Should laptops remain plugged in when their battery is 100% charged?

The answer is: YES and NO, it depends on the situation.

Having a battery fully charged and the laptop plugged in is not harmful, because as soon as the charge level reaches 100% the battery stops receiving charging energy and this energy is bypassed directly to the power supply system of the laptop.

Trigonometry Formulas list - For all the trigonometry ratios

Here are some Trigonometry Formulas list - For all the trigonometry ratios , you will find this useful in your exams and in competitive exams.


The general trigonometry ratios for a right-angled triangle can be written as;

sinθ = OppositesideHypotenuse

cosθ = AdjacentSideHypotenuse

tanθ = OppositesideAdjacentSide

secθ = HypotenuseAdjacentside

cosecθ = HypotenuseOppositeside

cotθ = AdjacentsideSideopposite

Similarly, for a unit circle, for which radius is 1, and θ is the angle.Then,

How to Increase Hard Disk speed in Windows

If your Hard Disk take long respond than you need to optimize the Hard Disk.There is the two methods for optimize the Hard Disk. 

      In First method we used the Software utilities Program. These software are much expensive so leave up this steps. and in the secod steps we self optimize the HDD Speed, through this step it will increase your Hard disk speed. 

Official Balance Transfer Methods For Docomo, Idea, Vodaphone, Airtel

Here Are The Official Methods To Transfer Balance…… I Am Posting Here Official Tricks To Transfer Balance From Your Mobile No To Others (Only For Some Operators)

1. TATA DOCOMO Balance Transfer…
    Process of Transfer & Charges:

FileCrop - Best File Search Engine & Link Extractor

FileCrop -Search Engine for Shared Files

Whoa.....Whoa !!! This is very nice search Engine for those guys who love to download file from RapidShare, Mediafire, Hotfile, DepostFiles, etc. when you need to download a file you always use Google to search it on web, Right ?

What Happens, When you use Google and What about FileCrop ,What actually FileCrop do , What is the advantages to use FileCrop and lot of question will be Poping in you mind. Isn't It ?, If it Ture then I am gonna answer you in next paragraph.

How to Hide a Drive in Your Computer (Drive Hiding)

Computer Management

Hiding a Drive in your computer is one of the most tricky and serious stuff. you can make a drive invisible from my Computer so anyone who is guest in your computer cant find any of the content inside the drive and your data will stay secret.

Windows Shortcut Keys on Keyboard

S.No	Hotkey	Function
1	Shift + F10	Right-clicks.
2	Win + L (XP Only)	Locks keyboard. Similar to Lock Workstation.
3	Win + F or F3	Open Find dialog. (All Files) F3 may not work in some applications which use F3 for their own find dialogs.
4	Win + Ctrl + F	Open Find dialog. (Computers)
5	Win + U	Open Utility Manager
6	Win + F1	Open Windows help
7	Win + Pause	Open System Properties dialog
8	Win + Tab	Cycle through taskbar buttons. Enter clicks, Apps Key or Shift + F10 right-clicks.
9	Win + Shift + Tab	Cycle through taskbar buttons in reverse
10	Alt + Tab	Display Cool Switch. More commonly known as the Alt Tab dialog.
11	Alt + Shift + Tab	Display Cool Switch; go in reverse
12	Alt + Escape	Send active window to the bottom of the z-order
13	Alt + Shift + Escape	Activate the window at the bottom of the z-order
14	Alt + F4	Close active window; or, if all windows are closed, open shutdown dialog
15	Ctrl + Alt + Delete or Ctrl + Alt + NumpadDel (Both NumLock states)	Invoke the Task Manager or NT Security dialog.
16	Ctrl + Shift + Esc	Invoke the Task Manager
17	Print screen	Copy screenshot of current screen to clipboard.
18	Alt + Print screen	Copy screenshot of current active window to clipboard.
19	Ctrl + Alt + Down Arrow	Invert screen. Untested on OS's other than XP
20	Ctrl + Alt + Up Arrow	Undo inversion.
21	Win + B	Move focus to systray icons.

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