Article Title: SED single-line script Quick Reference (Unix stream editor ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems,
Sql*loader (SQLLDR) is a high-speed batch data loading tool for Oracle. This is a useful tool for loading data into the Oralce database in a variety of flat file formats. Today I saw the application for the use of *loader, I have a small try,
Sed (stream editor)
Function Description: Uses scripts to process text files.Syntax: sed [-hnV] [-e ] [-f ] [text file]Note: sed can process and edit text files according to script instructions.Parameters:-E or -- expression = processes input
Original article: Python scripts as a replacement for Bash utility scripts
From: http://www.oschina.net/translate/python-scripts-replacement-bash-utility-scripts
Translator: enixyu,Showme,Onion noodles
For Linux users, the reputation of command line
1. File objectsThe file object can be used not only to access normal disk files, but also to access "files" on any other type of abstraction level. Once the appropriate "hooks" are set, you can access other objects that have the file type interface
The regular expression attribute in Oracle Database 10g is a powerful tool for working with text data
A new feature of Oracle database 10g greatly improves your ability to search for and process character data. This feature is a formal expression,
The study of PHP regular expressions is a very powerful tool. we may use it anywhere...
Regular expressions are a very powerful tool. we may use them anywhere...I have worked hard on regular expressions, but I still forget it after a long time...Let'
1. What is a regular expression?
Basically, a regular expression is a pattern used to describe a certain number of texts. RegEx represents regular express. This article uses to represent a specific regular expression.
A piece of text is the most
A.ctlLoad datainfile *---Specify the load file, * indicates that the data is behind the control fileinto table Bonus---the specified nameField terminated by ","---The specified area delimiter is a comma(ename,job,sal)---The column name of the
The command line has a fairly high reputation for Linux users. Unlike other operating systems, the command line is a scary proposition, but for the experienced Daniel in the Linux community, the command line is the most recommended and encouraged to
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