diff --git a/content/20240221150711 極、零点とフィルタの特性.md b/content/20240221150711 極、零点とフィルタの特性.md
index f378cf4..8bf2764 100644
--- a/content/20240221150711 極、零点とフィルタの特性.md	
+++ b/content/20240221150711 極、零点とフィルタの特性.md	
@@ -55,4 +55,7 @@ $$
 - [Understanding Poles and Zeros in Transfer Functions - Technical Articles](https://www.allaboutcircuits.com/technical-articles/understanding-poles-and-zeros-in-transfer-functions/)
 - [Site Unreachable](https://www.analog.com/jp/resources/technical-articles/a-filter-primer.html)
 - [Lecture 23 Filters Hung-yi Lee. - ppt download](https://slideplayer.com/slide/3990721/)
-- [Pole-Zero Analysis | Introduction to Digital Filters](https://www.dsprelated.com/freebooks/filters/Pole_Zero_Analysis_I.html)
\ No newline at end of file
+- [Pole-Zero Analysis | Introduction to Digital Filters](https://www.dsprelated.com/freebooks/filters/Pole_Zero_Analysis_I.html)
+
+
+[[20240426171855 filter private]](まとまってないので非公開)
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diff --git a/content/20240310135606 raspi4にjupyterhubをインストール.md b/content/20240310135606 raspi4にjupyterhubをインストール.md
index 3d0fef2..53ec372 100644
--- a/content/20240310135606 raspi4にjupyterhubをインストール.md	
+++ b/content/20240310135606 raspi4にjupyterhubをインストール.md	
@@ -81,4 +81,27 @@ WantedBy=multi-user.target
 
 ## Refs.
 - [Project Jupyter | JupyterHub](https://jupyter.org/hub)
-- [JupyterHub/JupyterLabを構築してみた　～マルチユーザでGPUマシンを共有するための開発環境～｜トレンドコラム｜GPUサーバープラットフォームの設計/構築なら「技術力」のNTTPC](https://www.nttpc.co.jp/gpu/article/technical12.html)
\ No newline at end of file
+- [JupyterHub/JupyterLabを構築してみた　～マルチユーザでGPUマシンを共有するための開発環境～｜トレンドコラム｜GPUサーバープラットフォームの設計/構築なら「技術力」のNTTPC](https://www.nttpc.co.jp/gpu/article/technical12.html)
+
+
+### 未整理
+
+
+#tech  #server #raspi
+https://github.com/jupyterhub/jupyterhub-the-hard-way/blob/HEAD/docs/installation-guide-hard.md
+
+
+[Raspberry Pi 4 ModelBでJupyterLabを使う｜みなみゆうき](https://note.com/y373/n/ne5f96936fc28)
+[JupyterHub + JupyterLabで Python マルチユーザプラットフォームを作る on Rapsberry Pi 3B+ ! #Python - Qiita](https://qiita.com/noguhiro2002/items/99758ad66587f24c0ef2)
+
+https://blog.gitea.com/render-jupyter-notebooks/
+
+configurable-http-proxy
+giteaで表示したい
+sudo apt install jupyter-nbconvert ipython3 python3-ipykernel
+sudo ipython3 kernel install --name "python3"
+これを踏む
+[exporting matplotlib plots to html when using %matplotlib widget or notebook · Issue #1655 · jupyter/nbconvert · GitHub](https://github.com/jupyter/nbconvert/issues/1655)
+
+たぶんこっちの方がいい voila
+[GitHub - voila-dashboards/voila: Voilà turns Jupyter notebooks into standalone web applications](https://github.com/voila-dashboards/voila)
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