The android libraries include the Canvas class. This class implements many methods métodos (drawLine, drawRect, drawCircle,…) to draw graphics on the screen. The easiest way of drawing graphics in an android device is drawing them on the Canvas associated to a View.
Sometimes you might find yourself in a situation where you need to connect your laptop to internet, but for some reason you cannot use a cable connection or a wireless network. In those cases you have the option of using your Android smartphone as an USB modem.
Of course, the pre-requisite to do this is having a working internet connection in the mobile device, either through Wi-Fi or through the the 3G network of your telephony provider.
The procedure explained in this post is specific for the model GT-S5830 using android 2.3.5.
If your device model is other, you might want to read the post How to unlock a Samsung Galaxy ACE GT-S5839i, which explain an alternative method valid also for other new models of Samsung devices.
The information in this post was obtained from a youtube video (spanish): Liberar Samsung Galaxy ACE GRATIS.
This post explains how to unlock a Samsung device model GT-S5839i with android 2.3.6. This enables the device to be used with any telephony service provider
In this post we will explain a different process to root a Samsung Galaxy ACE device model GT-S5839i, because the process using SuperOneClick that we explained in a previous post to root a model GT-S5830 with android 2.3.5 does not work on this new model.
In the default configuration of an android device (smartphone or tablet), some elements are protected. Accessing or editing them requires granting special permissions. In systems of the unix family (android being one of them), these permissions are known as superuser or root permissions.
That is why, the process of configuring the system to grant some applications superuser permissions is known as “rooting” the device.
Among many other possibilities, a rooted smartphone can be unlocked to be used with any telephony operator. This post explains how this process was carried out in a Samsung Galaxy Ace model GT-S5830, Android version 2.3.5 smartphone. This process could be valid for other brands and models, as well as other android versions.
In our previous post on how to develop apps for android devices we explained how to set up an environment for the development of applications targeted to this platform, using the Eclipse IDE and the ADT plugin. In this post we will analyze the concepts and elements that make part of an Android app.
This post summarizes the steps to follow to set up an environment for the development of applications for smartphones running under the Android O.S., on a Debian machine (incidentally, we are running this as a virtual machine using VirtualBox on a Windows host).