Comments for Techpulp http://www.techpulp.com The pulp of technology Mon, 30 Jan 2012 07:42:48 +0000 hourly 1 http://wordpress.org/?v=3.0.1 Comment on Find peer IP address and port number using getpeername by R-Sham http://www.techpulp.com/blog/2008/07/find-peer-ip-address-and-port-number-using-getpeername/#comment-310 R-Sham Mon, 30 Jan 2012 07:42:48 +0000 http://www.techpulp.com/?p=23#comment-310 Special Thanks to U because of this useful program, your friend R-Sham. Special Thanks to U because of this useful program, your friend R-Sham.

]]> Comment on How to save a modified file as super user to avoid file permission problems by tony http://www.techpulp.com/blog/2010/12/how-to-save-a-modified-file-as-super-user-to-avoid-file-permission-problems/#comment-308 tony Thu, 19 Jan 2012 05:02:15 +0000 http://www.techpulp.com/?p=1080#comment-308 i enter the :w !sudo tee % command and it asks for root password, after I enter the password and hit enter it does nothing. If i hit enter again it says> Password: Sorry, try again. Password: Sorry, try again. Password: Sorry, try again. sudo: 3 incorrect password attempts shell returned 1 wtfs happening? help! fedora core 2 trying to fkn upgrade the shit i enter the :w !sudo tee % command and it asks for root password, after I enter the password and hit enter it does nothing. If i hit enter again it says>
Password:
Sorry, try again.
Password:
Sorry, try again.
Password:
Sorry, try again.
sudo: 3 incorrect password attempts

shell returned 1

wtfs happening? help!
fedora core 2 trying to fkn upgrade the shit

]]> Comment on Print IP address in dotted-decimal format without converting to string in C by Anonymous http://www.techpulp.com/blog/2008/11/print-ip-address-in-dotted-decimal-format-without-converting-to-string-in-c/#comment-215 Anonymous Mon, 31 Oct 2011 13:04:01 +0000 http://techpulp.com/?p=33#comment-215 Endianness issue (reverse order on my x86 Linux box), btw., which the library function wouldn't have. An #ifdef and reversing the macro when needed might help. Endianness issue (reverse order on my x86 Linux box), btw., which the library function wouldn’t have. An #ifdef and reversing the macro when needed might help.

]]> Comment on How to check if a Bash variable is set or not by Zakhar http://www.techpulp.com/blog/2009/01/how-to-check-if-a-bash-variable-is-set-or-not/#comment-208 Zakhar Thu, 06 Oct 2011 21:36:27 +0000 http://techpulp.com/?p=512#comment-208 This does not work when used in combination with the very useful switch -u That is because if you try to do a variable expansion on an unset variable, you will get trapped by the -u, because you are precisely trying to use the variable before setting it. I've a workaround for my case, as I wanted to test that for parameters, and I can simply use the parameter count $# instead, but I still haven't found a solution compliant with -u This does not work when used in combination with the very useful switch -u

That is because if you try to do a variable expansion on an unset variable, you will get trapped by the -u, because you are precisely trying to use the variable before setting it.

I’ve a workaround for my case, as I wanted to test that for parameters, and I can simply use the parameter count $# instead, but I still haven’t found a solution compliant with -u

]]> Comment on How to get PID of a process by name in bash script by Rami http://www.techpulp.com/blog/2008/12/how-to-get-pid-of-process-by-name-in-bash-script/#comment-207 Rami Fri, 30 Sep 2011 22:04:21 +0000 http://techpulp.com/?p=440#comment-207 what about pgrep? what about pgrep?

]]> Comment on Auto SSH login using ‘expect’ tool by Golit http://www.techpulp.com/blog/2009/02/auto-ssh-login-using-expect-tool/#comment-206 Golit Tue, 27 Sep 2011 20:24:34 +0000 http://techpulp.com/?p=623#comment-206 WOOOOOOW! Been googling for more than an hour! you managed to explain it in a very simple way! WOOOOOOW!

Been googling for more than an hour!

you managed to explain it in a very simple way!

]]> Comment on How to install VLC Media Player on Fedora by vishal http://www.techpulp.com/blog/2010/01/how-to-install-vlc-media-player-on-fedora/#comment-204 vishal Thu, 22 Sep 2011 15:53:26 +0000 http://techpulp.com/?p=745#comment-204 well well

]]> Comment on How to find MAC address of a linux network interface using SIOCGIFHWADDR ioctl by Katty http://www.techpulp.com/blog/2011/01/how-to-find-mac-address-of-a-linux-network-interface-using-siocgifhwaddr-ioctl/#comment-199 Katty Sat, 23 Jul 2011 10:53:21 +0000 http://www.techpulp.com/?p=1126#comment-199 Hey, killer job on that one you guys! Hey, killer job on that one you guys!

]]> Comment on How to convert spaces in a file to TABs and vice versa using unexpand and expand commands by Dolly http://www.techpulp.com/blog/2011/07/how-to-convert-spaces-in-a-file-to-tabs-and-vice-versa-using-unexpand-and-expand-commands/#comment-198 Dolly Sat, 23 Jul 2011 03:27:34 +0000 http://www.techpulp.com/?p=1143#comment-198 Woot, I will certainly put this to good use! Woot, I will certainly put this to good use!

]]> Comment on How to find Ethernet MAC address of my PC in various operating systems by Ebony http://www.techpulp.com/blog/2011/02/how-to-find-ethernet-mac-address-of-my-pc-in-various-operating-systems/#comment-197 Ebony Fri, 22 Jul 2011 21:36:13 +0000 http://www.techpulp.com/?p=1132#comment-197 None can doubt the veracity of this article. None can doubt the veracity of this article.

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