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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.

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 .

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.

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)

HOW TO WORK WITH GOOGLE CHROME

How to work with Google Chrome???


Google Chrome is a web browser developed by Google.
      Web browser can be defined as the medium through which we can surf through Internet.

                    Primary design goals were improvements in security, speed, and stability compared to existing browsers. Chrome was assembled from 26 different code libraries from Google and others from third parties such as Netscape.

Google chrome looks very simple, very easy to use, & most importantly it is very fast.

                    It does not have so many buttons to confuse the user. It has got very less buttons on the task bar to eradicate confusion.

                       At the top of the chrome window, there is the “title bar” where name of the site for which we are searching for is shown.

                        Just beside it there is a plus sign. After clicking on which a new tab with new address bar is opened where we can type in the address of any other website which we want to open. As soon as we click on the “+” it gives us the options of recently visited sites in “thumbnail” view. “Ctrl+T” is the shortcut for opening the new tab & “Ctrl+N” is the shortcut for opening new window.
                           Thus, we can open so many websites just by opening a single window.

Now while surfing if accidently one of the tab gets closed we may simply press “Ctrl+Shift+T” for undo closing of the tab.

                         The other way of generating a new tab is: - Detach the tab and just drag the tab outside the active window. You can also add it back to the original window using drag and drop

                        Just below the address bar there is the task bar, which has very less buttons like “back”, “forward”, “Reload page or refresh”, “bookmark”, “address bar”, “go”, ”Control the page”, “Customize”. We shall now one by one learn about each of them.

1. BACK:- An arrow pointing backwards shows “back”. It is used to go back to the previous page while browsing through the website.

2. FORWARD:- An arrow pointing forward shows “forward”. It is used to go to the page which we were watching before going back (or clicking on the back button). (A right click on the back button functions as forward button)*

3. RELOAD PAGE:- A curved arrow(curved towards right) shows “reload page”. It actually refreshes the page. Its shortcut is “F5”.

4. BOOKMARK:- A “star” shows “bookmark”. It actually functions as “add to favorites” of “Internet Explorer”. When we click on the “star” the website through which we are surfing is added to our bookmark bar (favorites). 

5. ADDRESS BAR:-A long bar with space to type in shows the “address bar”. Here we type in the address of the site we want to open in front of us. Not only this, but we perform simple calculations and unit conversions using Google Calculator by simply typing the expression in Google Chrome's address bar.

6. GO:- A head of the arrow shows “go”. By clicking on “go” we give command to open up the site. Its shortcut is “enter”.

7. CONTROL THE PAGE:- A paper folded at the right top shows the “Control the page”. It has so many options inside it as in INTERNET EXPLORER has in “files & edit” like “cut”, “copy”, “paste”, “save as”, ”find”, “print” etc. All these options controls the webpage.

8. CUSTOMIZE:- A screw driver shows the “customize” option. Through this option we can customize the chrome window as we want it to look. Through this option we can add or remove the bookmark bar, we can add new tab, new window, and new incognito window. By clicking on the Incognito window a new window opens up, but the page we view in this window does not appear in the browser history it doesnot leave any cookies either.

                  This option has options like “history”, through we can check the details of all the sites we opened in recent days. It also gives the time when the respective sites were opened. We can delete history from this window. We are not require to go anywhere else to clear history.

                         “Bookmark manager” is the one of the options it has. It lets us to organize(edit, delete etc.) & import or export bookmarks. It shows all the folders &files present in the bookmark, recently added bookmarks & a search box to search for the bookmarks.

“Downloads” is the other option by clicking on which all the downloads from the internet can be seen.

The next option is “Clearing browsing data”. As the name suggests this option clears the browsed data.

We are not required to do “delete cookies”, “delete files”, “delete passwords” etc, separately as we do in Internet Explorer.

“ Import bookmarks & settings” is an option which lets us to import all our “favourites”, “browsing history”, “saved passwords” etc to Google Chrome from any other browser.

                     Next option is “option”, which lets us to do the settings as in “how to set homepage”, “what to set as home page”, “where to save download files” & all other basic settings of a browser.

Now “about google Chrome”, “help”, & “exit” are the rest of the options. “About google chrome” tells us about google chrome as in the terms of chrome, copyright, updates etc.. “help” directly lead us to the web page of “google chrome” which tells us how to use chrome. Its shortcut is F1. “exit” it lead us to exit the chrome window.

         If Chrome is unable to open any of the page it says “This webpage is not available”

When we download anything from website using Chrome, a small pop up pops out which gives up the information about the download. Moreover while opening any site it shows which site is it opening. 

                    Google Chrome has got one more outstanding feature that is it provides a facility to expand the text box to enter text provided in any website. We can expand the text box simply by dragging the right corner of the text box.

This browser really is very good very easy to use.

                    Many people have many issues regarding “google chrome” but I did not find any.
Google Chrome opens pdf files, internet works very well, bookmark works….. I must say I did not find any issues. May be sometimes we do wrong settings which lead us to trouble. If u have any query regarding “google Chrome” Please do write us.

                 One thing which I find very bad in google chrome is that if one account is signed in in gmail, another account cannot be signed in even in orkut.
But apart from all these things google chrome is an amazing browser & user-friendly too.