7 secret ways to save gas / fuel when driving a car

Perhaps you already know the most known tips about how to save gas, like to close the air conditioner or not to have a fully loaded trunk or to turn off the car when you are stopping. But in this post I will give you some uncommon tips and explain why you can save gas with them. Note that the following tips are not going to work to all types of cars. So test them and see which work for you. Continue reading 7 secret ways to save gas / fuel when driving a car

[fixed] SQL Server Management Studio – Unrecognized configuration section system.serviceModel

If you get the error Unrecognized configuration section system.serviceModel then probably the configuration file of .Net Framework 2 “machine.config” is corrupt.

The Solution

Replace the “machine.config” file with one from another computer, or download the file I’ve attached. The “machine.config” file is located at “C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\CONFIG”.

That’s all!

Self-Repair Manifesto – Claim your device back

iFixit has made a manifesto of Self-Repair. This manifesto demands that the Self-repair should be doable from every man and woman in the world with all the resources we need to fix the broken device. We have the right to fix our devices which the companies do whatever they can to prevent that. The companies don’t give you any charts, any spare parts or pieces, or at least a debugging manual. Nothing. They say “If it’s broken, throw it away”. But we say “If it’s broken, we can fix it”. Join the repair Revolution!
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Virtualbox update to 3.2 – A error occurred during the signature verification

In Ubuntu machine I have installed Virtualbox with Windows so I can run software for Windows. Last time I tried to upgrade the machine using the apt package manager of Ubuntu (sudo apt-get update) I got the following error:

A error occurred during the signature verification. The repository is not updated and the previous index files will be used.GPG error: http://download.virtualbox.org karmic Release: Οι παρακάτω υπογραφές ήταν μη έγκυρες: BADSIG 54422A4B98AB5139 Oracle Corporation (VirtualBox archive signing key)

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How to delete certain files using find and piping them to rm in linux

If you need to delete many files with same characteristics like the same name or the same extension then you can use the find command and then rm to remove them.

So here is what I did:

find /home/ -name "*xml.gz" -print0 | xargs -0 rm

Continue reading How to delete certain files using find and piping them to rm in linux

How to copy or move your email accounts from one cPanel account to another

If you changed webserver (hosting provider) and you don’t want to copy all the settings that a full cPanel backup does, which contains lots of useless stuff. Then do the following:

Compress to a tar (using the file manager of cPanel) the following directories which are located at your user directory (not inside public_html):

mail
etc

and then upload the archive to your new host or account and uncompress it.

Thats it !

Ajax Popup windows for Your Site

You should use Ajax popup windows, why? Because an Ajax popup window is:

  • More effective marketing tool. You can advertise anything without to disappoint your visitor with nasty old timers popup windows that are ugly.
  • Much quicker to load as it can preload contents.
  • Much more stylish, which makes it indestructible to its older brother.
  • Dynamic which means that you can determine what will be displayed.

And it has much much more features.

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