Andreas Klamke FlatKey
FlatKey
/ gist:10141167459bc026ae38
Created
October 31, 2015 00:51
Config snippet for an apache virtualhost configuration to secure the piwik login page against unauthorized access
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| RewriteEngine On | |
| RewriteCond %{REQUEST_URI} ^/pathtopiwik/?(index.php)?$ | |
| RewriteCond %{QUERY_STRING} !^module=CustomOptOut&action=optOut(.*)?$ | |
| RewriteCond %{REMOTE_ADDR} !^(192\.168\.0\.1)|(192\.168\.0\.2)$ | |
| RewriteRule ^(.*)$ - [F,L] | |
| # Line 3 is the exception for the Opt-Out option | |
| # Line 4 contain the ip addresses with granted access to the login page |
FlatKey
/ gist:0d3f099de09bd1acaa4d
Created
October 31, 2015 13:35
switch pulseaudio output between HDMI and analog Stereo
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| # switch to HDMI | |
| pactl set-card-profile 0 output:hdmi-stereo | |
| # switch to analog Stereo | |
| pactl set-card-profile 0 output:analog-stereo+input:analog-stereo |
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| # Display drive identification | |
| hdparm -i /dev/sda | |
| # Detailed/current information directly from drive | |
| hdparm -I /dev/sda | |
| # Display drive configuration | |
| hdparm /dev/sda |
FlatKey
/ gist:33618bba8fde4257d3d1
Created
March 26, 2016 04:09
Test hard disk read and write speed
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| # read speed test with hdparm | |
| hdparm -Tt /dev/sda | |
| # read speed test with dd (posibly buffered) | |
| dd if=/path/to/drive/mount/testfile of=/dev/null bs=1M count=1024 | |
| # read speed test with dd (flushed buffer) | |
| sysctl -w vm.drop_caches=3 | |
| dd if=/path/to/drive/mount/testfile of=/dev/null bs=1M count=1024 |