Computer & Internet Tips and Tricks

How to Upgadre UBUNTU DESKTOP 12.04 version to 12.10 version

2012-10-24T20:39:00.000-07:00

UBUNTU 12.10

Before we are upgrading our UBUNTU DESKTOP 12.04 to 12.10 version, we must have an internet connection to download file from UBUNTU update server. We can upgrade by following procedure.

Run the update-manager -d application from the Unity Dash or a command line
In Update Manager, click the Settings... button, and enter your password to start the Software Sources application.
Select the sub menu Updates from the Software Sources application.
Confirm the "Notify me of a new Ubuntu version:" option is set to "For any new version", and change it if otherwise.
Close the Software Sources application and return to Update Manager.
In Update Manager, click the Check button to check for new updates.
If there are any updates to install, use the Install Updates button to install them, and press Check again after that is complete.
A message will appear informing you of the availability of the new release.
Click Upgrade.
Follow the on-screen instructions.

That's all

What's New in UBUNTU 12.10

2012-10-24T08:47:00.000-07:00

UBUNTU 12.10

What's new in Ubuntu 12.10?

Ubuntu 12.10 continues the evolution of the Unity interface. Here are highlights of what you can do with the latest version of Ubuntu:

New and improved features

Search Amazon or the Ubuntu One Music Store directly from the dash or launcher.
Use the new photos lens to view photos from your computer or from your social networks.
Browse messages from your social networks with the Gwibber lens.
Right click on items in the dash to see full-screen Previews with more information.
Enter your credentials in Online Accounts to easily set up online integration for the dash, Gwibber, Empathy, and more.
Keep track of contact information for your friends and colleagues with Contacts, your personal address book.
Get work done in style with LibreOffice 3.6, now with new, modern presentation templates and built-in support for Ubuntu's integrated menu bar.
Log in to remote servers from the login screen.

(source: http://help.ubuntu.com)

How to Check installed Version of Linux

2012-10-23T09:28:00.001-07:00

The following are how to know the version of some popular Linux Distro:

```
UBUNTU: "lsb_release -a" 
```
```
DEBIAN: "cat /etc/debian_version"
```
```
SLACKWARE: "cat /etc/slackware-version"
```
```
SUSE: "cat /etc/SuSE-release"
```
```
REDHAT: "cat /etc/redhat-release"
```
```
CENTOS: "cat /etc/redhat-release"
```
```
FEDORA: "cat /etc/fedora-release"
```
```
GENTOO: "cat /etc/gentoo-release"  
```
Linux

Basic Linux Command

2012-05-25T01:34:00.000-07:00

*Basic Linux Commands*
cat	Prints the contents of a file
cd	Changes directories
chmod	Changes file access permissions
cp	Copies files
du	Prints disk usage
emacs	Edits text files
find	Finds files by searching
gcc	Compiles C/C++/Fortran programs
grep	Searches for a string in input
less	Filter for paging through output
ln	Creates links between files
locate	Finds files from an index
ls	Lists files in the current directory
make	Compiles and installs programs
man	Displays manual pages for reading
mkdir	Makes directories
mv	Moves files
ps	Lists processes
rm	Deletes files and directories
ssh	Connects to other machines using a secure shell connection
tail	Prints the last lines of a file
top	Prints resource usage
vim	Edits text files
which	Prints the location of a command
xargs	Executes commands from its input

Basic Linux Directories

2012-05-25T01:00:00.001-07:00

*Basic Linux Directories*
Name	Description
/	The root directory
/bin	Essential commands
/boot	Boot loader files, Linux kernel
/dev	Device files
/etc	System configuration files
/home	User home directories
/lib	Shared libraries, kernel modules
/lost+found	Directory for recovered files (if found after a file system check)
/media	Mount point for removable media, such as DVDs and floppy disks
/mnt	Usual mount point for local, remote file systems
/opt	Add-on software packages
/proc	Kernel information, process control
/root	Super user (root) home
/sbin	System commands (mostly root only)
/srv	Holds information relating to services that run on your system
/sys	Real-time information on devices used by the kernel
/tmp	Temporary files
/usr	Software not essential for system operation, such as applications
/var	Variable data (such as logs); spooled files

How to update UBUNTU 11.10

2012-01-06T21:26:00.000-08:00

After installing UBUNTU for my ACER Aspire 4752, i want to update this Operating System package to secure and completing my UBUNTU. These are simple step to updating UBUNTU 11.10

Click "Dash Home" launcher on the left top desktop
Type "update" on the search box
We can show "update manager" on the search result
Click "update manager"
Choose package, and click "install updates"
After the update and installing process finish, click close
Sometimes updating process need restart or reboot system, so you i suggest to do that.

