Monday, December 13, 2010

CrazyEngineers Forum - Computer Science & IT Engineering

CrazyEngineers Forum - Computer Science & IT Engineering


why do the system files get corrupted often?

Posted: 12 Dec 2010 03:19 AM PST

Hi friends Can someone explain me why do the system files get corrupted often??

One of my system files got corrupted and i was not allowed to go inside.I formatted my system and started using it again!

After some few days when i logged on i get the same error as one of your system files got corrupted.Why do my system files get corrupted often?

What should i do to recover from this problem??

How to hack the firefox for fast performance?

Posted: 12 Dec 2010 02:43 AM PST

Hi friends got an informative latest news for you all!There are many people out there complaining about the Firefox RAM Memory Bug. Its not a bug. It's part of the cache feature. This is how the web pages are cached in a tabbed environment.
To improve performance when navigating (studies show that 39% of all page navigations are renavigations to less than 10 pages which were already visited usually using the back button)Here Firefox implements a Back-Forward cache that retains the rendered document for the last five session history entries for each tab.
If you have a lot of tabs, Firefox's RAM memory usage can climb in an impressive manner. What you get out of it is faster performance as you navigate the web.
Now a lot of us have found the secrets on how to manipulate settings in about:config to drop the memory usage as long as possible and to increase the speed at which Firefox loads sites.
These tweaks below will make it even greater and faster. So enjoy!
Reduce the amount of RAM Firefox uses for its cache feature:
Here are the steps how to do it:
1. Type about:config in the adress bar in the browser.
2. Find browser.sessionhistory.max_total_viewer
3. Set its value to zero
Increase the Speed in Which Firefox loads pages
1. Type about:config into the address bar and hit Enter.
(Normally the browser will make one request to a web page at a time. When you enable pipelining it will make several at once, which really speeds up page loading.)
2. Now Alter the entries as follows:
Set network.http.pipelining to true
Set network.http.proxy.pipelining to true
Set network.http.pipelining.maxrequests to some number like ten.
This means it will make ten requests at once.
3. Finally right-click anywhere and select New-> Integer. Name it nglayout.initialpaint.delay and set its value to Zero
This value is the amount of time the browser waits before it acts on information it receives. If you're using a broadband connection you'll load pages faster now.
Optionally (for even faster web browsing) here are some more options for your about:config (you might have to create some of these entries by Right Click –> New– > Interger or String
network.dns.disableIPv6: set false
content.notify.backoffcount set Five
plugin.expose_full_path set true.
ui.submenuDelay set zero
Reduce RAM usage to 10mb when Firefox is minimized:
This little hack will drop Firefox's RAM usage down to 10 Mb when minimized:
1. Open Firefox and go to the Address Bar. Type in about:config and then press Enter.
2. Right Click in the page and select New -> Boolean.
3. In the box that pops up enter config.trim_on_Minimize Press Enter.
4. Now select True and then press Enter.
5. Restart Firefox.
These simple tweaks will make your web browsing with Mozilla Firefox 2-3 times faster and easier. And I think they are fairly easy to apply. Enjoy!

How to Care For Your USB from Receiving Viruses??

Posted: 12 Dec 2010 02:05 AM PST

If you desire to protect your USB from getting unwanted files like virus, worm, spy, trojan etc than you are at the exact place.

What I'm gonna tell you is that how to setup your registry to end a computer from saving files to your USB (It'll block all of them)

If you have windows XP with SP2, then you can immobilize the writing option to USB drives. This trick is very helpful if you have virus in your computer and desire to copy files from a USB Drive but don't desire to transfer virus to the USB. Follow the given steps to disable the USB writing option:

TO TURN ON THE DEFENCE:

Open notepad and copy and paste the following:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSt orageDevicePolicies]

"WriteProtect"=dword:00000001

Now keep the file with the extension ".reg".

Click on the file you presently saved. In the pop-up window chose YES and then OK.

That's it your USB is now sheltered.


To TURN DEFENCE OFF:

open notepad,copy and paste the following:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSt orageDevicePolicies]

"WriteProtect"=dword:00000000

Now put aside the file with the extension ".reg".

Click on the file you presently saved. In the pop-up window click YES and then OK.

Now defense is disabled.

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