find . -name "*.html" -exec grep -i -H " keyword(s) " {} \; >> ~/output/to/file.txt

bash

1

Recursively find text in files

find . -name "*.html" -exec grep -i -H " keyword(s) " {} \; >> ~/output/to/file.txt

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• find, 
• grep, 
• recursive

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . http://domain.tld/index.php [L]
</IfModule>

bash

1

htaccess redirect all traffic to homepage

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . http://domain.tld/index.php [L]
</IfModule>

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• apache, 
• htaccess, 
• server, 
• traffic

lsof -P | grep ':'

bash

1

See which ports are open

lsof -P | grep ':'

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• lsof, 
• network, 
• ports

// Assumes xalan is installed on machine
find . -name '*.xml' | xargs -I PARAM java org.apache.xalan.xslt.Process -IN PARAM -XSL dir/file.xsl -OUT PARAM.html

bash

1

Convert XML docs to HTML

// Assumes xalan is installed on machine
find . -name '*.xml' | xargs -I PARAM java org.apache.xalan.xslt.Process -IN PARAM -XSL dir/file.xsl -OUT PARAM.html

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• find, 
• html, 
• xalan, 
• xargs, 
• xml, 
• xsl, 
• xslt

wget -SO - http://domain.tld:port/dir/

bash

1

Using wget to see if a server is serving up an HTML page from command line.

wget -SO - http://domain.tld:port/dir/

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• wget

wget -r -np -w 1 http://domain.tld

bash

1

download a website

wget -r -np -w 1 http://domain.tld

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• wget

find . -name '*.JPG' | xargs -I PARAM echo sips --resampleWidth 500px PARAM

bash

1

Change image file width

find . -name '*.JPG' | xargs -I PARAM echo sips --resampleWidth 500px PARAM

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• images, 
• sips