

10 Laps

Lap Description: Lap 10... <Stopped>
Lap Time: 00:01:40.57
Lap Total Time: 00:17:53.60

Lap Description: Lap 9...
Lap Time: 00:01:50.75
Lap Total Time: 00:16:13.03

Lap Description: Lap 8...
Lap Time: 00:01:54.06
Lap Total Time: 00:14:22.28

Lap Description: Lap 7...
Lap Time: 00:01:51.26
Lap Total Time: 00:12:28.22

Lap Description: Lap 6...
Lap Time: 00:01:48.79
Lap Total Time: 00:10:36.96

Lap Description: Lap 5...
Lap Time: 00:01:46.19
Lap Total Time: 00:08:48.17

Lap Description: Lap 4...
Lap Time: 00:01:46.24
Lap Total Time: 00:07:01.98

Lap Description: Lap 3...
Lap Time: 00:01:47.26
Lap Total Time: 00:05:15.74

Lap Description: Lap 2...
Lap Time: 00:01:43.90
Lap Total Time: 00:03:28.48

Lap Description: Lap 1...
Lap Time: 00:01:44.58
Lap Total Time: 00:01:44.58

Generated by the UltraChron Stopwatch for Android.

2026/11/08

20261108 Sunday 阿原第一次跑五千公尺 33 m 40 s,輕鬆跑沒測速。未來目標是跑入 30 min

 


謝謝系排球隊王小明學長的鼓勵(前幾年就鼓勵阿原跑五千),阿原今天終於敢嘗試五千公尺。

未來希望可以更進步,假設是六分速,這樣三千公尺 18 min (阿原近期有達成) , 五千公尺 30 min,是合理的目標

-----------------------------------------------

操場一圈 300 m, 所以這次 17 圈是 5100 m 

最後一圈乘上  1min 38.86 sec x 2/3 =  ~65.91sec  1m 05.91sec

所以這次是 前 16 圈 32m34.24sec +  1m 05.91sec =  五千公尺 33m 40.15 sec


查到網路資料,五千公尺在 1998 年以前,及格是 24 min, 滿百是 22 min

這樣大略換算,24 min  x 3 / 5 = 14.4 min (阿原當年在幹訓班是體能最好的時候,三千公尺跑 13m 30s,是有機會跑五千公尺到 24 min,但現在回想,舊制度的體能很硬) 

補充:阿原當兵時,三千公尺及格是 15 min。


這次真的輕鬆跑(所以前半段刻意放慢,後面幾圈才稍微加速),上次跑三千是 16 min 34 sec, 跑完是需要一點意志力(因為當時知道成績是這幾次最好,就想要有好成績)。這次真的輕鬆跑,所以跑完之後,感覺還可以再跑個幾圈。

----------------------------------------------------------------------------

Timing Description: Start Time: 2026年11月8日 17:33:38

Total Time: 00:34:13.10

18 Laps


Lap Description: Lap 18... <Stopped>
Lap Time: 00:01:38.86---剩最後一圈,還有體力,稍微加速
Lap Total Time: 00:34:13.10   

Lap Description: Lap 17...
Lap Time: 00:01:52.95
Lap Total Time: 00:32:34.24

Lap Description: Lap 16...
Lap Time: 00:01:52.78
Lap Total Time: 00:30:41.29

Lap Description: Lap 15...
Lap Time: 00:01:51.39
Lap Total Time: 00:28:48.51

Lap Description: Lap 14...
Lap Time: 00:01:58.87---看到盡頭(還有四圈),還有體力,稍微加速
Lap Total Time: 00:26:57.12

Lap Description: Lap 13...
Lap Time: 00:02:02.40
Lap Total Time: 00:24:58.25

Lap Description: Lap 12...
Lap Time: 00:02:03.08
Lap Total Time: 00:22:55.85

Lap Description: Lap 11...
Lap Time: 00:02:03.41
Lap Total Time: 00:20:52.77--三千公尺,幾乎是七分速

Lap Description: Lap 10...
Lap Time: 00:02:07.39
Lap Total Time: 00:18:49.36

Lap Description: Lap 9...
Lap Time: 00:02:05.76
Lap Total Time: 00:16:41.97

Lap Description: Lap 8...
Lap Time: 00:02:03.81
Lap Total Time: 00:14:36.21

Lap Description: Lap 7...
Lap Time: 00:02:09.84
Lap Total Time: 00:12:32.40

Lap Description: Lap 6...
Lap Time: 00:02:05.71
Lap Total Time: 00:10:22.56

Lap Description: Lap 5...
Lap Time: 00:02:07.65
Lap Total Time: 00:08:16.85

Lap Description: Lap 4...--第三圈應該是 2m 5.81s
Lap Time: 00:02:00.75
Lap Total Time: 00:06:09.20

