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Take a Screenshot on Samsung Galaxy S2 after the Upgrade to Ice Cream Sandwich

Thank you for checking out this tutorial. Reading the discussions in this post, seems like there is quite a number of people having troubles to take screenshots with Galaxy S2. To clear any confusions, I summarized some information and added as followings. Hope you could make it too. Fingers crossed. First, make sure your Galaxy…

Detecting browsers of iPhone, iPod, iPad, Android and BlackBerry with JavaScript and PHP

To begin with, we need to understand that in the HTTP protocol, browser send its identity called user agent to the server to request the wanted webpage. Every browser has its only unique user agent value, and therefore we can check that value to identify the user browser. So, first we have to take a…

Ssh with password saved

Ssh is a very convenient way to remotely command or control other devices. We use ssh to push commits to git server, to access remote server, and even to manipulate the content of our iphones and ipads. However it’s usually distributing to type your long and elusive password every time. Therefore here I would like…

Animated sprites in Cocos2D

I have been working with Cocos2D for a while and I am still a newbie. The way to deal with animations in Cocos2D 1.0.0 – the stable version currently – is different from the way before using CCSpriteSheet. Now Cocos2D adapts animations as cache shared in the project using CCSpriteFrameCache. It also requires a plist file…

Take a Screenshot on Samsung Galaxy S2

Press and hold home and tap the power button. This is the magic key for Samsung Galaxy S2 to take a screenshot. It has been such a good news for users like me who used to use iPhone. Somehow it is just the same as the iPhone setting. Actually some of the recent released mobile…