Visit Jeremy's Blog.
Go Back > Blogs
User Name



NAM of ns2.23 not working

Posted 04-20-2012 at 09:43 AM by afsha2719

hi ... i installed ns-2.33 successfully but the problem is that NAM is not working. when i run a tcl script it gives an error :

[root@localhost programs]# ns 5nodes.tcl
ns: finish: couldn't execute "nam": permission denied
while executing
"exec nam out.nam &"
(procedure "finish" line 6)
invoked from within

my OS is fedora 16
LQ Newbie
Posted in Uncategorized
Views 1059 Comments 0 afsha2719 is offline

GUI coding. A peek at run-time inheritance (method lookups)

Posted 04-20-2012 at 08:23 AM by rainbowsally
Updated 04-20-2012 at 08:26 AM by rainbowsally

GUI coding. A peek at run-time inheritance (method lookups)

In previous blog entries we built QT's example/desktop/screenshot application and did a bit of tracing with a debugger.

Let's take a look at the metaobject definition file (moc_screenshot.cpp) next.

This is where QT implements a class' method inheritance. It looks up 'methods' from the widget's parent first, then if parent doesn't handle the '_id' we try it here, and if we don't handle it...
Posted in Uncategorized
Views 363 Comments 0 rainbowsally is offline

New digital tune / gFifteen version 1.0

Posted 04-20-2012 at 01:34 AM by hydraMax (Bits and Pixels)

I finally was able to get a power adapter for my old CASIO keyboard, plus a MIDI adapter. With that and some RG editing I was able to produce this little tune: (Ogg Vorbis) (Mp3)


This is somewhat old news, but I should mention that gFifteen version 1.0 is available, with three additional tile sets for variety. Debian packages are available for...
Posted in Uncategorized
Views 387 Comments 0 hydraMax is offline

Master Command history in Linux Bash

Posted 04-19-2012 at 07:16 PM by stretchedthin
Updated 04-19-2012 at 08:35 PM by stretchedthin

Before you learn any commands in Linux, get to know how you can make the most of the history functions in Bash. This will save you and your fingers a lot of wear and tear. Learning this and making sure your working in a terminal emulator that has good copy past functionality and your going to find the command line a pretty comfortable place.
Master Command history in Linux Bash
Posted in Uncategorized
Views 421 Comments 0 stretchedthin is offline

Cut and paste

Posted 04-19-2012 at 04:57 PM by peonuser
Updated 04-19-2012 at 05:32 PM by peonuser (typos)

The "legacy os" people pride themselves in how they support pentium 3 and pentium 4 systems. Funny. We still use linux on pentium I and pentium II machines.

Thanx to all the people who have viewed Over 236,000 views now.

Trying to think of a super simple example of cut and paste for a class. Here is what I came up with:

Play pretend here for a second. You are a new accountant for a company...
Posted in Uncategorized
Views 447 Comments 0 peonuser is offline


All times are GMT -5. The time now is 05:41 PM.

Main Menu
Write for LQ is looking for people interested in writing Editorials, Articles, Reviews, and more. If you'd like to contribute content, let us know.
Main Menu
RSS1  Latest Threads
RSS1  LQ News
Twitter: @linuxquestions
Facebook: linuxquestions Google+: linuxquestions
Open Source Consulting | Domain Registration