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原创 super set 轻量级BI 工具，super set 安装，连接mysql 数据库，汉化全攻略。
super set 安装环境win 10anaconda3第一步在 anaconda 中创建虚拟环境。因为super set 依赖的包很多，不要把基础环境搞乱了。conda create -n superset python=3.7第二步激活环境刚刚创建的环境activate supsert第三步 安装superset 相关的包，你可以先安装这些包，减少踩坑。pip install werkzeug==0.16.1 pip install flask-jwt-extend
2020-06-13 10:31:53
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原创 BAT 机器学习 笔试题目 一
需要的可以联系， 整理不容易，扣扣474735625也希望大家能早点拿到心仪的offer。 后续还有NLP，深度学习，Python， 算法等笔试题目。...
2019-10-10 16:52:09
145
亚马逊评论数据集合超十万数据集合
包含 用户id 用户姓名buyer_name 评论打分review_rating 评论标题review_title评论地址 author_linkurl 评论内容review_text id buyer_name review_rating review_title author_linkurl review_text
2018-08-03
3D怪兽细化
和3D技术实现怪兽的详细情况
public class ChuqinDAO
{
DataBase db = new DataBase();
public bool AddChuqin(Chuqin chuqin)
{
string sqlStr = "insert into chuqin values('";
sqlStr += chuqin.ChuqinId + "','";
sqlStr += chuqin.EmployeeId + "','";
sqlStr += chuqin.Year + "','";
sqlStr += chuqin.Month + "','";
sqlStr += chuqin.OverHour + "','";
sqlStr += chuqin.ChiDao + "','";
sqlStr += chuqin.ZaoTui + "','";
sqlStr += chuqin.KuangGong + "')";
return db.InsertOrUpdate(sqlStr) > 0;
}
//删除编号为employeeid的员工
public bool delete(int chuqinId)
{
//String delChuqin = "delete from [chuqin] where employeeId='" + employeeId + "'";
//String delLeave = "delete from [leave] where employeeId='" + employeeId + "'";
//String delSalary = "delete from [salary] where employeeId='" + employeeId + "'";
//String delSell = "delete from [sell] where employeeId='" + employeeId + "'";
//String delEmployee = "delete from [employee] where employeeId = '" + employeeId + "'";
//String[] sqlStrings = new String[] { delChuqin, delLeave, delSalary, delSell, delEmployee };
DataBase db = new DataBase();
String sql = String.Format("delete from Chuqin where chuqinId={0}", chuqinId);
return db.executeNoQuery(sql, CommandType.Text, null);
}
//更新员工表中的一条记录
public bool UpdateChuqinInfo(Chuqin chuqin)
{
string sqlStr = "update chuqin set ";
sqlStr = sqlStr + "employeeId = '" + chuqin.EmployeeId + "',";
sqlStr = sqlStr + "year = '" + chuqin.Year + "',";
sqlStr = sqlStr + "month = '" + chuqin.Month + "',";
sqlStr = sqlStr + "overHour = '" + chuqin.OverHour + "',";
sqlStr = sqlStr + "chiDao = '" + chuqin.ChiDao + "',";
sqlStr = sqlStr + "zaoTui = '" + chuqin.ZaoTui + "',";
sqlStr = sqlStr + "kuangGong = '" + chuqin.KuangGong + "' ";
sqlStr = sqlStr + "where chuqinId = '" + chuqin.ChuqinId + "'";
DataBase db = new DataBase();
if (db.InsertOrUpdate(sqlStr) <= 0)
return false;
return true;
}
public Chuqin getOneChuqin(String chuqinId)
{
String sqlStr = "select * from chuqin where chuqinId='" + chuqinId + "'";
DataBase db = new DataBase();
DataSet ds = db.GetDataSet(sqlStr);
Chuqin chuqin = null;
if (ds.Tables[0].Rows.Count > 0)
{
chuqin = new Chuqin();
DataRow dr = ds.Tables[0].Rows[0];
chuqin.ChuqinId = Convert.ToInt32(dr["chuqinId"]);
chuqin.EmployeeId= Convert.ToInt32(dr["employeeId"]);
chuqin.Year= Convert.ToInt32( dr["year"]);
chuqin.Month= Convert.ToInt32(dr["month"]);
chuqin.OverHour= float.Parse (dr["overHour"].ToString());
chuqin.ChiDao = Convert.ToInt32(dr["chiDao"]);
chuqin.ZaoTui = Convert.ToInt32(dr["zaoTui"]);
chuqin.KuangGong = float.Parse (dr["kuangGong"].ToString ());
}
return chuqin;
}
}
}
2013-11-19
sql 转化pandas 有奖励的哦 谢谢各位
2018-11-28
LDA处理csv文件的时候出现编码格式问题
2018-04-01
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