例如:1.001 + 2.0001 = 3.00110000000000001
解決方式:先把小數乘很大的數,讓他變成整數計算好在除回去
剛剛的例子要改成:
(1.001 * 1e12) + (2.0001 * 1e12) / 1e12
(1e12 = 1後面帶了12個0,1000000000000)
yum -y install yum-utils yum-config-manager --enable rhui-REGION-rhel-server-extras rhui-REGION-rhel-server-optional sudo yum install certbot python2-certbot-apache sudo certbot --apache
SSLCertificateFile /etc/letsencrypt/live/www.chiender.bnet.tw/cert.pem SSLCertificateKeyFile /etc/letsencrypt/live/www.chiender.bnet.tw/privkey.pem SSLCACertificateFile /etc/letsencrypt/live/www.chiender.bnet.tw/fullchain.pem
<VirtualHost *:80> ServerAlias * VirtualDocumentRoot "/var/www/html/%0" RewriteEngine on RewriteCond %{HTTPS} !=on RewriteRule ^(.*) https://%{SERVER_NAME}$1 [L,R] </VirtualHost> <VirtualHost *:443> ServerAlias * VirtualDocumentRoot "/var/www/html/%0" SSLEngine on </VirtualHost>
$.ajax({ type : "POST", url : "/sj/cooperation/ajax_dd", data : new FormData($('#myform')[0]), async: false, cache: false, contentType: false, processData: false, success : function($data) { $re = jQuery.parseJSON($data); $("#dd_id").val($re.dd_id); $msg = temp_dd($re.ddd); $($msg).hide().prependTo(".coop-msg").fadeIn('show'); $("#coop_msg").val(""); } });