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Saturday, December 25, 2010

Factors that Effect The Data Recovery on the computer

You have deleted and lost many important files in your life so far and have asked each time how to get it back. The best thing about a PC is that files are not really lost forever that is if you act almost immediately almost everything can be recovered as traces are left everywhere:
1) Its much easier to recover a file from an NTFS drive than a FAT drive and its important to note that most USB sticks and external storage devices have FAT type systems.
2) Fragmentation of the file also effects the chances of recovery .While it is possible to recover fragmented files from NTFS drives whereas recovering a fragmented file from FAT drive is next to impossible.

3) The age of the file is another factor. If a newly reated file is deleted , its hard to recover it .
4) Securely delted files also cannot be recovered. If you are losing a lot of data due to accidental deletion or file corruption then you must onsider using a shareware data recovery program. 


Emergency Tips

1) Disable write access
 - If you notice any data loss then don't write anything on the affected disk drive .Start the reovery program and save the restored files on an external data carrier.
2) Don't Install anything - Do'nt install any recovery program if you want to scan the system partition for the lost data .Instead , use the portable version of the data recovery program from a CD.

3) In case of Hardware defects its always better to take the hard drive to the data recovery center as further accessing the hard drive will only degrade the hard drive more.

Thursday, December 23, 2010

How to Capture screenshots using snipping tool on windows vista


Previous versions of windows allowed a user to capture screenshots by hitting the [PrtScrn] key.This was quiite disquieting as it had limited options to further manipulate the image. To overcome this problem , Windows Vista has introduced the Snipping Tool.

Using this tool one can easily capture screenshots of the desitred window, entire screen or by a perticular selection within the screen . Moreover this tool comes absolutely free with windows vista .To use the snipping tool :

1) On the desktop, click “Start|Accessories |Snipping tool”.The Snipping tool window appears.

2) Click on the “New” drop down arrow and select an appropritate option.For example to take a screenshot of particular windowselect the “Window snip” option.

3) Now simply place the cursor over a particular windowand select it.

4) The screenshot will now appear in the editing window.

5) To save the file , select the “Save as” option from the “File” menu.

Custom Text Wrapping in Microsoft word

Even though Word provides you with a way to wrap text around an image, you may need to add some text over your image , or leave some extra blank space near it.Word allows you to do so by altering the 'Wrap Points of the image'.These are small black boxes .

Each of the wrap points is connected with a small dashed red line .The box made by the red dashed line defines where the text will appear in and around the image.It is possible to change the position of these anchors by simply dragging them .Here is how you do it:

1)Insert your picture as you normally would , and make sure it is selected.

2)Clik the "format" tab.

3)Click the "Text Wrapping" tool appearing in the "Arrange" group.A dropdown menu of wrapping options appears.

4)Choose the "Edit Wrap Points" option.Word displays the wrap points around the picture.

5)Move existing wrap points by clicking and dragging them to a new position.

6)Add new wrap points by holding down the [Ctrl] key as you click on the dashed red line at at the position where you want a wrap point.You can then drag the new wrap point to the desired position.

7)Remove an existing wrap point by holding down the [Ctrl] key as you click on the wrap point.

8)When done adjusting wrap points, click anywhere outside the picture.The wrap points disappear, and your text follows the texture you defined when you edited the points.

Create an Index in Microsoft word


If you have a large document , creating an index could be really helpful in locating information within the document.An index lists all the important points and topics in your document under one orderly alphabetically list.Hence ,Word provides you with an easy to use index maker.

1) Select appropriate text that would be marked as an index entry.

2) Choose "Index and Tables" from the "Insert" menu, then click the "Index" tab, or press [Alt] +[shift] +[X]

3) In the "Mark Index Entry" dialog box you can add additional information like a sub entry or a cross reference .

4) Click "Mark" to add the entry to the index.

5) Place the cursor on the last page of the document , then open the "index" dialog box .

6) You can choose a "format" from the list that suits your document.

7) Click "OK" to create an index .

Increasing Internet Bandwidth in windows XP



Windows XP reserves 20 percent of your internet Bandwidth for Quality of Service.This is unnecessary , and can be disabled :


  • Open the Group Policy Editor:Start >Run >gpedit.msc > [Enter]
  • In the Left hand column in the window, navigate to Computer Configuration > Administrative Templates > Network >QoS Packet Scheduler.
  • In the right column double click Limit reservable bandwidth and select Enabled.
  • Change the bandwidth Limit to 0 and click OK.

How to take backup of an entire website easily?

Say you want to bacjk up your blog or create a local copy of an entire directory of a website for archiving or reading later .The following is the procedure to save all the pages that exist at example.com website in a folder names example.com on your computer :

Download the Mac or windows version of wget from http://users.ugent.be/~bpuype/wget/ .After downloading the executable file wget.exe in Windows or /Applications/wget on the Mac.
To run wget launch a command line prompt , switch to the directory where wget is installed by typing cd C:\wget\
on Windows , or
cd /Applications/wget
on the Mac.

