FileSend will automatically generate an encryption key locally for you upon loading of the web interface. You can use this key, or erase it, and choose a key of your own. Files are shared with a single "simple" link, which contains the encryption key within the link itself, after the ...
sendFile 2.1 版本实际上有 2 份数据，算不上零拷贝）。例如我们刚开始的例子，内核缓存区和 Socket...
1、nginx作为静态服务器时,采用sendfile()方式可以减少上下文切换和系统拷贝从而提高系统性能;但是nginx作为反向代理服务器时,就没有效果了,因为sendfile()的作用是发送文件,也就是接收数据的一段是文件句柄,发送数据的那一端是socket。而在做反向代理服务器的时候,两端都是socket,此时无法使用sendfile(),也就不存在...
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sendfile 函数在两个文件描写叙述符之间直接传递数据(全然在内核中操作,传送),从而避免了内核缓冲区数据和用户缓冲区数据之间的拷贝,操作效率非常高,被称之为零拷贝。 sendfile 函数的定义例如以下: 代码语言:javascript 复制 #include<sys/sendfile.h>ssize_tsendfile(int out_fd,int in_fd,off_t*offset,size...
高级I/O函数之sendfile函数[通俗易懂] sendfile函数在两个文件描述符之间传递数据(完全在内核中操作),从而避免了内核缓冲区和用户缓冲区之间的数据拷贝,效率很高,被称为零拷贝。函数定义为: 代码语言:javascript #include<sys/sendfile.h>ssize_tsenfile(int out_fd,int in_fd,off_t*offset...
The IDs of instances to which to send the file. You can specify up to 50 instance IDs in each request. Valid values of N: 1 to 50. string Yes The ID of instance N to which to send the file. You can specify up to 50 instance IDs in each request. Valid values of N: 1 to 50...
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CMC=1 CMCDLLNAME=mapi.dll CMCDLLNAME32=mapi32.dll MAPIX=1 MAPIXVER=1.0.0.1 OLEMessaging=1 Click Save, and then quit Notepad. Click Start, click Shut Down, and then click Restart the Computer. When you click Send To on the File menu in Mic...