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  3. Run Wireshark as non-root user

    I frequently get frustrated when Wireshark won't run as a non-root user due to permissions on the dumpcap process. Here's the fix:

    sudo groupadd wireshark
sudo usermod -a -G wireshark $USER
sudo chgrp wireshark /usr/bin/dumpcap
sudo chmod 754 /usr/bin/dumpcap
sudo setcap 'CAP_NET_RAW+eip CAP_NET_ADMIN+eip' /usr …
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  4. Ubuntu Default Folders

    I recently switched my primary machine from Windows 7 to Ubuntu. I'd always used an Ubuntu VM for development. Now I just have a Windows 7 VM for Windows-only applications, and do the majority of my work in Ubuntu. I'm fairly comfortable on the command line, but extremely dislike capital …

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  5. Building Git from scratch

    This is running on Ubuntu 12.04, using the most recent versions as of 2013-02-02.

    Install git:

    $ wget http://git-core.googlecode.com/files/git-1.8.1.2.tar.gz
$ tar xf git-1.8.1.2.tar.gz
$ cd git-1.8.1.2/
$ sudo apt-get install libcurl4-gnutls-dev libexpat1-dev gettext libz-dev
$ make …
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  6. Adding a User to Sudoers in Fedora 11

    The following shows how to add a user to the "sudoers" file in Fedora 11 (and likely other versions of Fedora), allowing normal users to execute elevated commands with sudo ... instead of needing to switch to root (su -).

    [greg@fedora ~]$ su -
[root@fedora ~]# chmod +w /etc/sudoers
[root@fedora ~]# echo …
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  8. TOP (Linux Program) CPU States

    The Unix/Linux program "top" is used to determine various information about processes your computer is executing. It is comparable to the "ps" command, but I prefer using top. It a good equivalent of the Task Manager on Windows, but much more powerful and customizable, if you're comfortable with the …

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