Then to mirror the website example.com type
wget -m http://example.com on the command prompt. The -m switch in the command stands for " mirror this site ". The whole website will be saved locally on your system.

How to stream Audio and Video over Home Network-Video Lan (VLC)


Imagine your own TV channel at home or in the office.VLC , one of the most popular free media players , can also stream your movies and music to other computers on your wired or wireless network.

The interface is simple and straight forward , with a helpful wizard. Just click on ‘Media|Streaming’ and choose the media files you want to stream.Then run VLC player on the target computer as well , and open the stream over the network using the IP address of the streaming server.

This saves a tremendous amount of hard drive space, as media files are stored centrally and don’t need to be duplicated across computers .Even an old computer with 512 MB RAM is enough for such a server .You can also stream multiple audio/video files simultaneously so that users over the network can choose what they want to play.

Yahoo Messenger 9 - Features


Yahoo messenger 9 comes with an improved look and feel for instant messaging.It includes some attractive themes and a better view of your contacts .The number of buttons and controls displayed on the main window are fewer than in previous renditions of the messenger .

The 'Preferences menu' allows you to change some vital settings .Everything from alerts to the start up of the software can be controlled and the settings can be a preset from here.


To set away from boring chat windows you can make use of IMVironments in Yahoo!.These act as mood setters and add a different flavor to your chatting experience.
Click on the 'IMVironments' button and select the IMVironment that suits you best.Doodle is a specialIMVironment that allows you to draw on your chat window using virtual crayons.It also includes games that can be played with the person you are chatting with.

In addition to the pre-installed features of yahoo messenger, you can add some more features and applications .Click on the ‘Activities’ button present I the chat window.The plug-ins will be enlisted on your screen in a separate dialog box.Initiate any application plug-in by clicking ‘start’.

Calling someone for free from your PC is good enough , but calling them and watching them speak to you as ell is something anyone would love .Yahoo! allows you to make PC-PC calls with crystal clear sound.

Yahoo messenger is compatible with other messengers(Windows Live Messenger , MSN, LCS and Lotus Sametime).This means that you can add and chat with contacts who have accounts with these chat servers.Click on ‘Contacts| Add Contact’ ad enter the email address of the person along with the network name.

GOOGLE SECRETS



How does Google Work? How is it different from other search engines?



To understand the working of Google we, first of all, have to understand the working of a search engine, How does a search engine work?
A search engine is software which is used for searching the websites, contents, topics etc.
When we type the topic we want to search in the search box & press “enter”, the engine starts searching for the topic in different websites taking the reference of their “Meta tags” (Meta tag can be defined as the keyword with respect of which the engines searches the website related to the given topic).

Google is the undisputed king of the search engines. This leads to the question of How does Google work?
Google was started in 1998 & was named as “Backrub”. At that time the search engines did not make much effort to improve their ranking systems. This resulted in irrelevant results when people searched for something,

The result was not particularly relevant to the search. Then Google sought to overcome this problem.

Google focuses on the relevancy & works. Google sets the priority of the search or the term typed by the user for search & searches web page that is most relevant to the terms search for by a user. The special feature about Google unlike other search engine is that, Google is capable of determining the relevancy.

Generally the search engines focuses on the “meta tag” to filter the search results.

Google unlike other search engines ignores Meta tags & focuses on the overall text of the page as well as the site as a whole. There are hundreds of factors involved in the evaluation of the sites like keyword density, registration length of domain, how long visitors stay on a site etc.. & the exact formula google uses for the Evaluation of sites is called “algorithm”.

The other factor on which Google determines relevancy & rankings is by looking outside of the site.
It actually looks to what other site are linking to the site, because the more site linking to the site is an indication that the site is offering more relevant content as compare to the other with less linking.

This linking factor led to the growth of the whole respective industry & this process of linking one site to other of the respective industry is called reciprocal linking. It actually is a measurement of how many links a site can trade with. Google gives values to the inbound links (someone is linking to your site without you linking back to them.)

Google provides ranks to the sites & arrange the websites depending upon there ranks.

Now another question arises from where it gets the list of websites. How does it bring the websites so quickly?

Actually the google keeps all the information about this websites in its data base as the index and shows us the link.
Whenever we type in the term we are searching for, google bots immediately searches it in its data base & shows us a number of list of websites containing that keyword.

Google keeps on updating its data base or index. And the process of updating the index is called “GOOGLE DANCE”

(To be continued)

SERVICES PROVIDED BY GOOGLE

Services provided by Google


Google is not only a search engine it also provides so many different services which makes it different from other search engines. There are so many services provided by “google”.
                                                           
                                                     When we open the webpage of google, we just type in the content we want to search & press “enter”. But many of us do not know that google provides many other services other than being a search engine.

