Creating Google OAuth 2.0 Client API Keys

Google API lets you play with the core of Google system, by building queries, a client can access required data from various Google services, which can be used to build all types of Google based applications. Before sending API queries, a client application needs Google API keys. Just follow these basic steps to obtain your own Client ID and Secret Key for your web application. Go to Google Developer Console, and follow the steps provided in the picture here:

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