用于记录一些简短的想法
function yuan2fen($m){ if(is_float($m) || (is_string($m) && is_numeric($m))){ $m = number_format($m, 2, '', ''); return intval($m); } return intval($m * 100);}
sudo touch "/Library/Preferences/VMware Fusion/promiscAuthorized"
set bit: n |= 1 << xclear bit: n &= ~(1 << x)toggle bit: n ^= 1 << xtest bit: n & (1 << x)
cur_dir=`old=\`pwd\`; cd \`dirname $0\`; echo \`pwd\`; cd $old;`
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sudo dseditgroup -o create mysql Reply
消除 VMware 网络监控报警弹窗 "A virtual machine is attempting to monitor all network traffic"
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openssl pkcs12 -in a.pfx -out a.pem -nodes Reply
javac -cp .:lib/* Reply
passwd test
# 强制用户登录时修改密码
chage -d 0 test Reply
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