";Sqldatareader SDR = cmd. executereader ();SDR. Read ();Mydata = (byte []) SDR ["imgfile"]; // read the bitstream of the first imageInt arraysize = mydata. getupperbound (0); // obtain the dimension upper limit of the bit stream array stored in the database, which is used as the upper limit for reading streams.
Filestream FS = new filestream (@ "C: \ 00.jpg", f
Using System;
Using System. Data;
Using System. Configuration;
Using System. Web;
Using System. Web. Security;
Using System. Web. UI;
Using System. Web. UI. WebControls;
Using System. Web. UI. WebControls. WebParts;
Using System. Web. UI. HtmlControls;
Using System. Data. SqlClient;
Public partial class _ Default: System. Web. UI. Page{Protected void Page_Load (object sender, EventArgs e){// ------------------- SqlConnection, SqlCommand, and SqldataReader usage -------------------//
// The foll
This is the tool software associated with the Kindle ebook. They can help us solve the problems we may encounter when using e-books on a daily basis, such as the Kindle management tool, the Kindle conversion tool, the Kindle ebook maker, the Kindle push tool, etc., to manage ebooks, push e-books, convert ebook formats, modify e-book covers, Add e-book fonts, hack Kindle DRM, rearrange PDF documents, optimize my clip, clean up the SDR folder, and more,
(){
// Read the image to be stored as a data streamFilestream FS = new filestream (@ "E: \ c.jpg", filemode. Open, fileaccess. Read );Byte [] btye2 = new byte [fs. Length];FS. Read (btye2, 0, convert. toint32 (FS. Length ));FS. Close (); Using (sqlconnection conn = new sqlconnection (sqlconnstr )){Conn. open ();Sqlcommand cmd = new sqlcommand ();Cmd. Connection = conn;Cmd. commandtext = "insert into t_img (imgfile) values (@ imgfile )";Sqlparameter par = new sqlparameter ("@ imgfile", sqldbtyp
)}; returnsqlhelper.execurenonquery (Sql,commandtype.text,sps); } /// ///querying data for related items by autoid and returning the model class/// /// /// PublicTblperson Getmodelbyid (intautoid) { stringsql ="SELECT * from Tblperson where [email protected]"; Tblperson Model=NewTblperson (); using(SqlDataReader SDR = Sqlhelper.executereader (sql, CommandType.Text,NewSqlParameter ("@id", autoid))) {
necessary.Business Layer =? Data layer, hope you can give me some advice.The second is a small problem:I would like to ask, for example, if I have two repeater on one page to bind data, do I use a stored procedure to return both tables or try to bind one table in two separate workshops. in this way, the efficiency is better.For example, when a user information is obtained at the data layer
Code
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{
public static ilist{
ilistString sql = "Select Category.categoryid,categoryname,categorydesc,id,title,author from category inner join article on CA Tegory.categoryid=article.categoryid ORDER by Category.categoryid ";
SqlConnection con = new DbConnection (). Con;
SqlCommand com = new SqlCommand ();
Com. Connection = con;
Com.commandtext = SQL;
Com.commandtype = CommandType.Text;
Con. Open ();
SqlDataReader SDR = com. ExecuteReader ();
int
SDRAM and DDR SDRAMSDRAM is a long time, but we said it certainly will not be confused with DDR, we usually understand the SDRAM is the SDR SDRAM, for the first generation of SDRAM, and DDR1 for the second generation, and even to the DDR4 we use now, in fact, for the fifth generation SDRAM, There is a need for clarification here. To show the difference, the subsequent article with SDR to refer specifically
I am only studying the usage of this control at work. I will post the implementation method to you. This will avoid wasting too much time !!
Reference control: componentart. Web. UI. navbar
Using system;Using system. Data. sqlclient;Using system. Data;Namespace cxcg. system. IFRAME{/// /// Summary of menu./// Public Class Menu{Public common. Function fc = new common. function ();Public common. Database DB = new common. Database ();Protected componentart. Web. UI. navbar navbar1;
Private bool is
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