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running mathcad under wine

Posted 05-28-2011 at 03:52 AM by neonsignal
Updated 05-28-2011 at 07:21 PM by neonsignal

Mathcad is a commercial visual mathematics editor that can execute formulae. Because it is what-you-see-is-what-you-get, it makes for a useful documentation tool. I have searched for equivalents in the free software world; Octave is useful for running mathematical models, and TeX can handle the typesetting of complex formulae, but having a visual editor means that working models and their results can be printed out in a human readable form.

The versions of Mathcad run with varying...
Senior Member
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Views 3487 Comments 0 neonsignal is offline

Lenovo Thinkpad T420 Notebook PC

Posted 05-28-2011 at 02:27 AM by spazticclown
Updated 02-23-2015 at 06:49 PM by spazticclown

Today I received my new Lenovo Thinkpad T420, I will be installing Fedora 15 tomorrow and I will post everything that I find on how everything works and any recommendations. I may also be testing with other distributions (possibly Ubuntu and open SUSE). Any requests?


Laptop arrived and testing as much as I can.
First off it loads Fedora 15 x64 easily. Optimus Graphics do not auto switch and had trouble getting the drivers to take. Looks like nVidia...
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Views 1769 Comments 0 spazticclown is offline

revamp your bash

Posted 05-27-2011 at 07:33 PM by sumeet inani
Updated 05-27-2011 at 07:45 PM by sumeet inani

I did following changes
in ~/.bashrc
export  HISTTIMEFORMAT="%h/%d-%H:%M:%S "
export PS1="\[\e]2;\u\a\]\[\e[31;1m\]\t \w \$\[\e[0m\]" 
#if [ "$color_prompt" = yes ]; then
#    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
#    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
alias ls='ls -lA'
alias cp='cp -v'
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Views 463 Comments 0 sumeet inani is offline

updatedb for ntfsdrives mounted in /media

Posted 05-27-2011 at 07:09 PM by sumeet inani

Edit your /etc/updatedb.conf
# PRUNENAMES=".git .bzr .hg .svn"
#PRUNEPATHS="/tmp /var/spool [strikethrough]/media[/strikethrough]"
PRUNEPATHS="/tmp /var/spool"
PRUNEFS="NFS nfs nfs4 rpc_pipefs afs binfmt_misc proc smbfs autofs iso9660 ncpfs coda devpts ftpfs devfs mfs shfs sysfs cifs lustre_lite tmpfs usbfs udf fuse.glusterfs fuse.sshfs"
Some say create symbolic...
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Views 740 Comments 0 sumeet inani is offline

Installing QGIS using Synaptic

Posted 05-26-2011 at 09:49 PM by megasaputra

I try to install QGIS using Synaptic. Cause my computer is offline, so I need Synaptic help to generate script. Then I will download in another computer that has a fast internet connection.
LQ Newbie
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Views 748 Comments 0 megasaputra is offline


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