. designer. cs, where the DataContext class is the main entry point of linq to SQL, that is, the database context that we often refer.
Now, the ing relationship with the database has been completed. Let's take a look at the operations related to linq to SQL.
Add
1 static void Main (string [] args) 2 {3 // create a database context object 4 Linq2SqlDataContext context = new Linq2SqlDataContext (); 5 TB_Customer customer = new TB_Customer () {ID = 1, Name = "wolfy", Address = "Beijing Haidian"};
Tags: man--Observation information name IDC Lin ble valueOracle defines string types VARCHAR2 and char specify the length of the usage as follows: VARCHAR2 (char (What's the difference between a byte and a char?Byte, specified in bytes: VARCHAR2 (ten byte). This can support up to 10 bytes of data in a multibyte character set, which may be just two characters. When using multibyte character sets, bytes are not the same as characters. Char, specified by character: VARCHAR2 (ten CHAR). This will su
1. encryption: Add the following sentence to the stored procedure:With Encryption
Example:Create proc bj_tixin_01@ I int output, --- 0 indicates that prompt 1 indicates cancellation prompt@ ER char (80) output,@ TT int outputWith EncryptionAsSet @ I = 1Set @ TT = 2000Set @ ER = 'Good evening! Hard work. Take a break and check carefully'-- Set @ ER =
2. decryption: Create a decryption Stored Procedure Sp_decrypt
/*--------------Create procedure sp_decrypt (@ objectname varchar (50 ))AsBeginSe
Server| Stored Procedure | encryption | decryption
/*Perform:Sp_decrypt ' The stored procedure you want to view '*/
[Separator]
Use masterGoif exists (select 1 from sysobjects where xtype= ' P ' and name= ' Sp_decrypt ')drop proc Sp_decryptGoCREATE PROCEDURE sp_decrypt (@objectname varchar (50))AsBeginSET NOCOUNT ON--csdn:j9988 copyright:2004.07.15--v3.2--crack byte unrestricted, apply to SQLSERVER2000 stored procedures, functions, views, triggers--Fixed the previous version of the view trigger
from TB into @name
End
Close TB
Deallocate TB
--*/
if exists (SELECT * from dbo.sysobjects WHERE id = object_id (N ' [dbo].[ Sp_decrypt] and OBJECTPROPERTY (ID, N ' isprocedure ') = 1)
drop procedure [dbo]. [Sp_decrypt]
Go
CREATE PROCEDURE sp_decrypt (@objectName varchar (50))
As
Begin
SET NOCOUNT ON
--csdn:j9988 copyright:2004.04.15
--v3.1
--crack byte unrestricted, apply to SQLSERVER2000 stored procedures, functions, views, triggers
--Fixed previous view triggers do not correctly decrypt erro
Security | The network carefully observes the intercepted Httptunnel packet, and finds that the first packet followed by a three-time handshake contains a post action that is sent by HTC (client side) to the HTS (server side). As follows: 14:55:39.128908 client.yiming.com.51767 > Server.yiming.com.80:s 3521931836:3521931836 (0) win 8760 (DF)
0x0000 4500 002c d3cc 4000 fb06 53c9 xxxx xxxx E.,.. @... S.. f.#
0x0010 yyyy yyyy ca37 0050 d1ec 6a3c 0000 000
”): delete to x
dtx
# 删除文本直到字符“x”(包括字符“x”): delete forward x
dfx
NumeralsNumerals specify the number of text objects to be edited, and from this point of view, numerals can also be regarded as a preposition. After the introduction of the numeral, the syntax of the text Editing command is escalated to the following:
动词 介词/数词 名词
Here are a few examples:
# 修改三个单词:change three words
c3w
# 删除两个单词:delete two wor
First on the official website to download VNC source code, the download is a UNIX version, can also be downloaded through the link belowhttp://download.csdn.net/detail/guoqianqian5812/8929377 version 4.1.3http://download.csdn.net/detail/guoqianqian5812/8929387 version 4.0At compile time to learn to read the Readme, the above will give us the method of compilingI compiled the version 4.1.3.By looking at the Readme I know the first thing to common this folder, and then the UNIX under theGo directl
character to the next character and enter insert mode, including the x character, CFX 15. Delete the character that motion crosses, delete but do not enter insert mode D{motion} 16. Delete the character that motion crosses, delete but do not enter insert mode, do not include X character DTX 17. Delete all characters at the current character to the next character, including the X character DFX 18, if only copy of the case, the 12-17 in the C or D is c
exists (select * From DBO. sysobjects where id = object_id (n' [DBO]. [sp_decrypt] ') and objectproperty (ID, n' isprocedure') = 1)
Drop procedure [DBO]. [sp_decrypt]
Go
Create procedure sp_decrypt (@ objectname varchar (50 ))
As
Begin
Set nocount on
-- Unlimitedly cracked bytes, applicable to sqlserver2000 stored procedures, functions, views, and triggers
-- Fixed the incorrect decryption error of the previous view trigger.
-- Found error, please e_mail: CSDNj9988@tom.comBegin tran
Declare @ o
Encryption stored procedure with encryption
Create proc Sel(@ ID int, @ name varchar (100 ))With EncryptionAsInsert test (ID, name) values (@ ID, @ name)
The following stored procedure is used for decryption.
Create procedure sp_decrypt (@ objectname varchar (50 ))AsBeginSet nocount on-- Csdn: j9988 copyright: 2004.07.15-- V3.2-- Unlimitedly cracked bytes, applicable to sqlserver2000 stored procedures, functions, views, and triggers-- Fixed the incorrect decryption error in the previous versi
afraid of Web site program filter point sysadmin keyword, if the page returns normally (200), Indicates that the user is sysadmin. A careful conversion of int to nvarchar (1) will also burst out of type conversion errors, which is the information the hacker needs. Db_name () returns the current database name.;d eclare%20@a%20int– declare an int variable A, the effect I don't know.
The next task is to list the database names on the server: (assuming there are 16 databases on the server)
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