in most cases in JAVA, objects are allocated in Eden by default, and when GC is triggered, if there is not enough space in survivor, it will be put into the old age. suppose the following scenario: eden:80M survivor1:10M survivor2:10M now survivor2 is...
background: on 64-bit operating system example: define 2 stuct objects with the same members (in different order) and print package main import "unsafe" type A struct { X bool Y float64 Z int16 } type B struct { Y float64...
how react-router-dom implements user permissions, for example, users who are not logged in cannot go to a page; the effect of is the same as vue s router.beforeEach. Global front guard; ...
the occupation of an online redis CPU is relatively high. How to troubleshoot this? redis users provide PHP scripts to obtain data, and PHP processes data ...
how do you use computed to receive and manipulate data when values are passed by father and son? parent component <Current :status="orderID" > data() { return { orderID: , }; }, methods: { , getOrd...
because the project routes are all dynamically infected by the back end, the local route storage is not done, addRoute is dynamically mounted, and then lazy loading is used. how should I configure so that lazy loading is not used in the developme...
our company s background system is written in extjs, the structure is the left menu, the right main area is an iframe, because we want to use extjs to generate dom structure, so each page has to reference extjs files (js compressed file 730kb, others ar...