Question XX=? Answer OO=m : xxOOm.com

To remove all existing post revisions entries from WordPress database Posts table, simply login to MySQL phpMyAdmin. Select the appropriate WordPress database, and then issue the following command:

it’s recommended to backup the database before performing the deletion SQL statements.

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Shell script to remove some text from multiple files

Here is a small script that reads all *.txt  or all *.html, all *.php  files and delete all lines between word1 and word2:

#!/bin/bash
FILES="*.php"
for f in $FILES
do
INF="$f"
OUTF="$f.out.tmp"
# replace
sed '/word1/,/word2>/d' $INF > $OUTF
/bin/cp $OUTF $INF
/bin/rm -f $OUTF
done

Then save this file as “myscript.txt”

run this script with: # bash myscript.txt

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