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In fact, it has the 39mm Oystersteel monobloc middle-case of the OP essentially, which appears a little more curvaceous than the flat, trapezoid profile of the 40mm Oystersteel Submariner. The bezel of the replica rolex watches Explorer I is different on each: The OP has a domed, high-polish bezel, while the Explorer I has what Rolex calls a "Smooth" bezel. It has a flat surface instead of the convex bezel of the OP, with nicely polished.


Learning Resources

An initiaitve by GDG Ahmedabad, for community and by community!

We at GDG Ahmedabad are getting different queries (like I want to learn android development, where to start?, I want to integrate App Engine, how can start with it?) from our community members, so here we want to prepare a repository with all the useful resources/materials for every technologies that there are in market.

You can call this repository as “Technology Gold mine” 🙂

Table of Contents


Contribution from each one of you matters a lot, let’s contribute and create a solid repository. We request you please read Contribution guidelines before you contribute, to avoid further changes and commits!

Guidelines for contributing

  • Books Original publisher URL of any book, it can be by amazon, Oreilly, head first or any other publisher. Please don’t share PDF/HTML/ePub file shared over any free e-book site or drive link or dropbox link.
  • Courses A course is a learning material which is not a book and where there is no interactive tool embedded in the site.
  • Interactive Tutorials An interactive website which lets the user type code or commands and evaluates the result.
  • Tools It’s kind a software which are helpful in writing,debugging,and testing code.
  • Video tutorials are single topic at single time.
  • Experts are individual, who holds the reputation in respected area.
  • Blogs are something which covers personal experience, they are neither tutorial or website. EX:- My personal experience with Android APK optimization, performance improvements and code optimization.
  • Useful links are URL’s which belongs to item official guide, documentation, discussion channel, forum, blogs etc.
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