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Remove passphrase (password) from private RSA key

Remove passphrase [code]openssl rsa -in ~/.ssh/id_rsa -out ~/.ssh/id_rsa_new[/code] and enter your old passphrase Replace key Backup and replace your private ssh key [code]cp ~/.ssh/id_rsa ~/.ssh/id_rsa.backup rm ~/.ssh/id_rsa cp ~/.ssh/id_rsa_new ~/.ssh/id_rsa[/code] Set key permissions [cod...

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Truth about Videocards/GPUs

Ex. AMD Radeon HD 6770 / Nvidia GeForce GTX 780 The first digit is the generation (2nd Important) The second digit is the performance indicator (Very Important) The third digit is a refined performance indicator (Least Important) The forth digit is often just 0 Performance indicator num...

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Using TOR in Filezilla

if you follow the guide here on how to install TOR you may want to use this on your filezilla you may use this configuration.. Go to Edit and Click SETTINGS Click Generoc Proxy Tick SOCKS 5 then enter the following, Proxy Host: 127.0.0.1 Proxy Port: 9050 Proxy user ( leave blank ) Proxy passwo...

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How to Reopen Closed Tabs on Google Chrome

have you ever accidentally closed your tab while working/surfing the internet? this can be very frustrating, lucky you chrome allow us to restore recently closed tabs in a shortcut key. Using a Keyboard Shortcut: By using the keyboard shortcut Ctrl+Shift+T, Chrome will open the last tab that was cl...

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Test if local SMTP server is running

To test if a local SMTP server is running, you can try to ping the port 25 $ echo -e "quit" | nc localhost 25 [php]220 ubuntu ESMTP Postfix (Ubuntu) 221 2.0.0 Bye If no SMTP server is listening[/php] $ echo -e "quit" | nc localhost 25 [php]localhost.localdomain [127.0.0.1] 25 (?) : Connection ref...

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