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10 Tips to Improve Your iPhone Battery Life

By on July 13, 2009 in Posted In: Tips & How-to

I’m not sure if all of you experience the same issue. Some of the readers have sent me email telling me that the battery life degrades after upgrading to iPhone 3.0 and asked how they can improve the battery life. Though we can’t replace iPhone’s battery, we can always optimize the iPhone configuration or settings [...]

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iPhone 3.0 Tip: How to Share Contact via Email & MMS

By on July 10, 2009 in Posted In: Tips & How-to

One of the popular questions that I have been asked is how you can share contact with others on iPhone. Three months ago, I have posted 3 great ways to forward a contact to your friends or co-workers. They should work for you but they’re not perfect. And, the solutions depend on 3rd party applications. [...]

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How to Use SSH to Transfer File on iPhone

By on May 17, 2009 in Posted In: iPhone, Tips & How-to

If you ask me the top reason for jailbreaking iPhone, the ability to use SSH to transfer files between iPhone and computer via WiFi is my answer. I believe it’s also one of the reasons why some of you go for the jailbreak. But, as I know, not all the readers are geeks and come [...]

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How To Prevent iPhone from Opening iPhoto

By on May 6, 2009 in Posted In: Tips & How-to

Are you a Mac user? I own an iMac and really love it. But one thing I dislike is every time I connect my iPhone to the Mac, it automatically opens iPhoto and assume I need it to download photo from iPhone. That’s really annoying. Like me, you probably experience the same issue on Mac [...]

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iPhone Tips: How to Check iPhone Firmware and Baseband Version

By on May 3, 2009 in Posted In: Tips & How-to

This is a iPhone tip for newbie. In some situations (e.g. jailbreak), you’ll need to know the firmware version or baseband version. Where can you retrieve this information from iPhone? That’s very simple. All the iPhone configuration information are resided inside the “Settings” screen. For both firmware and baseband version, they can also be found [...]

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iPhone Programming Newbies: You Can Also Develop iPhone Apps

By on April 28, 2009 in Posted In: Apps, Tips & How-to

After I posted the free iPhone development course offered by Stanford University, I got a number of emails from programming newbies. They all love this fantastic little device. But they just can’t stand still as an ordinary iPhone users. They want to do even more. They want to join the crowd to become an iPhone [...]

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iPhone Tips: How To Change iPhone Email Signature

By on April 25, 2009 in Posted In: Tips & How-to

I got a couple of emails from some iPhone new comers asking about: How do I change the email signature on iPhone? As you probably know, Apple has configured all iPhones with a default email signature – “Sent from my iPhone”. That’s really cool to show off to the email recipient that you own an [...]

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How to Register an iTunes App Store Account without Credit Card

By on April 14, 2009 in Posted In: iPad, iPhone, Tips & How-to

Before you can download iPhone apps from App Stor, as you should know, you’ll need to register an iTunes App Store account with a credit card number. For certain reasons, you may not have credit card or you do not want to disclose your credit card information. So, is there any way to register an [...]

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How to Use Skype over 3G/EDGE on iPhone

By on April 10, 2009 in Posted In: Tips & How-to

Have you tried out Skype for iPhone that was released in early Apr? Skype for iPhone is a great application that lets you make free voice calls internationally over Skype. But there is a limitation. Due to certain reason, Skype restricts you to make calls over Wifi network only. By default, you can’t use Skype [...]

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How to Disable SMS Preview on iPhone

By on April 5, 2009 in Posted In: Tips & How-to

You know, for any incoming SMS message, iPhone will automatically show you a preview of the message. For whatever reason (e.g. privacy), not everyone expect to have this kind of preview. So, how do you disable SMS Preview on iPhone? That’s pretty easy. But it’s required to enable password lock to disable the SMS preview.

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3 Great Ways to Forward a Contact on iPhone

By on April 3, 2009 in Posted In: Tips & How-to

About a week ago, I wrote a post and asked everyone of you about how you can forward a contact on iPhone. Thank you for all your great response. I got tons of great suggestions and here are the top 3 solutions to forward a contact using iPhone.

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iPhone Quick Tip: How to Completely Quit An App

By on March 30, 2009 in Posted In: Tips & How-to

When you launch an iPhone application, it actually stays in the system memory and takes up some amount of resources. Probably you assume that the application is gone when you press the Home button to go back to home screen. But actually it’s not. That iPhone application will still stay in the memory, so it [...]

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Quick Tip: How to Import SIM Contact to iPhone

By on March 15, 2009 in Posted In: Tips & How-to

At first, I think it’s trivial. But from time to time, I have been asked: I bought a new iPhone. How can I import SIM card contacts from my old phone to the new iPhone? You may know the answer. But for iPhone new comer, this quick tip is for you to start using your [...]

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iPhone Tips: How to Fix Wifi Grayed-out Problem

By on February 24, 2009 in Posted In: Tips & How-to

As you may know, I’m just back from Beijing. During my trip, I used to switch on airplane mode to avoid any roaming charge. But sometimes, when I was in a cafe with free Wifi, I turned the Wifi on again. Everything works really fine until I was back home. When I tried to connect [...]

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