character case

Object | The use of regular RegExp objects: Function regexptest (PATRN, STRNG) Dim regEx, Match, matches ' Set variable. Set regEx = New RegExp ' establishes a regular expression. Regex.pattern = Patrn ' Set mode. Regex.ignorecase = True ' Sets

The regular expression (Regular EXPression), in simple terms, is the function of retrieving a string that conforms to some grammatical rules. Here we take grep as an example to learn regular expressions: grep: Filters text commands using patterns

1. In MySQL, we often sort a field query, but in Chinese sorting and search, the Chinese character sorting and search results are often wrong. This situation is present in many versions of MySQL.If this problem is not resolved, then MySQL will not

Reprinted from: http://www.cnblogs.com/cchust/p/3952821.htmlIn the process of using MySQL, you may encounter a similar problem:[email protected] 07:42:00>select * FROM test where C1 like ' ab% ';+-----+| C1 |+-----+| ABC || ABD |+-----+Fuzzy

MySQL的程序组成 1：客户端 mysql：客户端程序 mysqldump：mysql备份工具 mysqladmin：mysql管理工具 mysqlbinlog：二进制日志查询工具2：服务端 mysqld：服务端程序 mysqld_safe ：建议安全运行的服务端程序 mysqld_multi：多实例mysql程序 监听两类套接字地址 3：socket套接字的保存路径 （1）：RPM包安装的MySQL

Use Sql*plus to: Describe the table structure. Edit the SQL statement. Executes the SQL statement. Save SQL in a file and save the results of the SQL statement execution in a file. Executes the statement in the saved file. Loads a text file into the

First, the basic query statement (1) View Current user Show user;(2) View the table under the current userSELECT * from tab;(3) View the structure of the employee tableDESC EMP;(4) Select all ColumnsSELECT * from EMP;(5) Select a specific

Today when using the SQL fuzzy query contains the letter D, found that some do not include this letter is also queried:SELECT * from Custom WHERE like ' %d% 'Query for a moment, found the following instructions:(Last modified to:SELECT * from

1. Need to sort in the PHP array in Chinese, but generally use UTF8 format files, directly with the asort sort not. You can use GBK and gb2312. This is related to the encoding of several formats. The code of GBK and gb2312 itself is sorted by pinyin.

Add by Zhj: In the MySQL5.6 of some parameters have been increased, see http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html Original:/http mageedu.blog.51cto.com/4265610/1062628 Marco Education Linux Operations training  autocommit={0

VI Editor: Full-screen text editorVi:visual Interface, visual interface;Vim has more new features relative to VI:1. Syntax coloring display;2. More orders;3. Historical records;VI: Modal text editor mode: Edit mode (Command mode), default mode of

In the process of using Linux, a large number of text files need to be processed, which is in line with the philosophy of Linux-all documents. And because of this, Linux has built-in text-processing musketeers, which are grep, sed, awk, respectively.

Linux 13th DayTime: 20180730Text Manipulation Command Learning/dev/urandom a device that generates random charactersCat/dev/urandom |TR-DC ' [: alnum:][:p rint:] ' |head-c10 output a random stringDo password usePaste outputs the contents of two

Installation Dependencies () · Yum Install GCC · Yum Install Pcre-devel · Yum Install zlib Zlib-devel · Yum Install OpenSSL Openssl-devel · One-click installation of the above four dependencies · Yum-y

Hello everyone, I am ZYJTF lonely cloud Twilight Rain, long time no blog, today brought to you is " how to get the use of Linux commands help information "Query Internal command : Help command...?? Help is an internal command that outputs all of the

awk IntroductionAwk:aho, Weinberger, Kernighan, Report generator, formatted text output available in multiple versions: New awk (Nawk), GNU awk (gawk)Gawk: Mode scan and processing languageBasic usage:awk [Options] ' program ' var=value file ...awk [

Vim EditorText editor, word processorAsciiNano, SEDVi:visual InterfaceVim:vi improvedFull screen editor, modal editorThe options and meanings of VIM commandsOption Comment-C command executes the command command before editing the file -r filename

LessonaimWhile retrieving data from the database, you may need to restrict the rows of data that is displayed or specify The order in which the rows is displayed.This lesson explains the SQL statements, Youuse to perform these actions.? filter rows

Objective:The processing of logs in the server is a very common work, so operation and maintenance for a variety of text tools to view, analyze, statistics, is a necessary basic work. It is necessary to learn common file handling commands such as

In the previous chapter we talked about the basics of vim, such as how we open and close files, how to edit, and so on, as well as the transformations between the many modes of vim and the common editing commands, then we introduce the last-line