I followed the tutorial of quorum with truffle: https://truffleframework.com/tutorials/building-dapps-for-quorum-private-enterprise-blockchains Now I want to migrate the SimpleStorage.sol Smart Contract to the blockchain, but I want to make it to a…

知识点 memory vs storage vs stack storage , where all the contract state variables reside. Every contract has its own storage and it is persistent between function calls and quite expensive to use. memory , this is used to hold temporary values. It is e…

iwangzheng.com tty:[0] jobs:[0] cwd:[/opt/nginx/conf] 12:45 [root@a02.cmsapi]$ /usr/local/nginx/sbin/nginx -s reload nginx: [error] invalid PID number "" in "/usr/local/nginx/logs/nginx.pid" tty:[0] jobs:[0] cwd:[/opt/nginx/conf] 12:45…

问题描述:执行 nginx -t 是OK的,然而在执行 nginx -s reload 的时候报错 nginx: [error] invalid PID number “” in “/run/nginx.pid” 解决办法 需要先执行 nginx -c /etc/nginx/nginx.conf nginx.conf文件的路径可以从nginx -t的返回中找到. nginx -s reload…

在Mac上用brew安装Nginx,然后修改Nginx配置文件,再重启时报出如下错误: nginx: [error] invalid PID number "" in "/usr/local/var/run/nginx/nginx.pid" 解决办法: 指定一个特定的nginx加载配置文件.$ sudo nginx -c /usr/local/etc/nginx/nginx.conf $ sudo nginx -s reload…

在重启云主机(系统)之后,执行 nginx -t 是OK的,然而在执行 nginx -s reload 的时候报错 nginx: [error] invalid PID number “” in “/run/nginx.pid” 经过查找,找到http://www.cnblogs.com/yuqianwen/p/4285686.html 需要先执行 nginx -c /etc/nginx/nginx.conf nginx.conf文件的路径可以从nginx -t的返回中找到. nginx -s…

服务器重启之后,执行 nginx -t 是OK的,然而在执行 nginx -s reload 的时候报错 nginx: [error] invalid PID number "" in "/run/nginx.pid" 出现原因:nginx未开启所以无法重启 解决方法: 需要先执行 sudo nginx -c /etc/nginx/nginx.conf nginx.conf文件的路径可以从nginx -t的返回中找到. sudo nginx -s reload…

错误 第一次探索nginx,执行以下命令时: nginx -s reload 报出错误: nginx: [error] invalid PID number "" in ... *此时忽略掉了warn警告信息 排查 Step 1 baidu搜索了一众文章,大都是说执行: nginx -c /etc/nginx/nginx.conf *地址改成自己的(如,win10下,F:\install\nginx-1.16.1\logs\nginx.conf) 参考例: nginx: [error]…

使用/usr/local/nginx/sbin/nginx -s reload 重新读取配置文件出错 [root@localhost nginx]/usr/local/nginx/sbin/nginx -s reload提示 nginx: [error] invalid PID number "" in "/usr/local/nginx/logs/nginx.pid" [root@localhost nginx]# cd logs[root@localhost l…

Homepage Coinmonks HOMEFILTER ▼BLOCKCHAIN TUTORIALSCRYPTO ECONOMYTOP READSCONTRIBUTEFORUM & JOBS Go to the profile of Matt Solomon Matt Solomon Apr 20 Using APIs in Your Ethereum Smart Contract with Oraclize Getting data from an outside source onto t…