                                                      If you want to know & enjoy all these amazing services, go to the google page, click on “more”. You want to know more, click on "even more". Besides of providing services like “images”, “map”, “news”, “gmail”, “orkut”. Google also provides services like groups, books, scholar, blogs, Translate, youtube, calendars, photos, documents, reader, sites, alerts, Blog search, “Google chrome”, Directory, Mobile, Code.

Let us explain the above given services:-


Search & communication


1. Web :- This Service of Google Enables us to search over 8 billion web pages. When we open the home page of google it enables us to search over internet through this service.

2. Images :- A click on this option leads us to surf through the Images of our choice. Type in which kind of image would you like to look at & enjoy a numerous number of related images.


3. Map :-This option as the name itself suggests shows the map of the world. You can even locate your home. Parameters for zooming in & zooming out are provided through which you can focus at the place you want to focus. The names of the cities States, even institutes, street etc are being provided. It really is a remarkable service provided by google.

                           Google Earth is also a service just like google map which offers maps and satellite images for complex or pinpointed regional searches.

4. News :- This option provides us the news both national & international. It gives us all kind of news from all over the world.

5. Video :- Through this option we can enjoy the videos from all over the world & can upload the videos which we want to share with other people. This service is generally supported by youtube.

6. Groups :- Google groups enables us to create a group as a friend circle or a team which is working on any task or discussion group with which we can share our technical or any other issues. 

7. Books :- Google books shows the preview of the books. It helps us in choosing the book. It suggests us the books which we should go for. It tells us about the books from all over the world & of different author.

8. Scholar :- Its something which searches research papers the white papers , 
& the articles etc. It really has a very good collection of research papers.

9. Blogs :- As the name suggests the google blog provides the name & the category of the blog we are searching for. 

10. Translate :- This is my favorite option because It lets me learn so many languages. It translates one language to the other, & this way it lets everyone to learn other languages.

11. Youtube :- This is the video service provided by google. It lets us to view the videos of all over the world. We can also upload the videos to this site to show our favorite video to the world.

12. Calendar :- Google Calendar lets us to organize our work, Appointments, anniversaries, tasks etc. It reminds us for every organized tasks. You can even change the organized tasks. It works as your daily dairy or mobile reminders.

13. Photos :- Google photos lets us to share our photos with our family members & friends. We can even upload our photos & they can be viewed online. Picasa is the software lets us to organize our photos, change them into video, Share it with others etc.

14. Document :- It is a web based word processor, spreadsheet, application form etc. we can work on it as we do on MS Word or word pad. We can even open or doc email with google documents.

15. Reader :- Through Reader we can subscribe to our favorite websites & hence new content comes to us when it's posted.

16. Sites :- It lets us to create a site of our own. We simply have to login to our google account & proceed to create your own website.

17. Alerts :- Google Alerts are email updates of the latest relevant Google results (web, news, etc.) based on our choice of query or topic. Just choose the topic on which you need alerts, how often do you need it & where to deliver (your email address). Alerts are of great use, you can keep a tab on your sports team, favorite celebrity, competitors etc. 

18. Google Chrome :- This is a web browser developed by Google. It is very fast, easy, Security oriented & stable. .

19. Desktop :- This one is very interesting service provided by google you can customize your desktop & make it very beautiful by adding sidebars & other stuffs. It can make Windows XP look like windows Vista.

20. Directory :- It is an ocean of knowledge, you can use directory for everything you want to search. It gives different category to make your search easier. It also provides the name of the relevant sites. You can browse the web by topics with help of this.

21. Notebook :- You can maintain your notes & important information here in this notebook. It can be called the electronic notebook. It has all the options as any editor should have as in / MS Word or Word pad like “Bold, “Underline”, “Font” etc.

22. Specialized searches :- Here can do our search within the specific topic. It narrows down our search to the specific topic.

23. Toolbar :- Through this we can add a google search box to our browser.

24. University Search :- Here we can search for the website of a specific school, college or university.

25. Web search Features :- This is the special feature to help us to find exactly what we are looking for. It contains of the most popular features. 


For tech-savvy Guys & Girls


26. Code :- This service is actually meant for the tech-savvy persons as it provides Developer tools, APIs and resources.

27. Labs :- We can try out new google products from here & suggests improvement to its developer. It contains the new products which are not yet being approved & launched yet & need your suggestions for improvement.


Communication oriented 


28. Blogger :- Blogger lets us to create our own blog & express ourselves online. It is a boon to those to wants to do blogging & create there own site. It gives uses the extension “.blogspot.com”

29. Talk :- It is again a social networking service provided by google. It is an instant messaging system. We can also call a friend from computer. 


Mobile services


30. Mobile :- It facilitates lets u to use mobile in our own mobile.

Software

31. Pack :- It provides a number of softwares to keep our computer in good condition & up & running. This software pack is completely free of cost.


Others


32. iGoogle :- iGoogle helps us to customize our Google homepage. We can add gadgets, background themes etc to make our homepage look good.


                         Apart from all these services google provides many more services.