JSON servlet synchronized error:A child container failed during start
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JSON数据结构中的数组结构 ——一般为{“数组名”:[对象1,对象2,……]}的形式,但也可以直接写成[对象1,对象2,……]
——多个页面同时请求一个servlet实例中的同一个方法时,可能造成竞争资源的冲突,可以在方法前加上synchronized锁避免冲突。
启动tomcat报错A child container failed during start ——用@WebServlet("/XXX") 注解配置和在web.XML里配置servlet,两种方法不能同时使用.
——使用jQuery时一定注意细节,包括语法和拼写,如果代码写错,功能无法实现且没有任何提示,难以排查错误.
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- JSON servlet synchronized error:A child container failed during start
- A child container failed during start
- A child container failed during start
- A child container failed during start
- A child container failed during start
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- A child container failed during start
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- A child container failed during start解决问题
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