Thats all for today
Thanks

Google+ (google plus)

2011-07-13T10:24:00.000-07:00

Tonight i am trying Google new social networking named : GOOGLE+ (read: google plus). It's cool innovation from google. As usually in social networking we can make status and share it to others in our community. But in google+ we can also create video conference with our community, this is plus feature from google+.

I think it's serious challenge from google to facebook to take more user in internet. This is screenshot of my google+

We can start from : http://plus.google.com , and log in with your mail account. Viva GOOGLE.

How to display the "run" on the Start menu in Windows 7

2011-06-26T21:34:00.000-07:00

This is my next tips and tricks for windows 7 user. To access or running some feature in windows 7, we can use "run" feature to launch the program. For example we want to running "msconfig" feature, we can run it from "run" by typing "msconfig" in run menu. In default setting windows 7, "run" menu not show in windows 7 start menu.
The following are simple step to show "run" menu in windows 7 start menu:

Right click on windows 7 icon on left bottom of desktop
Click "Properties"
On "Start Menu" tab click "Customize"
Scroll down cursor and find "Run command"
Tick "Run command"
Click "OK" on the right bottom
Click "OK" on the "Taskbar and Start Menu Properties"
Now to access "run" menu, click windows 7 start menu, find "run" and click it

I hope this tips and tricks can help us to optimizing our windows 7

Mozilla Firefox 5.0

2011-06-22T21:02:00.000-07:00

Today, when i want to start my mozilla firefox 4.0.1 browser, my computer suddenly updating my firefox to firefox 5.0. In this version there are several changes made by mozilla as following:

Added support for CSS animations
The Do-Not-Track header preference has been moved to increase discoverability
Tuned HTTP idle connection logic for increased performance
Improved canvas, JavaScript, memory, and networking performance
Improved standards support for HTML5, XHR, MathML, SMIL, and canvas
Improved spell checking for some locales
Improved desktop environment integration for Linux users
WebGL content can no longer load cross-domain textures
Background tabs have setTimeout and setInterval clamped to 1000ms to improve performance
Fixed several stability issues
Fixed several security issues

We can download firefox 5.0 here
Now i'm fun browsing with my new browser. Goooo Firefox !!!

How to disable admin user name in Joomla

2011-06-06T21:38:00.000-07:00

To avoid someone login to our joomla website with admin username (default super administrator username in joomla) , we can disable or deactivated admin user name in joomla administrator page.
In this post i will show how to disable or deactivated admin user name.

Go to joomla page administrator login with default super administrator user name : admin and it's password
Go to user manager
Create another SUPER ADMINISTRATOR user name with new password
After new SUPER ADMINISTRATOR user name and password created, logout from that page
Login again with new SUPER ADMINISTRATOR username and password
Go to user manager
Down grade admin user name to administrator level or other under super administrator level
Disable admin user name by clicking thick icon in the "enable" column
Now our admin user name in Joomla has been disabled or deactivated

That's all for today, see you on next post

Download Internet Explorer 9 (ie9)

2011-02-10T23:43:00.000-08:00

Microsoft already launch Internet Explore 9 RC and we can download it now at Microsoft website. This is Internet Explorer 9 download link.

Microsoft offers new feature in their new web browser :

All-around fast: Faster and more responsive websites.
Focused on your websites: The new browser makes any website shine.
Seamless with Windows 7: Bringing you a better web experience through Windows.
One Box: Go to a web address or start a search—all from the same place.
Pinned Sites: Get to your favorite sites in one click.
Smart Screen Filter: Built-in protection helps keep you safer online.

