There's usually a few downsides to developing with any kind of cross-platform solution. 1. You won't be writing apps in their native languages (ie. objective-c for iOS and java for Android). Instead, with Corona, you'll be writing your apps in Lua, which is a scripting language. 2. A lot of tim...
There's no "reliable" way to do this, as you're interacting with one or more shippers. After shipping physical product around the world since... 2003... every shipper only gives ballpark windows of when they can complete a delivery. Using Amazon FBA will likely provide fastest delivery times.
An andoid app when published on Google Play automatically get SDK integrated.
Assuming Twilio allows multiple calls to the same number to happen simultaneously (I've never tested this), you could build a lookup table in your app that stored active calls, then give the user a control to swap between active calls. You could send a push notification to notify the user of addi...
I think there are two very different things you want. One is test our application on a great number of devices and Android version combinations. This is to make sure your app runs smoothly on all the environments you need. The other is a way to collect usage data, core dumps and physicians feedba...