Tag Archives: facebook

Find out who unfriended you on facebook

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] Steps: 1. Install the greasemonkey addon in firefox Get the addon 2. Now you have to install Unfriend finder greasemonkey script Get the script 3. Now go to facebook.com 4. Now you will see an option unfriends next to accounts(see the below image)   So next time when you login to facebook you will [...]

Facebook Hacker Cup 2011 Round 1C

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Polynomial Factoring A polynomial in x of degree D can be written as: aDxD + aD-1xD-1 + … + a1x1 + a0 In some cases, a polynomial of degree D can also be written as the product of two polynomials of degrees D1 and D2, where D = D1 + D2. For instance, 4 x2 [...]

Facebook Hacker Cup 2011 Round 1 B

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Slot Machine Hacker You recently befriended a guy who writes software for slot machines. After hanging out with him a bit, you notice that he has a penchant for showing off his knowledge of how the slot machines work. Eventually you get him to describe for you in precise detail the algorithm used on a [...]

Facebook Hacker Cup 2011 Round 1A (reprise)

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Wine Tasting A group of Facebook employees just had a very successful product launch. To celebrate, they have decided to go wine tasting. At the vineyard, they decide to play a game. One person is given some glasses of wine, each containing a different wine. Every glass of wine is labelled to indicate the kind [...]

Facebook Hackercup Round 1-A Questions

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1.After the Dance Battle Walking home in triumph after a particularly satisfying dance battle, you take a wrong turn into an alley and find yourself presented with a perplexing puzzle. The entrance to the alley behind you disappears and you are faced with a rectangular grid of colorful squares, with thick granite walls occupying some [...]

‘Like’ Button for tweets by browser extension

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The developer Jesse Stay has built a way “Like” tweets on the Twitter homepage. The winner of Kynetx’s Facebook App contest, Stay’s browser plugin uses Facebook’s iframe code to give you the option to “Like” in addition to “Retweet,””Favorite,” and “Reply to” Tweets on Chrome, Internet Explorer or Firefox. Just install the extension and the [...]

Embedding Facebook videos in Blog

Embedding Facebook videos in Blog

Facebook may contain the videos that has been deleted from youtube. And any way to embed it in the blogs? Well there is… First copy the video id of the facebook video… Video ID is 490859197924 Now look at the below code. This code helps to embed the video in your blog <object width=”400″ height=”224″ [...]

Download Rockmelt Web Browser Without Invitation

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RockMelt is backed by Netscape founder Marc Andreessen and has entered a private beta today. It lives in the cloud and uses Facebook authentication to synchronize a user’s browsing experience across machines. Your settings, bookmarks, etc., are all backed up online. RockMelt is built on Chromium, the open source project behind Google’s browser. Download Rockmelt Note: This [...]

Hijack Twitter, Facebook Accounts using Firesheep

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Session Hijacking is nothing new and has been around for a long long time now. But the way in which Firesheep, a brand new Firefox extension makes use of the vulnerability of all unsecured HTTP sites like Twitter & Facebook in order to demonstrate session hijacking for n00bs is scary and as well as mind-blowing [...]