Lap Description: Lap 3...----誤觸
Lap Time: 00:00:05.06
Lap Total Time: 00:04:08.45

Lap Description: Lap 2
Lap Time: 00:02:03.71
Lap Total Time: 00:04:03.39

Lap Description: Lap 1...
Lap Time: 00:01:59.68---近期很少第一圈跑這樣的時間,一般是 1m 35 - 45sec,也是為了刻意保留體力 
Lap Total Time: 00:01:59.68

Generated by the UltraChron Stopwatch for Android.
http://thespinninghead.com/wordpress/?app=ultrachron 



宗教節目有沒有說的細節,阿彌陀佛四十八大願,很多不是給人類的





原來草稿是在  20260805 今天是 20261108,就完成草稿公開

----

20260805 0046 

聽過很多次,但這是第一次查詢

阿彌陀佛 48大願 (慧炬雜誌 614期, 2018,台大圖書館下載點)

先大略讀過,再使用 Control + F

搜尋 菩薩  人天  眾生

發現,給菩薩的願很多(這不是我們現在凡夫可以達到的境界)

相對,無論是藥師佛的十二大願,或是藥師七佛其他六佛的願,多數是對人類說的,而且從文字來說,就是針對人類,同時強調現世利益。

(附註說明,如果從南傳佛教的觀點,這些大乘經典,事後世祖師的創作,非佛說,點到為止,這對台灣以大乘為主的環境,很難說明,因為腦袋轉不過來,就是轉不過來)(我沒有能力說誰對誰錯,我說,有人腦袋轉不過來,例如阿原的母親)


2026/11/03

20261103 今年第 16 次,不測速三千公尺 16 m 34 s,目前今年最好的成績



Timing Data

Timing Description: Start Time: 2026年11月3日 17:54:35

Total Time: 00:16:34.28

10 Laps

Lap Description: Lap 10... <Stopped>
Lap Time: 00:01:30.54
Lap Total Time: 00:16:34.28

Lap Description: Lap 9...
Lap Time: 00:01:37.21
Lap Total Time: 00:15:03.74

Lap Description: Lap 8...
Lap Time: 00:01:38.68
Lap Total Time: 00:13:26.53

Lap Description: Lap 7...
Lap Time: 00:01:36.01
Lap Total Time: 00:11:47.85

Lap Description: Lap 6...
Lap Time: 00:01:40.71
Lap Total Time: 00:10:11.84

Lap Description: Lap 5...
Lap Time: 00:01:41.06
Lap Total Time: 00:08:31.13

Lap Description: Lap 4...
Lap Time: 00:01:40.30
Lap Total Time: 00:06:50.07

Lap Description: Lap 3...
Lap Time: 00:01:45.99
Lap Total Time: 00:05:09.77

Lap Description: Lap 2...
Lap Time: 00:01:41.52
Lap Total Time: 00:03:23.78

Lap Description: Lap 1...
Lap Time: 00:01:42.26
Lap Total Time: 00:01:42.26

Generated by the UltraChron Stopwatch for Android.
http://thespinninghead.com/wordpress/?app=ultrachron


2026/11/01

20261031 今年第 15 次,不測速三千公尺 19 m 37 s




整體狀況普通而已

Timing Description: Start Time: 2026年10月31日 18:56:46

Total Time: 00:19:37.28

17 Laps

Lap Description: Lap 17... <Stopped>
Lap Time: 00:01:13.68
Lap Total Time: 00:19:37.28

Lap Description: Lap 16...
Lap Time: 00:01:19.75
Lap Total Time: 00:18:23.60

Lap Description: Lap 15...
Lap Time: 00:01:18.79
Lap Total Time: 00:17:03.85

Lap Description: Lap 14...
Lap Time: 00:01:21.39
Lap Total Time: 00:15:45.06

Lap Description: Lap 13...
Lap Time: 00:01:19.27
Lap Total Time: 00:14:23.67

Lap Description: Lap 12...
Lap Time: 00:01:18.47
Lap Total Time: 00:13:04.40

Lap Description: Lap 11...
Lap Time: 00:01:20.31
Lap Total Time: 00:11:45.93

Lap Description: Lap 10...
Lap Time: 00:01:21.32
Lap Total Time: 00:10:25.62

Lap Description: Lap 9...
Lap Time: 00:01:18.67
Lap Total Time: 00:09:04.30

Lap Description: Lap 8...
Lap Time: 00:01:18.05
Lap Total Time: 00:07:45.63

Lap Description: Lap 7...
Lap Time: 00:01:18.41
Lap Total Time: 00:06:27.58

Lap Description: Lap 6...
Lap Time: 00:01:17.98
Lap Total Time: 00:05:09.17

Lap Description: Lap 5...
Lap Time: 00:01:16.36
Lap Total Time: 00:03:51.19

Lap Description: Lap 4...
Lap Time: 00:01:14.67
Lap Total Time: 00:02:34.83

Lap Description: Lap 3...
Lap Time: 00:01:05.12
Lap Total Time: 00:01:20.16--這才是第一圈 

