Friday 10 January 2014

Synapse media player by Mark Zuckerburg

Have you heard of this SYNAPSE media player??
IT was an app created by Mark zuckerburg before creating a social networking giant FACEBOOK.

Facebook.com is created by Mark Zuckerberg. Before Mark created Facebook, he had done many projects. One of the projects created by Mark was called Synapse, the music app.





Mark Zuckerberg attended his High School in Phillips Exeter Academy. At the last year of  the School Career, the students of Phillips Exeter Academy were asked to submit their own projects. On the basis of quality of the project, the school evaluate the marks which were helpful to get admission in good colleges. Unfortunately, Mark didn’t got any projects. When he was discussing about his project with his friends, suddenly his computer stopped playing the songs on the playlists. On fact, We have to choose what songs can be present in the playlists manually. Mark didn’t liked this system. He got a sudden idea “Why not our computer creates the playlists of our favorite songs in its own”. Means when someone hears a song repeatedly, the computer will add the song automatically to the playlists.  He decided to create a software, which plays our favorite songs and he also decided to make this software as his school project. That’s it. Mark started to write his program.
One of his school mate Adam D’Angelo joined with Mark Zuckerberg’s Synapse project. Finally, after they completed writing the program they released the app for free!





The software got 1000′s of downloads. They both became very popular in their school. This news reached like wildfire among the famous companies including Microsoft and AOL. They arose a question, How this children can make an advanced software? That’s all, they started asking Mark and Adam to work on their companies. Even they told “we will give you 2 million dollars for this software”, if they worked for their company for at least 3 years. Mark and Adam got struck. They thought a whole night. Afterwards, they said “We are not going to sell Synapse”.  The Synapse remained free. It’s very popular among the music freaks.
Basically, Synapse works upon the concept of Artificial Intelligence. Still the Synapse available on the Cnet. Most of the Windows versions supports the Synapse excluding the windows 7 and 8. The current download of Synapse is 99,000+ . Nowadays, there were massive Music players which were better than Synapse, but on those days it’s something new and better. Later, Mark and Adam got bored in developing Synapse. So they discontinue developing Synapse.

You can download Synapse Here

Thursday 9 January 2014

Recipe for Banana wafers.



banana chips
 

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Prep time
Cook time
Total time
 
banana chips – fried banana wafers made from raw banana
Author: 
Recipe type: snacks
Cuisine: indian
Serves: 4
Ingredients
  • 4 medium raw bananas
  • 3-4 cups water
  • salt and freshly crushed black pepper as required
  • oil for deep frying
Instructions
  1. peel one banana first.
  2. pour the water in a bowl.
  3. using a mandoline slicer, slice the banana directly into a bowl of water. so that the slices fall in the water.
  4. take another banana and slice in the same way.
  5. slice the rest of the banana in a similar way.
  6. heat oil for deep frying in a kadai or wok.
  7. remove some of the banana slices from the bowl of water and dry them with clean kitchen towels or napkins.
  8. when the oil is medium hot, add the slices and fry on medium heat.
  9. don’t overcrowd.
  10. stir with a slotted spoon so that the slices don’t stick to each other.
  11. fry till you see the sizzling & bubbles in the oil becoming less and less and almost disappear.
  12. the slices would have changed color and become crisp also.
  13. remove the fried banana chips with slotted spoon and then drain on paper towels.
  14. when they are cooled, immediately place them in an airtight jar or a container and cover the lid tightly.
  15. fry in the same way.
  16. when all the banana chips are done and inside the jar, then sprinkle salt and pepper in the jar. shake the jar.
  17. serve the banana chips whenever you or your family wants them.
Notes
if the banana chips become soft after some time for whatever reasons, then just take them in a microwave safe bowl and microwave for a minute or more if required. they will become crisp again.

Wednesday 8 January 2014

C++ Program for Fibonacci series using constructor












Fibonacci Series:1 1 2 3 5 8 13 21 34 55





//SOURCE CODE:using constructor.....


