Manually remove all the duplicate bookmarks in Firefox

I was trying to install the duplicate Bookmark remover for the Firefox but for some reasons, was not able to install it. That apart, the point is that I was trying to get a program to do this for me rather than a plugin. So, after some search, finally I found here. This is a ruby script. The script requires ruby gems-json for doing this.

CR Post to Ping.fm not working – resolved.

Last couple of months I was having a tough time getting the plugins in my wordpress to work with the ping.fm service.  This is the only service that I rely on to post my blogs. So, basically I was left with no mechanism to publish my new posts 🙁

Now thanks to this post I am able to use the plugin again and thus update my status at multiple places again.

cd across parallel directories

Here is a simple and fast way to cd across parallel directory.

  <td>
    <div class="text codecolorer">
      cd ${PWD/test/actual}
    </div>
  </td>
</tr>

Related articles

• Linux command line tips: wget (ghacks.net)
• Article Directory Submissions (tjantunen.com)
• Article Directory Submissions (cash-bandit.com)
• Create a repository from your fedora DVD (annupandey.wordpress.com)

configuration for afraid-dyndns on Fedora and other similar distro.

First install afraid-dyndns with the command:

  <td>
    <div class="text codecolorer">
      sudo yum install afraid-dyndns
    </div>
  </td>
</tr>

Now open the configuration file /etc/afraid-dyndns.cfg and we need to change the following:

Notify = root@localhost # leave empty to suppress notifications
CacheFile = /var/cache/afraid-dyndns/IP
AccountHash =

For the Account hash, head over to http://freedns.afraid.org/api/ login and then click one of the XML or the ASCII links there. Once the page has loaded, look at the URL which is of form:

Execute a command with a timeout

Execute a command with a timeout

  <td>
    <div class="text codecolorer">
      &nbsp;timelimit -t100 somecommand
    </div>
  </td>
</tr>

I found this in Ubuntu repos, and consider it better than timeout.

* View this command to comment, vote or add to favourites * View all commands by CodSpirit

write the output of a command to /var/log/user.log… each line will contain $USER, making this easy to grep for.

write the output of a command to /var/log/user.log… each line will contain $USER, making this easy to grep for.

  <td>
    <div class="text codecolorer">
      &nbsp;log() { (echo "$ $@";$@) | logger -t $USER; }
    </div>
  </td>
</tr>

This command is useful if you want to copy the output of a series of commands to a file, for example if you want to pastebin the output from ‘uname -a’, ‘lspci -vvv’ and ‘lsmod’ for video driver trouble-shooting on your favorite Linux forum.

Empty a file

This one is for those who know the “touch” command. Hope all of us do not follow a  command just because it is on one of the popular site without trying to understand the command and the output.