Lap Description: Lap 2...--誤觸 
Lap Time: 00:00:04.83
Lap Total Time: 00:00:15.04

Lap Description: Lap 1...--誤觸  
Lap Time: 00:00:10.21
Lap Total Time: 00:00:10.21

Generated by the UltraChron Stopwatch for Android.
http://thespinninghead.com/wordpress/?app=ultrachron








2026/10/31

製作康普茶時,可以不用紅茶菇,但需要啟動液(有活菌的康普茶)The SCOPY is not necessary when making kombucha (but starter liquid is required)




 
20261022 Thu 阿原在家製作康普茶,使用買來現成的 SCOBY 及起始液體

但是紅茶菇有限,所以上網查詢確認,啟動液是必備的,但紅茶菇可以不用(網有說,醱酵時間會比較長)

這樣就單純多了。

-----------------------


阿原搜尋:

 Does it need scoby when making kombucha


AI:

No, you do not need a solid, pre-formed SCOBY (the rubbery disc or "mother") to start making kombucha, provided you have raw, unflavored starter tea. [1, 2]
The Difference Between the Disc and the Liquid
  • Starter Tea (The Real Culture): The liquid contains all the live bacteria and yeast (Symbiotic Culture of Bacteria and Yeast) needed to ferment sweet tea. [1, 2]
  • The Pellicle (The Disc): The rubbery cellulose mat that floats on top is actually called a pellicle. It is a byproduct created by the bacteria during fermentation. [1, 2, 3]
How to Brew Without a Pre-Made Disc
  1. Use Raw Kombucha: Buy a bottle of unpasteurized, unflavored store-bought raw kombucha to use as your starter liquid. [1, 2]
  2. Mix with Sweet Tea: Combine cooled, sweetened black or green tea with the raw starter kombucha in a glass jar. [1, 2]
  3. Grow a New One: Cover the jar with a clean cloth and rubber band. Leave it at room temperature. Over 1 to 3 weeks, a brand-new cellulose pellicle will naturally grow on the surface as the tea ferments into kombucha. [1, 2, 3]
Pros and Cons of Brewing Without a Pellicle
  • Pros: You don't need to hunt down or buy a physical SCOBY disc. The microbes in the liquid will build one for you. [1, 2]
  • Cons: Fermentation may start a bit slower, and the initial batch can be sweeter or less carbonated until the new culture builds strength. [1, 2]
You can learn more about growing your own culture from raw tea via guides like Kommbucha or Susan Cooks Vegan. [1, 2]
Would you like a step-by-step ratio and recipe for growing a new SCOBY from a bottle of store-bought raw kombucha?







2026/10/28

2026/10/27

原來在美國超市見過的 corned beef 跟與玉米無關,是鹽顆粒醃漬的牛肉

 


(粗鹽醃牛肉,翻譯的好)

今天 (20261027) YT 推播這影片給我,才知道是這麼一回事。之前看到,想不透。此外,也不知道 corn 玉米,加上 ed 可以當動詞或形容詞 

超級後廚

你吃過的牛肉三明治,可能用的就是這罐肉!走進牛肉罐頭工廠,揭開鹹牛肉煮熟仍是粉紅色、常溫能放數年的祕密,為何開罐還得用一把小鑰匙?【超級後廚】

這系列影片很有趣,


20261027 今年第 14 次,不測速三千公尺 18 m 20 s

第一次在這校園跑三千
⁷
Timing Data

Timing Description: Start Time: 2026年10月27日 16:52:13

Total Time: 00:18:19.51

15 Laps

Lap Description: Lap 15... <Stopped>
Lap Time: 00:01:09.95
Lap Total Time: 00:18:19.51

