How To Search Terminal Commands Recently Used

“Mini How To” How To Search Terminal Commands Recently Used.

Introduction

You know how to skip through the commands by using the arrow up and down keys but wouldn’t it be easier to search through the commands?  In this Mini How To I explain how to do it.

Recursive Search

You’ve typed in a long command for instance:

sudo hddtemp /dev/sda && sensors | grep Core\ 0 && sensors | grep Core\ 1

To check the temperatures of the machine that you’re working on.  You’ve checked it once and after a couple of days you want to use it again.  To do so as said you can scroll through the commands using the up and down arrow keys.  It might take while depending on how many commands you used after this one.

Clone A Drive With dd

“Mini How To” Clone A Drive With dd

Cloning under Windows always requires a third party application.  In Linux we can use a build in command to clone a drive.

Why And When Would You Need This.

You can use this for a number of applications.

• Imaging a drive to a iso file.
• Clone a defective harddrive to save data.
• Replace a harddrive for a bigger one.

Keep in mind that there are more efficient ways of doing this.  But if you need to clone a drive or make an image of a hard drive, and you only have access to a Live CD.  Then using dd is a great way to do this.  Also it does not matter if the harddrive has ntfs of ext3 or any of the other file systems dd will image the harddrive not matter what file system is on the drive.

Get K3b To burn MP3′s

Update: Made changes below to offer solution for K3B in 9.10

“Mini How To” Get K3b To burn MP3′s

If you have used k3b before and tried to burn a audio CD from MP3′s then you know this doesn’t just work. You have to install some codecs to get this to work. Here is how:

Install the libk3b2-extracodecs like this:

sudo apt-get install libk3b2-extracodecs

For users of Kubuntu 9.10 use this:

Firefox Looks Ugly In KDE4 Here Is How To Fix It

“Mini How To” Firefox Looks Ugly In KDE4 Here Is How To Fix It

If you start using Firefox 3.0.3 in KDE4 then you notice it looks very ugly.

Here is how to fix this:
Ramón Antonio Parada (what an awesome name) created a Theme for Firefox.  You can find it at his website.

Here is how it looks:

Now Firefox looks amazing again.

It’s clear to see that a lot of the application developers still have to refine the look of there application in KDE4 but in due time they will all adopt the Oxygen Theme for the uniform look we are used to.  Most of the standard applications already have.

.deb dpkg unmet dependencies and how to fix this.

“Mini How To” .deb dpkg unmet dependencies and how to fix this.

Sometimes when you download a .deb(Debian Package file) of an package that you would like to install it will give you the “dependencies not met” error. This could happen when you use dpkg, Gdebi Package Manager or apt.

The solution to this is make sure that the version of the package you downloading is the newest version you can find. If this is the case then run this command:

sudo apt-get -f install

This will force apt to fix the broken dependencies.