要发现任何SQL注入问题，可执行源代码分析。

To find the problem with any SQL injection, perform source code analysis.

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DWARF行表包含源行(属于程序的可执行部分)与内存(包含与源代码对应的代码)之间的映射关系。

The DWARF line table contains the mapping between the source lines (for the executable parts of a program) and the memory containing the code corresponding to the source.

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虽然这个代码不是跨平台兼容的，但是它允许您分发一个 Perl 的可执行脚本，而不会泄漏出源代码。

This is not cross-platform compatible, but it does allow you to distribute an executable version of a Perl script without giving out the source.

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