1.idea注释功能

ctrl+/ 行注释，可以选择单行也可以选择多行，再使用一次ctrl+/ 取消行注释
ctrl+ Shift+/ 块注释，
/** 方法和类注释

2.idea破解

1.下载并安装idea
2.下载 破解补丁idea使用技巧 - 图1

3.找到idea的bin目录下，把破解补丁放入，用记事本打开

找到idea.exe.vmoptions和idea64.exe.vmoptions，用记事本打开，在最后一行添加上

-javaagent:D:\coding\IntelliJ IDEA 2018.1.3\ideaIU-2018.2\IntelliJ IDEA 2018.2\bin\JetbrainsCrack-3.1-release-enc.jar

这是破解补丁的路径，换成你自己的
4.在activation code
ThisCrackLicenseId-
{ “licenseId”:”ThisCrackLicenseId”,
“licenseeName”:”你想要的用户名”,
“assigneeName”:””,
“assigneeEmail”:”随便填一个邮箱(我填的:idea@163.com)”,
“licenseRestriction”:”For This Crack, Only Test! Please support genuine!!!”, “checkConcurrentUse”:false,
“products”:[ {“code”:”II”,”paidUpTo”:”2099-12-31”},
{“code”:”DM”,”paidUpTo”:”2099-12-31”},
{“code”:”AC”,”paidUpTo”:”2099-12-31”},
{“code”:”RS0”,”paidUpTo”:”2099-12-31”},
{“code”:”WS”,”paidUpTo”:”2099-12-31”},
{“code”:”DPN”,”paidUpTo”:”2099-12-31”},
{“code”:”RC”,”paidUpTo”:”2099-12-31”},
{“code”:”PS”,”paidUpTo”:”2099-12-31”},
{“code”:”DC”,”paidUpTo”:”2099-12-31”},
{“code”:”RM”,”paidUpTo”:”2099-12-31”},
{“code”:”CL”,”paidUpTo”:”2099-12-31”},
{“code”:”PC”,”paidUpTo”:”2099-12-31”} ],
“hash”:”2911276/0”, “gracePeriodDays”:7,
“autoProlongated”:false}
然后就可以进入到idea中了