They also making comparison between IE9 with other web browser and between IE9 with older IE version, for detailed comparison we can go here.
I think it's interesting for us to try this new browser.
Thanks

How to repair "error loading feed data" in Joomla 1.5

2010-09-20T23:03:00.000-07:00

After completing Joomla 1.5 installation process, we usually going to the Joomla administrator page. But when I go to an administrator page joomla 1.5, page load very slow, and after it finish loading page, there is an error message "Error loading feed data". In this installation process, i also installing Joomla 1.5 sample data. After googling for a while, i found how to repair these errors. Here are the steps:

Go to page administrator
Go to Extensions, then click on the module manager
Then select the pages / tabs administrator
Find a module "Joomla! Security Newsfeed"
Then disable the module

Finally, logout of the administrator page and return to log in to the page, then we will not see the error message again.
Thanks.

How to Setting IP address in Bactrack 4 using Wicd Network Manager

2010-03-10T21:23:00.000-08:00

I have 1 ethernet card and 1 USB wireless LAN in my Backtrack 4 PC, so to connecting them to my network i must setting IP address for each other. This my step to setting IP address by using Wicd Network Manager:

1. Open Konsole by clicking it's icon on the bottom, or click backtrack icon and click system and then click "Konsole-Terminal Program"
2. Type "/etc/init.d/wicd start" and press enter
3. Click Backtrack icon on the bottom left of desktop
4. Go to Internet and click Wicd-Network Manager

5. To setting ip address for wire connection, click wired network
6. To setting ip address for wireless connection, click one of access point name
7. To set an static ip address and static DNS for wire or wireless click "advanced setting" and type ip address (don't forget to click "OK" :) )
8. Now we can connect to our network and happy browsing

How to Install Opera Browser in Backtrack 4

2010-03-09T22:40:00.000-08:00

After installing Backtrack 4 in my PC, i want to get another web browser for my backtrack 4. As default using Mozilla Firefox and Konqueror web browser. I want to install OPERA web browser in my Backtrack, so as usually i am trying to find Opera installer for Linux Ubuntu by asking GOOGLE (Backtrack 4 is UBUNTU based). I found this link and download opera installer file. File name : opera_10.10.4742.gcc4.qt3_i386.deb and file size is: 12.8 MB.

Now i use these steps to install that file:
1. Open Konsole by clicking it's icon on the bottom, or click backtrack icon and click system and then click "Konsole-Terminal Program"
2. Find Opera installer file
3. Type "dpkg --install opera_10.10.4742.gcc4.qt3_i386.deb" and press "enter"
and this process will appear

4. After installing process finish go to backtrack icon, and click internet and go to opera web browser
5. Opera web browser is running now
That's all

How to Setting IP address in Backtrack 4

2010-01-26T20:24:00.000-08:00

Linux Back Track 4 already released, as a beginner in Back Track i want to set my ip address for ethernet card. In windows operating system we can edit our ip address through GUI (graphical user interface), but in Back Track i can not do that.
After searching back track tutorial for beginner, i found that in back track we can set ip address by using command line in console.

These are my step to set ip address:

Click Back Track icon on the left bottom of desktop (or click quick launch konsole)
Type "ifconfig eth0 192.168.1.5" and press "enter" (this mean we set ip address 192.168.1.5 for ethernet card)
Type "route add default gw 192.168.1.1" and press "enter" (this mean we set default get way 192.168.1.1 for this ethernet, and this is depend on our network)
Type "echo nameserver 202.134.0.155 > /etc/resolve.conf" and press enter (this mean we set dns server ip address with: 202.134.0.155, and this is depend on our ISP)
If finish we can check our connection by pinging our getway (in this example "ping 192.168.1.1") if this connection OK, we can see "64 bytes from 192.168.1.1: icmp_seq=1 ttl=254 time=0.961 ms" appear in our console. Time in ms depend on our network.

I hope this post can help others.

