uname -m (aarch64 OS type)  <br />
getconf LONG_BIT  (64 OS type)<br />
hostname<br />
passwd<br />
ifconfig  or ip addr<br />
sudo raspi-config<br />
ssh-keygen<br />
scrot /home/pi/test.png<br />
<br />
deja-dup<br />
<br />
route -n<br />
hostname -I<br />
ip r<br />
sudo systemctl restart networking<br />
ip r | grep default<br />
nano /etc/network/interfaces<br />
nano /etc/dhcpcd.conf<br />
<br />
<a href="https://youtu.be/kvK3S3Wsx2M?si=iwjbmvGt617Igpkg">SSH without password keygen</a><br />
rsync -ap ./rsync/src_rsync/ pi@192.168.8.240:/var/www/html/util/rsync/dest_rsync<br />
rsync -ap ./rsync/src_rsync pi@192.168.8.240:/var/www/html/util/rsync/dest_rsync<br />
<br />
2407020801fV.png<br />
<a href= "images2/2407020801fV.png"><img class="max-height70"src="images2/2407020801fV.png" width="40%" height="auto"><br />
crontab 例</a><br><br />
<a href="https://www.youtube.com/watch?v=BlXM5VSw95M">Login less</a><br />
<br />
<a href="https://www.youtube.com/watch?v=YIdRZ1dx1ks">How to use Rsync- To Sync Two Apache Web Servers</a>