Configure Intel PRO / Wireless 3945ABG in Debian

This article serves to try to resolve some cases where they have problems in setting up wireless networks (RSF), with an Intel PRO / Wireless 3945ABG.
I think that whoever installed Debian in a more manual, ie the installation image Netinst, as was my case, you may have this problem. If you followed the article I published (see here) and have a FSR of this model, which surely must have had this problem.

Resolution:
Add the following repository to / etc / apt / sources.list, if you have not already:
deb http://ftp.de.debian.org/debian lenny main non-free

apt-get update
apt-get install firmware-iwlwifi

Restart the PC, and now you should see the card when RSF running ifconfig.
From here you just add the network through NetworkManager GUI application.

Some useful commands:
iwconfig - shows the interfaces of the active RSF.
ifconfig - Shows the configuration of network interfaces.
ifconfig wlan0 - Shows the interface configuration RSF wlan0.
ifconfig eth0 down - Disables the network interface eth0 wired



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Tucan manager

The Tucan is an application manager, very light, which has the ability to manage the transfer of hosts (hosters) as rapidshare, megaupload, gigasize, among others. The utilitarians also manages the waiting times that are normally charged to unregistered users.

Use:
Just copy and paste the addresses of the hosts links to Tucan, then "Verify" link and then add.


Installation:
- Debian / Ubuntu / Kubuntu:
sudo apt-get update
sudo apt-get install tucan


- Can also be efecuada via synaptic.


Address:

Official Website

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learn more about the hardware pc

lsusb - list USB devices.

lspci - lists the PCI interface.

lscpu - Returns information about the CPU (architecture, quantity, model, intel / amd / other).

lsof - shows all open files by the system.
lsof-u root - Returns only the files opened by root.

lsmod - Lists modules loaded by the operating system.

lsattr - Make a list of the directory where seencontra, showing all the attributes of the files it contains.

dmidecode - Displays information about the system's hardware type, manufacturer, serial number, BIOS version, among others.
dmidecode | grep BIOS
dmidecode | grep Serial
dmidecode | grep Manufacturer

biosdecode - Return all information related to the BIOS.


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Save MySQL


"In April 2009, Oracle announced that it had agreed to acquire Sun. Since Sun had acquired MySQL the previous year, this would mean that Oracle, the market leader for closed source databases, would get to own MySQL, the most popular open source database."

Dear visitors, we will safeguard the future of MySQL signing the following petition:

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Dropbox - How to install on Linux (Debian)

O Dropbox é uma ferramenta que sincroniza ficheiros entre vários computadores, tenham eles, Linux, Windows, MAC, ou mesmo iPhone*.
O funcionamento é muito simples, e passa por existir um serviço a correr em memória que sincroniza uma pasta seleccionada durante a instalação com um servidor remoto. Assim, sempre que se dá uma alteração dentro dessa pasta, o serviço vai sincronizar com o servidor do Dropbox. E mais, podem ter o serviço do Dropbox instalado em vários computadores, e assim, terem a informação sempre sincronizada.

*Até à data que este artigo foi publicado a versão para iPhone ainda se encontrava em desenvolvimento.


The Dropbox is a tool that synchronizes files between multiple computers, they have, Linux, Windows, MAC, or even iPhone *.
The operation is very simple, and goes through there is a service running in memory that synchronizes a folder selected during installation with a remote server. Thus, whenever a change occurs within that folder, the service will sync with the Dropbox server. Plus, the service may have the Dropbox installed on multiple computers, and thus always have the information synchronized.

* To date this article was published a version for iPhone is still under development.


Installation

(1) Register via the following address and have access to 2GB of storage:

https: //www.getdropbox.com/referrals/NTM0MjE3Njk

1st Option: Installation Manual:

(2) Download Dropbox at: https://www.getdropbox.com/downloading. If it is to install in Debian can get the Ubuntu version that works on departure. On my Debian (Lenny) worked well with KDE4.

(3) dpkg-i nautilus-dropbox_0.4.1-1_i386.deb

Continue in step (5)

2nd Option: Installation via repositories:

(2) Edit /etc/apt/sources.list and add at the end the following source:

Gutsy deb http://www.getdropbox.com/static/ubuntu main

(3) Run the command aptitude update (similar to apt-get update)

(4) aptitude install nautilus-dropbox

(5) Start the Dropbox from the Internet menu (in principle here is that the icon after installation) and follow the wizard to setup/install. If you have doubts at this stage say.

(6) After completion of setup, just copy "scenes" to choose which folder to the Dropbox and sinconização with your 2GB of storage on the server starts.

