大约有 40,000 项符合查询结果（耗时：0.0741秒） [XML]
See what process is using a file in Mac OS X
I would like to be able to track a file and see which process is touching that file. Is that possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system v...
mkdir's “-p” option
So this doesn't seem like a terribly complicated question I have, but it's one I can't find the answer to. I'm confused about what the -p option does in Unix. I used it for a lab assignment while creating a subdirectory and then another subdirectory within that one. It looked like this:
...
EC2 instance types's exact network performance?
I cannot find exact network performance details for different EC2 instance types on Amazon. Instead, they are only saying:
...
How to create a new (and empty!) “root” branch?
I would like to define a new "root" branch in this git repository. By "root" branch I mean a branch that is entirely independent of all the other branches in the repository 1 .
...
What are “res” and “req” parameters in Express functions?
In the following Express function:
3 Answers
3
...
How to frame two for loops in list comprehension python
...
Active
Oldest
Votes
...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
...Rails app. Is there any way to use a migration to rename a model and its corresponding table?
5 Answers
...
Object of custom type as dictionary key
What must I do to use my objects of a custom type as keys in a Python dictionary (where I don't want the "object id" to act as the key) , e.g.
...
How to create a static library with g++?
Can someone please tell me how to create a static library from a .cpp and a .hpp file? Do I need to create the .o and the .a? I would also like to know how can I compile a static library in and use it in other .cpp code. I have header.cpp , header.hpp . I would like to create header.a . Test the...
How can I split a shell command over multiple lines when using an IF statement?
How can I split a command over multiple lines in the shell, when the command is part of an if statement?
2 Answers
...