How To Enable and Disable Windows Features in Windows 7 (seven)

2009-12-28T22:27:00.000-08:00

This is another tricks for windows 7 (seven) users. In recently windows edition we called enable and disable windows feature with "add/remove windows component". In windows 7 (seven) we can customize ours with following next step:

Click Windows icon on left bottom of screen
Go to "Control Panel"
Click "Programs"
Click "Turn Windows Features on or off"
Select windows feature that you want to enable or disable by clicking on check box
Clear check box means disable features, filled box means that only part of the feature is turn on, and check on check box means enable features
Don't forget to click "OK" to save your option

By enable or disable windows features we can customize our windows 7 (seven), and it's make our windows loading faster if we enable just little features.

These are windows 7 (seven) features:

Games
Indexing Service
Internet Explorer 8
Internet Information Services
Internet Information Services Hostable Web Core
Media Features
Microsoft .NET Framework 3.5.1
Microsoft Message Queue (MSMQ) Server
Print and Document Services
RAS Connection Manager Administration Kit (CMAK)
Remote Differential Compression
RIP Listener
Services for NFS
Simple Network Management Protocol (SNMP)
Simple TCPIP services (i.e. echo, daytime etc)
Subsystem for UNIX-based Applications
Tablet PC Components
Telnet Client
Telnet Server
TFTP Client
Windows Gadget Platform
Windows Process Activation Service
Windows Search
Windows TIFF IFilter
XPS Services
XPS Viewer

Windows Logo Key Keyboard Shortcut for Windows 7 (seven)

2009-12-20T20:56:00.000-08:00

These are windows 7 (seven) keyboard shortcut to simplified working in windows 7 (seven).(Only for windows logo key keyboard shortcut)

1. Windows logo key : Open or close the Start menu.
2. Windows logo key + Pause : Display the System Properties dialog box.
3. Windows logo key + D : Display the desktop.
4. Windows logo key + M : Minimize all windows.
5. Windows logo key + Shift + M : Restore minimized windows to the desktop.
6. Windows logo key + E : Open Computer in windows explorer
7. Windows logo key + F : Search for a file or folder.
8. Ctrl + Windows logo key + F : Search for computers (if you're on a network).
9. Windows logo key + L : Lock your computer or switch users.
10. Windows logo key + R : Open the Run dialog box.
11. Windows logo key + T : Cycle through programs on the taskbar.
12. Windows logo + number :Start the program pinned to the taskbar in the position indicated by the number. If the program is already running, switch to that program.
13. Shift + Windows logo key + number : Start a new instance of the program pinned to the taskbar in the position indicated by the number.
14. Ctrl + Windows logo key + number : Switch to the last active window of the program pinned to the taskbar in the position indicated by the number.
15. Alt + Windows logo key + number : Open the Jump List for the program pinned to the taskbar in the position indicated by the number.
16. Windows logo key + Tab : Cycle through programs on the taskbar by using Aero Flip 3-D.
17. Ctrl + Windows logo key + Tab : Use the arrow keys to cycle through programs on the taskbar by using Aero Flip 3-D.
18. Ctrl + Windows logo key + B : Switch to the program that displayed a message in the notification area.
19. Windows logo key + Spacebar : Preview the desktop.
20. Windows logo key + Up Arrow : Maximize the window.
21. Windows logo key + Left Arrow : Maximize the window to the left side of the screen.
22. Windows logo key + Right Arrow : Maximize the window to the right side of the screen.
23. Windows logo key + Down Arrow : Minimize the window.
24. Windows logo key + Home : Minimize all but the active window.
25. Windows logo key + Shift+Up Arrow : Stretch the window to the top and bottom of the screen.
26. Windows logo key + Shift + Left Arrow or Right Arrow : Move a window from one monitor to another.
27. Windows logo key + P : Choose a presentation display mode.
28. Windows logo key + G : Cycle through gadgets.
29. Windows logo key + U : Open Ease of Access Center.
30. Windows logo key + X : Open Windows Mobility Center.

: Windows Logo Key
Source

Download Driver 3COM 3CRUSB10075 for Windows 7

2009-11-17T22:21:00.001-08:00

After downloading Microsoft Windows 7 (seven) operating system, i try to install it on my computer and it's done well. While detecting hardware, my 3COM 3CRUSB10075 USB wireless LAN didn't recognized by windows 7.

