Not all installations of PHP support shared memory because it can be a security risk.
并不是所有的 PHP 安装都支持共享内存,因为它可能是安全风险隐患。
We briefly described the DB2 architecture, background processes, memory model, security, tools, and so on.
我们简要地描述了DB 2架构、后台进程、内存模型、安全性、工具等方面。
Due to limited processing power and memory, however, a domain-based security manager is not yet available in the MIDP 1.0 specification.
但是,由于处理能力和内存有限,MIDP 1.0规范中还不可以使用基于域的安全性管理器。
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