mysql,,CONCAT(title,description) 에 LIKE %search%<br />
file Size 변경 가능compress image<br />
https://makitweb.com/how-to-compress-image-size-while-uploading-with-php/<br />
https://www.codexworld.com/compress-image-before-upload-using-php/<br />
EMOCON  https://emojipedia.org/down-arrow/<br />
image file size(입력 불가=>사진filesize.jpg)<br />
auto start nodejs https://weworkweplay.com/play/raspberry-pi-nodejs/<br>,,which node..readlink -f main.js .. @reboot sudo crontab -e.. add last linecrontab -e ..<br>sudo chown -R pi:pi /user/local<br>