Recently i have been posted about "download vista driver for 3COM 3CRUSB10075 USB wireless LAN" , and i have it's driver. So i try to using vista driver for 3COM 3CRUSB10075 USB wireless LAN. Surpriseeeeee, it's worked.

I hope i could help the others with the same problem with me. You can download driver 3COM 3CRUSB10075 wireless LAN USB for windows 7 here. It's belong to 3com.

Download Driver Printer Canon Pixma iP1880 for Windows Vista

2009-11-08T23:09:00.001-08:00

After receive a new Acer Aspire M5641 PC with Windows Vista Operation System for my office clerk, i've trouble with my Canon Pixma iP1880 printer. Windows Vista didn't recognize my printer, i've only windows XP driver for this printer. So i try to find Windows Vista Driver for Canon Pixma iP1880 by asking Google.

After searching, i found this link, in this link belong to canon Singapore. This is details of the driver

1. iP1800 series Printer Driver Ver. 2.05 (Windows Vista/XP/2000)
2. Last Updated : 10-Jul-2008
3. Issue Number : 0900416402
4. OS : Windows Vista, Windows XP, and Windows 2000
5. File name : ip1800svst205ej.exe
6. File version : 2.05
7. File size : 4,516KB

I hope it will help another one with the same problem with.

Lite Facebook

2009-10-28T22:53:00.000-07:00

This is new innovation from facebook for facebook users. It's recommended for facebook user with narrow internet bandwidth, or slow internet connection speed. Lite facebook has simple feature and load faster then regular facebook.

In lite facebook, we can not use chat and another application as usually. We can only upadate status, and see picture from our friend. So, it's useful for facebook users in slowly internet connection.

Let's try it, and keep happy facebooking :)

Troubleshooting "Blue Screen of Death" on Laptop Compaq Presario V3803TU

2009-10-20T21:58:00.000-07:00

On May 2009 i am posting about how to install windows xp on Compaq Presario V3803TU (complete tutorial with nlite), now i want to post about how to solve "blue screen of death" on this laptop. One of my office Compaq Presario V3803TU laptops still problem till this morning. In the middle of installing windows xp process, there is a blue screen error appear.

I try to solving this problem with change windows xp cd, but it's not succeed. And finally, i try to change memory with another laptop, and the installation process done well.

That's tips and tricks for today, i hope it will help another one with the same problem.

Mozilla Firefox 3.5.3 Released

2009-09-11T01:05:00.000-07:00

My favorite internet browser, mozilla firefox has been update to 3.5.3. There are several security issues and stability issues has been fixed. This version have been released on 9th September 2009. There are 4 security issues have been fixed in Mozilla Firefox 3.5.3. 3 of them are critical security vulnerability, and 1 low security vulnerability. So i think all Firefox users must updated their old browser as soon as possible to avoid security impact, and to have secure browsing.

We can download it here (for windows users) and here (for other operating system). And for older version users we can automatically or manually update it.

Automatic updates:
By default, Firefox is configured to automatically check for updates for itself.
3.5:

1. When an update is available, the Firefox Update dialog is automatically displayed. It contains a list of updates for Firefox components that are installed on your system. To begin updating your software, click OK. The new versions of any selected updates are downloaded and installed.

2. When the install process is complete, you must restart Firefox. To close Firefox and re-open it, click Done.

3. After Firefox restarts, all updated versions of Firefox components are available.
3.0:

1. When an update is available, the Software Update dialog is automatically displayed. It contains a list of updates for Firefox components that are installed on your system. To begin updating your software, click OK. The new versions of any selected updates are downloaded and installed.

2. When the install process is complete, you must restart Firefox. To close Firefox and re-open it, click Done.

3. After Firefox restarts, all updated versions of Firefox components are available.

Manually check for updates:

1. To manually check for a Firefox update, click the Help menu at the top of the Firefox window on the menu bar, and select Check for Updates....
* If it is grayed out, see Check for Updates is disabled.

2. If updates are available, click Get the new version » to begin the process.
*If no updates are available, click Finish to close the window.

3. When the install process is complete, you must restart Firefox. To close Firefox and re-open it, click Restart Firefox Now.

