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inSnailclimb/JavaGuide (press backspace or delete to remove)并不是把物理内存先分成若干段。
原文：
段页机制
结合了段式管理和页式管理的一种内存管理机制，把物理内存先分成若干段，每个段又继续分成若干大小相等的页。
在段页式机制下，地址翻译的过程分为两个步骤：
1. 段式地址映射。
2. 页式地址映射。
修改：
段页机制
结合了段式管理和页式管理的一种内存管理机制。程序视角中，内存被划分为多个逻辑段，每个逻辑段进一步被划分为固定大小的页。 ...
DOTime
- 1
- Opened 3 days ago
- #2632
HopoZ使用电脑访问网站报522错误码。用iPad使用同一网络可以正常访问。请问可以怎么解决这个问题呢 已尝试过不同的浏览器和清除缓存
Image
sayroll
- 1
- Opened 7 days ago
- #2630
MonsterFanSec
- Opened 17 days ago
- #2614
jvm 官方文档中有明确提到：If the try clause executes a return, the compiled code does the following: Saves the return value (if
any) in a local variable. Executes a jsr to the code for the finally clause. Upon return ...
atengya
- 1
- Opened 24 days ago
- #2604
位置
Image
我记得系统调用中陷入内核态和返回用户态使用的指令应该是不同的，陷入内核态使用非特权指令Trap，而切回用户态好像是返回指令（特权指令），例如iret或sysret。
yitacls
- 1
- Opened 25 days ago
- #2602
文章中关于四种引用的概念有点模糊，希望可以补充说明给出代码示例。 img width= 676 alt= Image src=
https://github.com/user-attachments/assets/e39cd300-59ca-48d0-bfaf-f8205f439a6e /
perfect content
HaiBooLang
- 1
- Opened 25 days ago
- #2600
Image bMethod()作为aMethod()的嵌套子事务，此时bMethod()出现异常，按照案例代码aMethod()应该会感知异常致使整体事务回滚; Spring 事务详解
JoeyChanMiao
- 4
- Opened 25 days ago
- #2597
RDB 比 AOF 优秀的地方：
img width= 773 alt= Image src= https://github.com/user-attachments/assets/febf5f2a-f9d5-4122-a308-b7b7ba97d221 /
这个“灾难恢复”是打错字了吗？
RexEmperor
- 1
- Opened on Feb 6
- #2594
原：~SELECT NULL=NULL的结果为 false，~ 更正：MySQL 5.7 版本，验证 select NULL = NULL; 结果为 NULL 。
rudongL
- 1
- Opened on Feb 5
- #2593
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