daemonic processes are not allowed to have children
export PYTHONOPTIMIZE=1 ...
原文：daemonic processes are not allowed to have children
子進程不能在通過multiprocessing創建后代進程，否則當父進程退出后，它終結其daemon子進程，那孫子進程就成了孤兒進程了。當嘗試這么做時，會報錯：AssertionError: daemonic processes are not allowed to have children ...
2021-03-12 19:37 0 871 推薦指數：
相關推薦
Element 'beans' cannot have character [children]
在編寫spring的applicationContext.xml文件時,出現了： Element 'beans' cannot have character [children], because the type's content type is element-only.錯誤。 錯誤原因 ...
cvc-complex-type.2.3: Element 'beans' cannot have character [children]
在編寫Spring的applicationContext.xml文件時，無緣無辜出現了： cvc-complex-type.2.3: Element 'beans' cannot have character [children], because the type's content type ...
Element 'dependencies' cannot have character[children],because the type's content type is elemen
問題描述： Element 'xxxxxxx' cannot have character [children],because the type's content type is element-only 原因： 配置文件中的beans節點下面只能是元素節點 ...
xml文件報Element 'beans' cannot have character [children],because the type's content type is element
寫springMvc.xml文件時，偶然遇到 Element 'beans' cannot have character [children],because the type's content type is element 報錯為：元素 'beans' 必須不含字符 [子級 ...
RenderFlex children have non-zero flex but incoming height constraints are unbounded.
問題 Flexible 里用了 Column, 使得高度無法確定 解決方案 將Flexible替換為ConstrainedBox, 並設定maxHeight 代碼 ...
Element 'plugin' cannot have character [children], because the type's content type is element-only
原因是你復制的時候，帶了一些特殊符號。 解決方案： 將那一串代碼復制到notpad++ 或者文本上面，再復制到你的編譯器里面，就可以解決問題了 ...
Element 'beans' cannot have character [children],because the type's content type is element
配置文件錯誤—— Element 'beans' cannot have character [children],because the type's content type is element 意為 beans 標簽下只能存在子元素節點，不能存在文本符號 當編譯器放生這種 ...