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        <dc:date>2026-03-21T12:47:33+00:00</dc:date>
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        <title>letsencrypt</title>
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        <description>Lets Encrypt

インストール


sudo apt-get install letsencrypt
sudo apt install certbot python3-certbot-apache
sudo apt install libapache2-mod-ssl


設定


sudo certbot certonly \
  --webroot \
  -w /home/www/html \
  -d ownDomainName \
  --agree-tos \
  -m &quot;管理者のメールアドレス&quot;</description>
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        <dc:date>2026-03-21T12:37:45+00:00</dc:date>
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        <title>ubuntu</title>
        <link>https://slightknowledge.com/doku.php?id=unix:linux:ubuntu&amp;rev=1774096665&amp;do=diff</link>
        <description>*  UFW
	*  mail サーバ構築 (exim4/dovecot) 
	*   Let&#039;s Encrypt</description>
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        <dc:date>2026-03-21T12:35:07+00:00</dc:date>
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        <title>sidebar</title>
        <link>https://slightknowledge.com/doku.php?id=sidebar&amp;rev=1774096507&amp;do=diff</link>
        <description>UNIX

	*  FreeBSD
	*  Linux
	*  Cygwin
	*  Unix 一般
	*  PC クラスタの構築・管理・運用
	*  Raspberry pi

----------

プログラミング

	*  git
	*  C/C++
	*  python
	*  bash
	*  javascript
	*   posix と windows の違い
	*  mql4

----------

電子工作

	*  センサー</description>
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        <dc:date>2026-03-21T12:33:24+00:00</dc:date>
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        <title>flask - [テスト] </title>
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        <description>Flask に関すること

インストール


sudo apt install python3-flask
sudo apt install libapache2-mod-wsgi-py3



sudo a2enmod cgid  


テスト


from flask import Flask
app = Flask(__name__)

@app.route(&#039;/&#039;)
def hello():
    hello = &quot;Hello world&quot;
    return hello

if __name__ == &quot;__main__&quot;:
    app.run(host=&#039;0.0.0.0&#039;, port=8080, debug=True)</description>
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        <dc:date>2026-03-21T12:17:37+00:00</dc:date>
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        <title>python</title>
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        <description>*  仮想環境(venv)
	*  wxpython
	*  pyinstaller
	*  mail 送信
	*   Flask</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-03-21T12:15:15+00:00</dc:date>
        <dc:creator>editor (editor@undisclosed.example.com)</dc:creator>
        <title>exim4 - [設定 (exim4)] </title>
        <link>https://slightknowledge.com/doku.php?id=unix:linux:exim4&amp;rev=1774095315&amp;do=diff</link>
        <description>メールサーバ構築

exim4 / dovecot によるメールサーバ構築。
メールサーバは、postfix による構築の情報が多く、
exim4 かつ smtp-auth の構築方法は、あまり情報がなくて、かなり悩んだ。

準備</description>
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