magicat

How can I tell my programs to choose the available device automatically It is very simple to make your program automatically choose the righ...

#編輯 .screenrc vi ~/.screenrc caption always "%{= bK} %{= bG} [%n]%t @ %H %{-} %= %{= bR} %l %{-} | %{= bG} %Y-%m-%d %{-}" hard...

char* strtok(char* str, const char* delimiters) 用途：將字串切割成tokens 用法： #include <iostream> #include <string.h> using nam...

3.3 -  ssh (1) takes a long time to connect or log in Large delays (more that 10 seconds) are typically caused a problem with  name  resolut...

un signed  修飾字是用於正數變數, 在32位元  int的範圍是 -2147483648~2147483647, 加上修飾字  un signed  int, 其範圍是 0~4294967295. 補充: sbyte   型別代表的是帶正負號的  8 ...