Tag: java

All the articles with the tag "java".

• Using Shiro Remember Me and Automatic Login: Fixing a deleteMe Cookie

  26 Mar, 2019

  Introduces Shiro rememberMe configuration and automatic login on a later visit, and records a source-code investigation of cookies containing deleteMe. Making the User object used in authentication implement Serializable resolves the serialization failure that breaks the remember-me feature.

• Notes on Java’s static Keyword

  31 Jul, 2018

  Using static methods for querying approval documents as an example, this article records observations about static members, direct method calls, and loading order. It also discusses questions about invocation frequency and memory use in business queries.

• Java String Comparisons: equals and ==

  9 Jul, 2018

  This article recounts a failed condition caused by using == to compare a value received from JSP with a server-side string. It uses the incident to explain the difference between comparing string contents and comparing object references in Java.