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Ado.net Study Notes

sqldataadapter (CMD ); 3. obtain results from the query ① use the fill method ...... Sqldataadapter da = new sqldataadapter (strsql, strconn); dataset DS = new dataset (); DA. fill (DS); // The table name in DS is table 2. Use the fill method to create a datatable object and a datacolumn object ...... Sqldataadapter da = new sqldataadapter (strsql, strconn); DA.

Run Docker1.12.0 on CentOS 7 to modify the default file system of Docker to overlay or aufs.

In CentOS Docker, the default file system is devicemapper, but this seems a bit bad, what's worse is that the official website of DC/OS explains that unknown issue will appear and Docker cannot be run in Docker, by default, DeviceMapper creates a loop-lvm to build the snapshots of images and containers. However, in the production environment, Docker officially recommends using directly connected lvm volumes to build images and containers, and then loading them using the following method when

PHP implementation MySQL database backup and restore class instance _php skill

(optional, default 2000, or 2M) $db-gt;backup (); *------2. Database recovery (Import)------------------------------------------------------------ Host, user name, password, database name, database code, respectively $db = new Dbmanage (' localhost ', ' root ', ' root ', ' test ', ' UTF8 '); Parameters: SQL file $db-gt;restore ('./backup/20120516211738_all_v1.sql '); *---------------------------------------------------------------------- */ Class Dbmanage { var $db; Database connecti

PHP implementation database export or export into SQL file code

;backup ();*------2. Database recovery (Import)------------------------------------------------------------Host, user name, password, database name, database code, respectively$db = new Dbmanage (' localhost ', ' root ', ' root ', ' test ', ' UTF8 ');Parameters: SQL file$db->restore ('./backup/2014072125.sql ');*----------------------------------------------------------------------*/Class Dbmanage{var $db; Database connectionvar $database; The database usedvar $sqldir; Database backup foldervar

C language 12th round: Pointer

C language 12th round: Pointer #160; [learning objective] 1. #160; #160; #160; #160; #160; #160; #160; #

8086 assembly instruction summary, 8086 assembly instruction

8086 assembly instruction summary, 8086 assembly instruction After learning, we have summarized the Common commands in 8086 Assembly as follows: (1). mov: move data For example: Mov ax, 8 h; mov register, constant mov ax, bx; mov register, register mov ax, ds: [0]; mov register, memory unit mov ds: [0], ax; mov memory unit, register mov ds, ax; mov segment regis

OEP processing of ACProtect in encrypted shell, acprotectoep

OEP processing of ACProtect in encrypted shell, acprotectoep Processing of ACProtect's OEP using encryption Shell Attachment download: Shelling file and pdf 1. encryption process: ACProctect v1.41 Analyze the theft of OEP entry point code 2. analysis process: After loading, EIP = 00412000 00412000> 60 pushad 00412001 E8 01000000 call vcmfc database 1.00412007 00412006-7E 83 jle Xvcmfc database 1.00411F8B 00412008 04 24 add al, 0x24 0041200A 06 push es 0041200B C3 retn 0041200C 77 01 ja Xvcmf

PHP implementation of MySQL Backup recovery method _php technique

code, respectively $db = new Dbmanage (' localhost ', ' root ', ' root ', ' test ', ' UTF8 '); Parameters: Which table to back up (optional), backup directory (optional, default to Backup), volume size (optional, default 2000, or 2M) $db-gt;backup (); *------2. Database recovery (Import)------------------------------------------------------------ Host, user name, password, database name, database code, respectively $db = new Dbmanage (' localhost ', ' root ', ' root ', ' test ', ' UTF8 ')

Domain-specific language

, which can provide effective decision-making basis and guiding methods for developers to select and use DSL. The book consists of 57 chapters, which are divided into six parts: The first part introduces what is DSL, the purpose of DSL, how to implement external DS and internal DSL, how to generate code, how to use the language workbench; the second part introduces various DSL and describes the working principles and application scenarios of Semantic

C # dynamic WebService call interface

19 20 21-22 Call and read the parse return result DataSet ds = new DataSet (); XmlNode XmlNode1; XmlDataDocument xd = new XmlDataDocument (); StringBuilder SB; Hashtable ht = new Hashtable (); Ht. ADD ("Xmlin", " Example two: 1. Method of dynamic invocation: ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14-15 16 2. Dynamic invocation of specific classes: ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Reverse Analysis Ahpack

It has been 1.5 months since the summer began to reverse the study of a compressed shell tonight.In fact, like this shell can be completely esp the law of the second off, the reason why the analysis of it, is because I want to know the so-called IAT repair specific is how to do, there is a compression shell in the end the flow is how, I think the most fun to learn the converse is to meet the curiosity of people, as long as the energy enough,The aplib part did not go (aplib part in gray), because

