Posts by Gyowanny Pessatto Queiroz • 136 points
4 posts
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answers677
viewsA: java.lang.Nullpointerexception JSP Servlet
You are looking for the wrong name. This set "totalMotoristas" plural. request.setAttribute("totalMotoristas", totalMotorista); And trying to recover as "totalMotorista" singular. Integer…
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answers677
viewsA: java.lang.Nullpointerexception JSP Servlet
Some observations: Add the error stack trace to identify the specific location where it occurs, as it is very difficult to infer; You should not use swing library in Rvlets because it will not work,…
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answer264
viewsA: About URL with token
Your approach is OK, but can be improved by adding more "security": Use Basic Auth in the login url, ie send user and password format "user:password" coded in Base64 on the request header. Example:…
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answer256
viewsA: User authentication service for desktop applications?
There are paid services like Stormpath (https://stormpath.com) or you can use Oauth2 to make the so-called "social login" where users can use their social network accounts such as Facebook, twitter…