About Ali Gajani

http://www.mrgeek.me

Hi. I am Ali Gajani. I started Mr. Geek in early 2012 as a result of my growing enthusiasm and passion for technology. I love sharing my knowledge and helping out the community by creating useful, engaging and compelling content. If you want to write for Mr. Geek, just PM me on my Facebook profile.

Posts by Ali Gajani:

How to Corrupt a File Permanently ?

How to Corrupt a File Permanently ?

You will probably agree with me that it is really an unusual thing to intentionally corrupt a file. Why would someone think of destructing a file when in fact, most of the time we do the opposite, trying to keep them safe and intact, right? More

How to send anonymous emails using Guerilla Mail?

How to send anonymous emails using Guerilla Mail?

Do you want to send an email to someone with complete anonymity? Do you want to receive an email without giving others your personal one? Do you want to have an anonymous email conversation with someone? Do you want to have a temporary email address for an hour? More

How to Bypass the “Seen” on Facebook using Firefox or Chrome

How to Bypass the “Seen” on Facebook using Firefox or Chrome

If you’re reading this, then maybe you’re one of those people who do not like Facebook’s “seen” functionality in their chat system. The “seen” feature allows users to know if their friends have read their sent message along with a read-time receipt (or timestamp). More

Proof that the iPhone 5S will have a fingerprint scanner

Proof that the iPhone 5S will have a fingerprint scanner

Now let me keep this short. There is a folder in the iOS 7 Beta 4 developer content called the BiometricsUIKit.axbundle. Now what does that mean? It simply means, the next Apple phone, the iPhone 5S as it is expected to be called, will feature a fingerprint scanner. That’s all. More

Sparkup: The Magical Book Reader For Kids

Sparkup: The Magical Book Reader For Kids

Two weeks ago, Josh (at Sparkup) reached out to me about this magical new toy called the Sparkup Book Reader. He was generous enough to ship me a review unit and I have been playing with the gadget for a couple of days. I think it is the perfect gadget for kids aged 4-9 and I wish I had something back in my day.  More

5 Cool Applications of Geofencing

5 Cool Applications of Geofencing

Your cell phone starts beeping. You just received a text message. The message says that your child has left school and gives you a link to track his or her current location. More

Reading and Writing Excel (.xls) files using Java

Reading and Writing Excel (.xls) files using Java

Java is a powerful programming language with an array of features. “Write once, run anywhere” is truly a testament to the JVM (Java Virtual Machine) which allows Java code to function cross platform. Without getting into the details, today, we are going to use Java to read and write Excel (.xls) files More