問題1：Could not publish to the server. Cannot acquire J2EEFlexProjDeployable object for module MyFirstWebApp [EXPLODED on Tomcat v8.0 Server at localhost] Cannot acquire J2EEFlexProjDeployable object for module MyFirstWebApp [EXPLODED on Tomcat v8.0 Server at localhost]
我出現這個的原因是之前有創建項目，但是eclipse依然記錄着項目，所以需要在eclipse中取消這個項目的記錄
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