大约有 40,000 项符合查询结果（耗时：0.0430秒） [XML]
Setting up FTP on Amazon Cloud Server [closed]
...ftpd conf file again by typing:
> sudo vi /etc/vsftpd/vsftpd.conf
Un-comment out the line:
chroot_local_user=YES
It should look like this once you're done:
Restart the vsftpd server again like so:
> sudo /etc/init.d/vsftpd restart
All done!
Appendix A: Surviving a reboot
vsftp...
Understanding Python super() with __init__() methods [duplicate]
...ng to the base class explicitly, which can be nice. But the main advantage comes with multiple inheritance, where all sorts of fun stuff can happen. See the standard docs on super if you haven't already.
Note that the syntax changed in Python 3.0: you can just say super().__init__() instead of supe...
How do I set a variable to the output of a command in Bash?
...
In addition to backticks `command`, command substitution can be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Quoting (") doe...
How to create module-wide variables in Python? [duplicate]
...nt to indicate that a variable should be considered private. stackoverflow.com/questions/6930144/…
– H.Rabiee
Jul 30 '17 at 11:45
...
How to set tbody height with overflow scroll
...
|
show 6 more comments
56
...
RE error: illegal byte sequence on Mac OS X
I'm trying to replace a string in a Makefile on Mac OS X for cross-compiling to iOS. The string has embedded double quotes. The command is:
...
What are some uses of template template parameters?
...
|
show 4 more comments
167
...
Read an Excel file directly from a R script
... Linux, but takes an extra step on Windows, i.e. see http://strawberryperl.com/). There are various caveats, and alternatives, listed on the R wiki page.
The only reason I see not to do this directly is that you may want to examine the spreadsheet to see if it has glitches (weird headers, multiple ...
Why should I avoid multiple inheritance in C++?
...ns, and it will blow back in the face of the maintainer.
Summary
Consider composition of features, instead of inheritance
Be wary of the Diamond of Dread
Consider inheritance of multiple interfaces instead of objects
Sometimes, Multiple Inheritance is the right thing. If it is, then use it.
Be prep...