忧郁的小学生

摘要： 电脑using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace shitou { class diannao { public int chuanquan() { Random rd = n... 阅读全文

摘要： List<string> mp = new List<string>(); private void Form1_Load(object sender, EventArgs e) { string[] path = Directory.GetFiles(@"C:\Documents and Sett 阅读全文

摘要： using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using DBHelper;... 阅读全文

摘要： string a = this.textBox1.Text; // string [] b=a.Split("\r\n".ToCharArray(),StringSplitOptions.RemoveEmptyEntries); string[] b = textBox1.Lines; string 阅读全文

摘要： double a = double.Parse( this.textBox1.Text); double b = double.Parse(this.textBox2.Text); double c =0; switch (this.comboBox1.Text) { ... 阅读全文

摘要： MySqlParameter[] a=new MySqlParameter[]{new MySqlParameter("@stu_id",stu_id)}; 参数使用 阅读全文

摘要： create procedure sting_a(in x int,in y int)begin set @x1=y*(x-1); set @x2=CONCAT('select * from t_student order by stu_id',' limit ', @x1,',',y); prep 阅读全文

摘要： create trigger ceshia1 after update on t_student for each ROWBEGINselect stu_id,stu_code,stu_name,stu_sex,age,stu_dept,NOW() into @v8,@v1,@v2,@v3,@v4, 阅读全文

摘要： create trigger ce after update on t_student for each rowBEGIN select stu_id,stu_name,NOW() into @v,@v2,@time from t_student where stu_id=old.stu_id; i 阅读全文

摘要： using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Collections; using MySql.Data.MySqlClient; using System.Data; namespace DBHelper { /// ///... 阅读全文