4. After Firefox restarts, all updated versions of Firefox components are available.

5. Any add-ons you have installed, which are not yet compatible with the new version will be listed. You can choose to check for updates to those add-ons or check later.

Don't waste your time, update yours
source: http://www.mozilla.com

Windows 7 Release Candidate Download Will End

2009-07-24T22:01:00.000-07:00

I get e-mail notification from Microsoft (Microsoft@newsletters.microsoft.com), and this is content of e-mail:

[Notice: Downloads will end August 20

Thanks for all your help building Windows 7. We are on our way to the last big milestone: Release to Manufacturing. Starting on October 22, you’ll see it on PCs and store shelves. As we gear up for that, it’s time to wind down the Release Candidate testing program.

If you or a friend needs a download, you’ve got time. We’ll continue to offer the RC download until August 20, 2009. After that, you won’t be able to get the download, but if you have the bits, you can still install the RC and get a key if you need one. (To get a key, just go to the Downloads page and follow the instructions.)

Tell us what you think. If you’re using the Windows 7 Release Candidate, we hope you like what you see. Let us know -- go to http://input.microsoft.com and tell us what you think. You’ll be able to give feedback on various aspects of the operating system.

Got the RC and need help? Experts on the Windows 7 Forum can help answer your questions. The forum also gives you a way to share what you’ve learned with other people.

Essential resources

-	The Installation Instructions give you the info you need to get started.
-	To get more information about Windows 7, such as feature descriptions, screencasts, faqs, whitepapers, step by step walkthroughs and our new IT Pro at Home area, visit the Springboard Series on TechNet website.
-	Looking for technical help or information? Here are a few sources:

			-	You can keep up to date on news about Windows 7 on the team blog and the Springboard Series blog.
			-	To get more general information on Windows, make sure you’re subscribed to the Springboard Series Insider newsletter or follow us on Twitter.
			-	Learn more about the people behind the design and engineering of Windows 7 at Talking About Windows.com.

Thanks again for your investment in Windows 7.
The Windows 7 Team]

So, hurry up, don't waste your time, download now Windows 7 Release Candidate to try new Operating System from Microsoft.

Download Driver 3COM 3CRUSB10075 for Windows Vista

2009-07-15T21:02:00.000-07:00

My computer laboratory received new USB wireless LAN 3COM 3CRUSB10075 OfficeConnect. It's used to make computer networking in computer laboratory and my office. It's come with only Microsoft Windows XP driver. Some computers in my office used Microsoft Windows Vista operating system, so i should find 3COM 3CRUSB10075 OfficeConnect WIRELESS 54MBS 11G COMPACT USB Windows Vista Driver.

As usually my "magic word" is ASK uncle GOOGLE. From GOOGLE i found 3COM website. After choose 3COM 3CRUSB10075 in quick search, 3COM give me this link to download Windows Vista Driver for this product.

After download, i try to install this driver, and it's work, and i also solve this problem, thanks GOOGLE.

How to make screenshot in windows 7

2009-07-10T00:10:00.000-07:00

Windows 7 have a good tool to creating a screenshot or to capture an image on desktop, and it's called snipping tool. If we are make tutorial, we need this tool to explain step by step our tutorial with an image. Good tutorial usually included image on the explanation, so everyone can understand tutorial by look at an image (screenshot).

Snipping tool support portable network graphic (PNG), GIF, JPEG, simple file HTML (MHT) file type. There are 4 kind of screenshot can made by snipping tool: windows snip, rectangular snip, full-screen snip, and free-form snip. With this tool we can edit the result of screenshot by use pen, highlighter, and eraser. Now, i will explain step by step, how to use it.

1. Click windows 7 icon on the left bottom of desktop

2. Click "All Programs"
3. Click "Accessories"
4. Click "Snipping Tool"
5. Click and drag cursor around the area you want to capture
6. Click "File" and go to "Save As"
7. Choose location of picture file
8. Give the name of picture, select file type of the picture
9. Click "Save"

These are the result of snipping tool:
1. Windows snip
2. Rectangular snip

3. Full-screen snip

4, Free-form snip