How to crack Shell

short drvstudy.006af09e; EBX = 0, skip006af094 | 8b03 mov eax, dword ptr ds: [EBX]006af096 | 8785 35050000 xchg dword ptr ss: [EBP + 535], eax006af09c | 8903 mov dword ptr ds: [EBX], eax006af09e/8db5 69050000 Lea ESI, dword ptr ss: [EBP + 569]; jump here, ESI points to a flag006af0a4 833e 00 cmp dword ptr ds: [esi], 0006af0a7/0f84 21010000 je drvstudy.006af1ce;

Dataset (ii) Data Reading

Method 1: Create a DataSet object Dataset DS = new dataset (); Dataset DS = new dataset ("datasetname ");2. Fill dataset with a dataset The most common method is to fill the data with dataadapter object fill (). (1) Dataset DS = new dataset (); Sqldataadapter Adapt = new sqldataadapter (sqlcmd, con) Adapt. Fill (DS, "m

Data structure (c)

the form of data. Data structure is a way of organizing information. It aims to improve the efficiency of algorithms. It usually corresponds to a set of algorithms, this set of algorithms allows you to perform certain operations on data in the data structure.?What is the main research on data structure??As a subject, data structure mainly studies various logical structures and storage structures of data, as well as various operations on data. Therefore, there are three main aspects: the logical

Phpinfo () 's Little Secret (a fat man with two cigarettes in his mouth!):-) ) _php

Access by browser Http://192.168.16.1/phpinfo.php?=PHPE9568F36-D428-11d2-A769-00AA001ACF42 You will see! A fat man with two cigarettes in his mouth!:-) The secret is the image data defined in the Logos.h with an array. unsigned char php_egg_logo[] = { 71, 73, 70, 56, 57, 97, 130, 0, 67, 0, 213, 255, 0, 0, 0, 0, 152, 138, 142, 104, 95, 105, 89, 86, 93, 160, 151, 174, 102, 101, 136, 164, 163, 205, 174, 173, 213, 102, 102, 153, 99, 99, 149, 102, 102, 152

Phpinfo () The Little Secret (of a fat man with two cigarettes in his mouth!):-) )

Access by browser Http://192.168.16.1/phpinfo.php?=PHPE9568F36-D428-11d2-A769-00AA001ACF42 You will see! A fat man with two cigarettes in his mouth!:-) Secret in logos.h the image data defined in the array. unsigned char php_egg_logo[] = { 71, 73, 70, 56, 57, 97, 130, 0, 67, 0, 213, 255, 0, 0, 0, 0, 152, 138, 142, 104, 95, 105, 89, 86, 93, 160, 151, 174, 102, 101, 136, 164, 163, 205, 174, 173, 213, 102, 102, 153, 99, 99, 149, 102, 102, 152, 96, 96, 14

How to operate LDAP using Php

using rows and columns ).Mail = testmail@mccc.netOthermailbox = testmailother@mccc.comGivenname = givennameSn = test snAttributes can be added. values must be assigned to the following attributes:Objectclass = person (value: person, server, organization, or other custom value)2. how does Php operate LDAP?2.1 How Php connects and closes with LDAP$ Ds = ldap_connect ("ServerName ")ServerName is the name of the LDAP server,Example:$

What is ldap_php

, UID in "ou=administrators, o=developer.ch" and uid in "Ou=people, o=developer.ch". This is not contradictory. Cn=common name is a user name or server name and can be up to 80 characters long and can be in Chinese; Ou=organization Unit is an organizational unit, can have a maximum of four levels, a maximum of 32 characters per level, can be Chinese; O=organization is the name of the organization and can be 3-64 characters in length C=country is a country name, optional, 2 characters in length

Implement complex data query using LINQ to dataset [bottom]

syntax, and the remaining students with no scores. Sample Code 5-5 Static void querynonescorestu () { Dataset DS = builddataset (); // get the DS Dataset Datatable dtstu = Ds. Tables ["Students"]; // obtain the students table dtstu from the DS Dataset Datatable dtscore = Ds

Example of recovering data from a xenserver outage that caused the system to crash

Because of the sudden power outage caused the company's internal computer room XenServer host hung up, the system can not start, downtime before the system configuration isCpu:e5 2630 v3Memory: 128GBStorage: 3T West number Purple Plate 5 blockArray Card: LSI 9361-8iThe disk took 5 blocks to do RAID5, and when the outage failed to start, I took a lsi9361-8i card and 6 3T disks (the importance of hardware spares) and then made a new set of RAID5,A xenserver system was reinstalled on the new raid,

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