A JSP is not compiled until the page is requested.
在页面被请求之前JSP不会被编译。
These files are not compiled immediately, meaning even the simplest of syntax errors may not be caught until runtime.
这些文件无法立即得到编译,这意味着再简单的语法错误也要在运行时才能发现。
One difficulty in measuring crashes caused by texting drivers — and by drivers talking on phones — is that many police agencies do not collect this data or have not compiled long-term studies.
确定是否由司机发短信或打电话造成车祸的其中一个难题在于:许多警察机关没收集此方面的数据或者还未组织长期的研究。
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