#include<stdio.h>
#include<conio.h>
#include<iostream.h>

class fibo{
int a[100];
public:
fibo_show(int n);

}b1;
fibo::fibo_show(int n)
{a[0]=1;
int i;
a[1]=1;
for(i=0;i<n-2;i++)
{a[i+2]=a[i]+a[i+1];
 }
 for(i=0;i<n;i++)
 { cout<<a[i]<<"\t";
 }
}
main()
{int i;
clrscr();
cout<<"enter the number of terms of fibonacci series\n";
cin>>i;
b1.fibo_show(i);
getch();
}


OUTPUT:
enter the number of terms of fibonacci series
5

1 1 2 3 5


Monday 6 January 2014

Frequency Division Modulation:Complete Guide








Frequency-Division Multiplexing (FDM) is a scheme in which numerous signals are combined for transmission on a single communications line or channel.It is analog technique. Each signal is assigned a different frequency (sub channel) within the main channel.
FDM requires that the bandwidth of a link should be greater than the combined bandwidths of the various signals to be transmitted. Thus each signal having different frequency forms a particular logical channel on the link and follows this channel only. These channels are then separated by the strips of unused bandwidth called guard bands. These guard bands prevent the signals from overlapping as shown in Fig.
In FDM, signals to be transmitted must be analog signals. Thus digital signals need to be converted           to analog form, if they are to use FDM.
                                 Frequency-Division Multiplexing (FDM)
A typical analog Internet connection via a twisted pair telephone line requires approximately three kilohertz (3 kHz) of bandwidth for accurate and reliable data transfer.
Twisted-pair lines are common in households and small businesses. But major telephone cables, operating between large businesses, government agencies, and municipalities, are capable of much larger bandwidths.

Advantages of FDM:

1. A large number of signals (channels) can be transmitted simultaneously.
2. FDM does not need synchronization between its transmitter and receiver for proper operation.
3. Demodulation of FDM is easy.
4. Due to slow narrow band fading only a single channel gets affected.

Disadvantages of FDM:

1. The communication channel must have a very large bandwidth.
2. Intermodulation distortion takes place.
3. Large number of modulators and filters are required.
4. FDM suffers from the problem of crosstalk.
5. All the FDM channels get affected due to wideband fading.

Applications of FDM

1. FDM is used for FM & AM radio broadcasting. Each AM and FM radio station uses a different carrier frequency. In AM broadcasting, these frequencies use a special band from 530 to 1700 KHz. All these signals/frequencies are multiplexed and are transmitted in air. A receiver receives all these signals but tunes only one which is required. Similarly FM broadcasting uses a bandwidth of 88 to 108 MHz
2. FDM is used in television broadcasting.
3. First generation cellular telephone also uses FDM.


WHAT IS AM AND FM?

AM (or Amplitude Modulation) and FM (or Frequency Modulation) are ways of broadcasting radio signals. Both transmit the information in the form of electromagnetic waves. AM works by modulating (varying) the amplitude of the signal or carrier transmitted according to the information being sent, while the frequency remains constant.



courtesy: ecomputernotes.com
wikipedia




Highest grossing films of all time.







source-wikipedia
Highest-grossing films[11]
Rank
Title
Worldwide gross
Year
Ref
1
$2,782,275,172
2009
2
$2,186,772,302
1997
3
$1,518,594,910
2012
4
$1,341,511,219
2011
5
$1,215,439,994
2013
6
$1,123,746,996
2011
7
$1,119,929,521
2003
8
$1,108,561,013
2012
9
$1,084,439,099
2012
10
$1,066,179,725
2006
11
$1,063,171,911
2010
12
$1,043,871,802
2011
13
$1,029,153,882
1993
14
$1,027,044,677
1999
15
$1,024,299,904
2010
16
$1,017,003,568
2012
17
$1,004,558,444
2008
18
$987,483,777
1994
19
$974,755,371
2001
20
$963,420,425
2007
21
$960,283,305
2010
22
$939,885,929
2007
23
$936,743,261
2003
24
$934,416,487
2009
25
$926,047,111
2002
26
$919,838,758
2004
27
$918,504,160
2013
28
$896,911,078
2005
29
$890,871,626
2007
30
$886,686,817
2009
31
$878,979,634
2002
32
$877,244,782
2012
33
$871,530,324
2001
34
$848,754,768
2005
35
$836,303,693
2009
36
$829,685,377
2012
37
$825,532,764
2010
38
$821,708,551
2002
39
$817,400,891
1996
40
$798,958,162
2007
41
$796,688,549
2004
42
$792,910,554
1982
43
$788,679,850
2013
44
$786,636,033
2008
45
$783,766,341
2004
46
$775,398,007
1977
47
$771,562,000
2013
48
$769,679,473
2009
49
$758,239,851
2006
50
$752,600,867
2010