... and remember that you can install Dropbox on more computers, and have therefore all the information synchronized between them, great, is not:)

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The youtube-dl is a small command-line utility that can download videos from youtube.com too easily.
In terms of archives, from the Debian Multimedia already incorporates the youtube-dl. If it does not, download it here:)

Installation via apt
aptitude install youtube-dl

Use simple
youtube-dl Endereço_do_video_do_youtube (thus the name of the downloaded file is random)

Use advanced (in need of credentials)
youtube-dl-u USER-p PASSWORD Endereço_do_video_do_youtube

Use advanced (once assigned a name to the file)
youtube-dl-o filename Endereço_do_video_do_youtube

Help
youtube-dl - help

You leave here to take some videos to test this utility. These videos are a great concert, a great band, I was watching this month in the southwest, Faith No More:

"Evidence, all sung in Portuguese by Mike Patton"
http://www.youtube.com/watch?v=hAcvqSyCYhk

"Just a Man - Spectacular, Mike Patton comes to the public"
http://www.youtube.com/watch?v=VqVjYJsYXH0

"Easy"
http://www.youtube.com/watch?v=utCc7kj5RsA

"Mike Patton saying a stupidity in Portuguese language"
"Mike Patton calling King Kong a bearded"
"Joke"
http://www.youtube.com/watch?v=niD5hdFO0ZY

"Joke, with better quality"
"Mike Patton to say "Muito Tomântico"
http://www.youtube.com/watch?v=0zv6AoloFgg

"Music of entry, reunited"
http://www.youtube.com/watch?v=qv5bWk_EdAA

But if you want more, nothing like going to youtubas:) it is still well worth!

References
http://bitbucket.org/rg3/youtube-dl/wiki/Home

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ESXi - Backups

The ESXi is a free operating system based on the Linux for VMWare virtual machines (VM). The big difference for the VMWare server, is that it runs directly on a layer of hardware, or you do not need an operating system (OS) by using the "eat" physical resources of the server. The ESXi is very light and takes only a few Mega Bytes.
In this article, I will not focus on the installation of ESX and its remote management console, I only focus on the use of a script to backup copies of virtual machines (VM), in an ESX server.

There are also the ESX, which is the commercial version of the OS, and obviously has but features.

The requirements for the tutorial that follows are: ESX and installed PuTTY (or other tool remote connection over SSH);

Tutorial:
1 - Enable SSH access:
In the console of ESXi press ALT + F1 and type the word "unsupported".
Then enter the root password. After that it gets access to bash OS ESXi.

2 - Edit /etc /inetd.conf and uncomment the line #ssh (remove the #);

3 - Restart the ESXi server;

4 - Connect to the server by ssh:
ssh root@IP_ServidorESXi (for your OS is Linux)
If users of Windows : ( can use PuTTY to connect to ESX.

5 - With the command wget-download the script to the VMware ESXi.
ESXi3x Version:
wget http://communities.vmware.com/servlet/JiveServlet/download/8760-34-23594/ghettoVCB.sh
ESXi4x Version:
wget http://communities.vmware.com/servlet/JiveServlet/download/8760-34-23594/ghettoVCB.sh

6 - Edit the script and change some important parameters:

* VM_BACKUP_VOLUME = / vmfs / volumes / backup -> path (local or NFS) which will be the copies of the VM (Virtual Machines). It is recommended to keep a host / remote storage (for NFS).
* ENABLE_2GB_SPARSE = 0 -> = 1 if the copy is divided into files of 2GB.
* VM_BACKUP_ROTATION_COUNT = 3 -> Number of copies to save up to start over.
* VM_BACKUP_DIR_NAMING_CONVENTION -> Format of the name of the copy. It is recommended to leave as is.
* POWER_VM_DOWN_BEFORE_BACKUP = 0 -> = 0 if the copies are made with MV in production.
* ENABLE_HARD_POWER_OFF = 0 -> If = 0 is off. Lets force the closure of the MV if it has not closed during the specified time in ITER_TO_WAIT_SHUTDOWN.
* ITER_TO_WAIT_SHUTDOWN = 4 -> is not applied if the previous option is = 0; recommended to leave as is.

7 - Create vmbackups file with the name of the virtual machines that ESXi contains. Example:

ServerA
ServidorB
ServidorC

8 - Run the script:. / GhettoVCB.sh vmbackups
During the execution of the script will be shown a progress bar.

Recommendations:
- You can create a small script to call the eating presented in section 8 and put it in cron (. Weekly;. Daily; (..)) in order to automate the execution of backups.
- The copies directly to NFS can be slow, you can make them to a local directory and then copy them to a remote NFS shares, thus saving time in the backup copies of each MV.

References:
http://communities.vmware.com/docs/DOC-8760
http://www.vmware.in.th/forum/index.php?topic=6.0
http://blog.theworldrunsontechnology.com/2009/04/creating-virtual-machine-backups-in.html


The research done for this article,
had the help of Ric Silva

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