03-14-2014
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Join Date: Mar 2014
Last Activity: 14 March 2014, 5:48 AM EDT
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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