Victor
你好！我在编译LinqCpp时出错了，修改了好多，现在只剩最后一个问题了，`LinqCpp::where`的参数类型是`const F &f`，test中给的实参是lambda表达式，用g++编译，报的错误是lambda closure没有提供赋值操作，但这里并没有赋值啊，还请指教。 下面是详细的编译信息，行号可能有不同，因为我修复了其他的编译错误。 ```cpp In file included from /usr/include/boost/range/adaptors.hpp:15:0, from LinqCpp.hpp:9, from linq.cpp:7: /usr/include/boost/range/adaptor/adjacent_filtered.hpp: In instantiation of ‘void boost::range_detail::skip_iterator::move_to_next_valid() [with Iter = boost::filter_iterator; Pred = boost::range_detail::unique_not_equal_to; bool default_pass...
If proc id is in another process cmd line, grep may find it. ``` //返回某个进程的cpu使用率 func CpuUsedRateByProc(proc string) string { //return ExecOutput("ps axuwww|grep " + proc + "|grep -v grep|awk...
In frame_go112.go https://github.com/3d0c/gmf/blob/master/frame_go112.go#L210 Firstly allocate heap memory. If `avcodec_fill_audio_frame()` fail, the heap memory will leak: (BTW, I miss RAII in C++)