Lap Description: Lap 14...
Lap Time: 00:01:18.13
Lap Total Time: 00:17:09.56

Lap Description: Lap 13...
Lap Time: 00:01:19.55
Lap Total Time: 00:15:51.43

Lap Description: Lap 12...
Lap Time: 00:01:19.88
Lap Total Time: 00:14:31.88

Lap Description: Lap 11...
Lap Time: 00:01:18.76
Lap Total Time: 00:13:12.00

Lap Description: Lap 10...
Lap Time: 00:01:14.39
Lap Total Time: 00:11:53.24

Lap Description: Lap 9...
Lap Time: 00:01:15.24
Lap Total Time: 00:10:38.85

Lap Description: Lap 8...
Lap Time: 00:01:16.45
Lap Total Time: 00:09:23.61

Lap Description: Lap 7...
Lap Time: 00:01:15.03
Lap Total Time: 00:08:07.16

Lap Description: Lap 6...
Lap Time: 00:01:11.88
Lap Total Time: 00:06:52.13

Lap Description: Lap 5...
Lap Time: 00:01:08.01
Lap Total Time: 00:05:40.25

Lap Description: Lap 4...
Lap Time: 00:01:07.16
Lap Total Time: 00:04:32.24

Lap Description: Lap 3...
Lap Time: 00:01:09.05
Lap Total Time: 00:03:25.08

Lap Description: Lap 2...
Lap Time: 00:01:08.14
Lap Total Time: 00:02:16.03

Lap Description: Lap 1...
Lap Time: 00:01:07.89
Lap Total Time: 00:01:07.89

Generated by the UltraChron Stopwatch for Android.
http://thespinninghead.com/wordpress/?app=ultrachron


昨天是第一次在這校園拉



2026/10/25

小時候看到交通號誌強風警告,當時沒看過風向標,以為是管狀巧克力滴下來

 

題外話:在 AI 一秒就可以產出圖形的時代,阿原依然想嘗試傳統的拍照法,因為這樣的照片,帶有人的溫度




(很久以前想拍這照片與影片,終於拍到了)

阿原是幾年前,看過風向標,才知道,風大警告的標誌,就是風向標,不然,幾十年來,以為是小時候的一種巧克力零食,流出來的樣子。

一來阿原沒見過風向標,無法理解那是怎樣的東西,二來就用生活上的經驗來解讀這個圖形,那就是小時候的零食,管狀巧克力,看成巧克力流出來的樣子。



Youtube: 小時候看到交通號誌強風警告,當時沒看過風向標,以為是管子巧克力滴下來20261024 214450




使用 ffmpeg 移除影片音軌的指令與參數

 





使用 FFmpeg 移除影片聲音(不重新編碼、速度最快),請在終端機或命令提示字元中執行以下指令: [1, 2]
bash
ffmpeg -i input.mp4 -c:v copy -an output.mp4
Use code with caution.
指令參數說明:
  • -i input.mp4:指定輸入的原始影片檔案(請自行替換檔名)。
  • -c:v copy:直接複製原有的視訊(Video)編碼,不重新轉檔,保持原本畫質且速度極快。
  • -an:Audio none 的縮寫,代表捨棄/移除所有音訊串流。
  • output.mp4:輸出的新影片檔案名稱。 [1, 2, 3]
如果你需要批次處理資料夾內的所有影片,或是想保留特定音軌而只移除其中一條,可以告訴我,我會提供對應的指令給你。


阿原測試

-i %f  -c:v copy -an %b-remove-sound.mp4  ----經過測試,難得一次就成功,讚



檔案管理員 caja-action-configuration-tool (LinuxMint Mate 22.3) 的設定, 讓其他 user 也可以使用


-------

20261026 0745  依照 AI 的建議指令,順利成功。

---------- 

前言:請見另一篇。阿原的電腦會開數個使用者(一個出問題,登入其他帳號,也許還有救),




搜尋:使用 caja-action-configuration-tool 設定 可以用在每個 user


AI:

要讓使用 caja-action-configuration-tool(Caja Actions)建立的右鍵選單設定套用到系統中的每一個使用者,核心方法是將產生的 .desktop 設定檔移至系統全域的目錄中。

以下是具體的實作步驟:
1. 導出或尋找設定檔
當您在圖形介面(caja-action-configuration-tool)中建立好動作後,這些設定預設會儲存在目前使用者的個人目錄中:
  • 路徑:~/.local/share/file-manager/actions/
2. 將設定檔移至全域目錄
若要讓所有使用者都能使用,必須將這些 .desktop 檔案複製到系統全域的 Caja Actions 目錄。
  1. 打開終端機(Terminal)。
  2. 建立全域的動作目錄(如果不存在的話):
    bash
    sudo mkdir -p /usr/share/file-manager/actions/
    
    Use code with caution.
  3. 將您個人目錄下的所有設定檔複製過去:
    bash
    sudo cp ~/.local/share/file-manager/actions/*.desktop /usr/share/file-manager/actions/
    
    Use code with caution.
3. 設定正確的檔案權限
為了確保其他使用者有權限讀取這些設定,請調整該目錄與檔案的權限:
bash
sudo chmod 644 /usr/share/file-manager/actions/*.desktop
sudo chmod 755 /usr/share/file-manager/actions/
Use code with caution.
4. 驗證與重啟
完成上述步驟後,請讓其他使用者登入,或者在其他使用者的帳號下重啟 Caja 檔案管理器來載入新選單:
bash
caja -q
Use code with caution.