作者查詢 / Bencrie
作者 Bencrie 在 PTT [ C_and_CPP ] 看板的留言(推文), 共1356則
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1F推:老實說你給的error message有跟沒有一樣 囧rz07/02 22:45
3F推:在這裡發問不如打開你的IDE除錯 ...06/15 13:12
4F推:簡單的說就是用stdin、stdout做I/O06/15 09:29
5F→:OpenSSL把東西輸出到stdout,">"會把那個stdout當作dgst的06/15 09:31
6F→:stdin,所以你就直接拿stdin來用就是了。06/15 09:32
7F→:另外你說有些不能轉向可能是因為它輸出到 stderr06/15 09:34
8F→:把stderr轉到stdout應該就能輸出到檔案了06/15 09:35
8F推:OpenGL不就這麼做嗎 XD?06/14 20:15
5F推:X window 的話 ... ffmpeg X11grab06/11 17:05
4F推:要不要直接做 profiling ? gcc -pg搭配 gprof06/10 11:08
5F→:gprof會給你效能測試報告,函數的執行時間、次數都會列出06/10 11:09
3F推:應該只是筆誤吧06/07 19:53
1F推:你應該先弄懂編譯與連結是怎麼回事 ...06/06 15:46
2F→:你應該先編譯 a.cc和main.cc,然後再把它們連結起來。06/06 15:47
3F→:make a.o ; make main.o ; g++ a.o main.o -o your_binary06/06 15:49
4F推:寫Makefile、編譯器參數靠pkg-config,先習慣不要依賴IDE06/05 10:31
1F推:改LD_LIBRARY_PATH 不知道會不會太囉嗦 XD?06/03 20:20