我想在粗体和普通之间切换文本我为它制作了这个代码,但是当我打开页面时,粗体按钮消失了吗?
$("#bold").toggle(function() {
$('.focus').css("font-weight", $(this).val());
}, function() {
$('.focus').css("font-weight", "normal");
});
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我的代码有问题吗?请提前帮助,谢谢.
执行代码后,我得到了Data saved消息,但我的clients表中没有记录数据?我是Java的新数据库,我做错了什么或如何修复我的代码?
String sqlUrl = "jdbc:mysql://localhost:3306/clientinformation";
String user = "root";
String pass = "root";
String name = firstName.getText();
String lname = lastName.getText();
String cEmail = email.getText();
String rate = rateDbl.getText();
String cUrl = url.getText();
try {
Connection con = DriverManager.getConnection(sqlUrl, user, pass);
PreparedStatement st = con.prepareStatement("insert into clients
values('"+name+"', '"+lname+"', "
+ "'"+cEmail+"', '"+rate+"', '"+cUrl+"')");
JOptionPane.showMessageDialog(null, "Data saved!");
} catch (SQLException ex) {
Logger.getLogger(newClient.class.getName()).log(Level.SEVERE, null, ex);
}
Run Code Online (Sandbox Code Playgroud) 为什么在分裂时Java返回?我试过的代码是010/60
double pay_per_minute = (10/60);
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10是每小时的工资率,60是分钟.