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Top Forums Shell Programming and Scripting Technical questions on bash,mysql and pHp Post 302892649 by John_Peter on Friday 14th of March 2014 01:14:48 AM
Old 03-14-2014
Wrench Technical questions on bash,mysql and pHp

1. bash
-bash escape rules, esp. ',",
-how to use Ctrl+R reverse cmd search with regex?

2. mysql
-how to use grep in mysql

3. php
-why !0 is not evaluated to true? what's its value
-php getopt: what if there is duplicate in cmdline args
 

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perror(1)							  MySQL database							 perror(1)

NAME
perror - describes a system or MySQL error code. SYNOPSIS
perror [OPTIONS] [ERRORCODE [ERRORCODE...]] DESCRIPTION
Can be used to display a description for a system error code, or an MyISAM/ISAM table handler error code. The error messages are mostly system dependent. OPTIONS
-?|--help Displays this help and exits. -I|--info Synonym for the above. -s|--silent Only print the error message -v|--verbose Print error code and message (default). -V|--version Displays version information and exits. EXAMPLE
shell> perror 64 79 Error code 64: Machine is not on the network Error code 79: Can not access a needed shared library SEE ALSO
isamchk(1), isamlog(1), mysql(1), mysqlaccess(1), mysqladmin(1), mysqld(1), mysqld_multi(1), mysqld_safe(1), mysqldump(1), mysql_fix_privi- lege_tables(1), mysqlshow(1), mysql_zap(1), replace(1) For more information please refer to the MySQL reference manual, which may already be installed locally and which is also available online at http://www.mysql.com/doc/en/ BUGS
Please refer to http://bugs.mysql.com/ to report bugs. AUTHOR
Ver 1.0, distribution 4.0.24 Michael (Monty) Widenius (monty@mysql.com), MySQL AB (http://www.mysql.com/). This software comes with no warranty. Manual page by L. (Kill-9) Pedersen (kill-9@kill-9.dk), Mercurmedia Data Model Architect / system developer (http://www.mercur- media.com) ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +--------------------+------------------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +--------------------+------------------------------------+ |Availability | SUNWmysqlr, SUNWmysqlu, SUNWmysqlt | +--------------------+------------------------------------+ |Interface Stability | External | +--------------------+------------------------------------+ NOTES
Source for mysql is available on http://opensolaris.org. MySQL 4.0 19 December 2000 perror(1)
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