[SOLVED] AWS S3 – The authorization mechanism you have provided is not supported

Recently I started working on one of my project which I dropped long ago. I was using AWS SDK in this project as this was planned to deploy on AWS.

When I stopped working on this project that time there was no AWS data center in India (Amazon has launched first data center in India which is located in Mumbai). So when I resumed my project (this time I created all my resources in Mumbai region instead of Singapore) again then I get to know that my code is no more working for AWS S3 operations. Every time I tried to do any S3 operations it shows me this error: Keep on reading

Speed up Android WebView App by localising static resources

Recently I was developing an android app which was using a WebView to display some graphs on dashboard. Rest of application was build on native android code and only this dashboard portion was using webview to load a specific URL where dashboard graphs were displayed.

I used webview to load graphs because creating graphs is too complicated in android as compared to web. Also most of the android graph tools I found were not created to draw attractive graphs. Keep on reading

Transferring Cookies from WebBrowser to WebClient

I have prepared many web scrapping application and crawlers. Few of them were developed using WebClient and others were with WebBrowser control of .NET (see my previous article to Get and Set Cookies .NET WebBrowser Control). Recently I got stuck in a situation where I need features of both tools. That is WebClient and WebBrowser.

So my idea was to use WebBrowser control and pass on the session to WebClient when WebClient features are required. Keep on reading

Show Splash Screen While Android WebView is Loading

In one of my recent application (which was a webview app) my client suggested to show splash screen while we are loading the application data (obviously client does not bother if this is webview app or native one) so here I am with a sample for all those who are in similar situation.

I am not going to explain all the basic things like create project and activity etc as we have already discussed this in my previous articles. Keep on reading