why make self as this reference in knockout.js

var self = this?

http://stackoverflow.com/questions/337878/var-self-this

Import Data using INFILE in mysql

LOAD DATA local INFILE 'E://31october//SP//sp_files_sample1//400k sp00 6-19 E.csv'
INTO TABLE  tblspmaster
FIELDS TERMINATED BY ','
ENCLOSED BY '"'
ESCAPED BY '\\'
LINES TERMINATED BY '\n'
IGNORE 1 LINES
(sp);

Export data using outfile in mysql

SELECT *
INTO OUTFILE 'E:\31october\SP\Export\10000000.csv'
FIELDS
  TERMINATED BY ','
  OPTIONALLY ENCLOSED BY '"'
  ESCAPED BY '\\'
  LINES TERMINATED BY '\n'
FROM tblspmaster
WHERE CSN BETWEEN 0 AND 10000000

How to read excel file data into datatable in c# to store in db

 protected void Page_Load(object sender, EventArgs e)
    {
       DataTable dt=  ReadExcelToTable("E:\\31october\\Excel\\Files\\empdata.xlsx");
    }

private DataTable ReadExcelToTable(string path)    
 {

     //Connection String

     string connstring = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + path + ";Extended Properties='Excel 8.0;HDR=NO;IMEX=1';";  
     //the same name 
     //string connstring = Provider=Microsoft.JET.OLEDB.4.0;Data Source=" + path + //";Extended Properties='Excel 8.0;HDR=NO;IMEX=1';"; 

     using(OleDbConnection conn = new OleDbConnection(connstring))
     {
        conn.Open();
        //Get All Sheets Name
        DataTable sheetsName = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables,new object[]{null,null,null,"Table"});  

        //Get the First Sheet Name
        string firstSheetName = sheetsName.Rows[0][2].ToString(); 

        //Query String 
        string sql = string.Format("SELECT * FROM [{0}]",firstSheetName); 
        OleDbDataAdapter ada =new OleDbDataAdapter(sql,connstring);
        DataSet set = new DataSet();
        ada.Fill(set);
        return set.Tables[0];   
   }
 }

toggle anchor tag text on click of anchor

toggle anchor tag text on click of anchor

 id="reply" href="#">reply

$("#reply").click(function() {
   ($(this).text() === "reply") ? $(this).text("close") : $(this).text("reply");
});

JS FIDDLE LINK 

SQL SERVER PIVOT TABLE

create table DailyIncome
(
VendorId nvarchar(10),
IncomeDay nvarchar(10),
IncomeAmount int
 )

insert into DailyIncome values ('SPIKE', 'FRI', 100)
insert into DailyIncome values ('SPIKE', 'MON', 300)
insert into DailyIncome values ('FREDS', 'SUN', 400)
insert into DailyIncome values ('SPIKE', 'WED', 500)
insert into DailyIncome values ('SPIKE', 'TUE', 200)
insert into DailyIncome values ('JOHNS', 'WED', 900)
insert into DailyIncome values ('SPIKE', 'FRI', 100)
insert into DailyIncome values ('JOHNS', 'MON', 300)
insert into DailyIncome values ('SPIKE', 'SUN', 400)
insert into DailyIncome values ('JOHNS', 'FRI', 300)
insert into DailyIncome values ('FREDS', 'TUE', 500)
insert into DailyIncome values ('FREDS', 'TUE', 200)
insert into DailyIncome values ('SPIKE', 'MON', 900)
insert into DailyIncome values ('FREDS', 'FRI', 900)
insert into DailyIncome values ('FREDS', 'MON', 500)
insert into DailyIncome values ('JOHNS', 'SUN', 600)
insert into DailyIncome values ('SPIKE', 'FRI', 300)
insert into DailyIncome values ('SPIKE', 'WED', 500)
insert into DailyIncome values ('SPIKE', 'FRI', 300)
insert into DailyIncome values ('JOHNS', 'THU', 800)
insert into DailyIncome values ('JOHNS', 'SAT', 800)
insert into DailyIncome values ('SPIKE', 'TUE', 100)
insert into DailyIncome values ('SPIKE', 'THU', 300)
insert into DailyIncome values ('FREDS', 'WED', 500)
insert into DailyIncome values ('SPIKE', 'SAT', 100)
insert into DailyIncome values ('FREDS', 'SAT', 500)
insert into DailyIncome values ('FREDS', 'THU', 800)
insert into DailyIncome values ('JOHNS', 'TUE', 600)
SELECT * FROM DailyIncome
select * from DailyIncome
pivot (avg (IncomeAmount) for IncomeDay in ([MON],[TUE],[WED],[THU],[FRI],[SAT],[SUN])) as AvgIncomePerDay
select * from DailyIncome
pivot (max (IncomeAmount) for IncomeDay in ([MON],[TUE],[WED],[THU],[FRI],[SAT],[SUN])) as MaxIncomePerDay

select * from DailyIncome
pivot (min (IncomeAmount) for IncomeDay in ([MON],[TUE],[WED],[THU],[FRI],[SAT],[SUN])) as MaxIncomePerDay
select * from DailyIncome
pivot (sum (IncomeAmount) for IncomeDay in ([MON],[TUE],[WED],[THU],[FRI],[SAT],[SUN])) as MaxIncomePerDay

drop table DailyIncome

 

WEB API

http://www.asp.net/web-api/overview/creating-web-apis/using-web-api-with-entity-framework/using-web-api-with-entity-framework,-part-1