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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
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list_for_each_entry_rcu(answer, &inetsw[sock->type], list) { //inet_init->inet_register_protosw, inetsw_array
err = 0;
/* Check the non-wild match. */
if (protocol == answer->protocol) {
if (protocol != IPPROTO_IP)
break;
} else {
..
}
}
...
sock->ops = answer...
How to remove an element from a list by index
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edited Jun 5 '18 at 3:18
Neil Chowdhury
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an...
Remove an item from array using UnderscoreJS
...ay by object property.
Using underscore.js, you could combine .findWhere with .without:
var arr = [{
id: 1,
name: 'a'
}, {
id: 2,
name: 'b'
}, {
id: 3,
name: 'c'
}];
//substract third
arr = _.without(arr, _.findWhere(arr, {
id: 3
}));
console.log(arr);
<script...
How to Batch Rename Files in a macOS Terminal?
I have a folder with a series of files named:
7 Answers
7
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“Private” (implementation) class in Python
...ls; "from module import *" does not import underscore-prefixed objects.
Edit: Reference to the single underscore convention
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Using Python's os.path, how do I go up one directory?
...ld go, I don't know since Django 1.4 just came out and I haven't looked at it yet. You should probably ask another question on SE to solve that issue.
You can also use normpath to clean up the path, rather than abspath. However, in this situation, Django expects an absolute path rather than a relat...
Can a dictionary be passed to django models on create?
Is it possible to do something similar to this with a list , dictionary or something else?
2 Answers
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How to write a Python module/package?
...
A module is a file containing Python definitions and statements. The file name is the module name with the suffix .py
create hello.py then write the following function as its content:
def helloworld():
print "hello"
Then you can import hello:
>>> imp...
How to keep a Python script output window open?
I have just started with Python. When I execute a python script file on Windows, the output window appears but instantaneously goes away. I need it to stay there so I can analyze my output. How can I keep it open?
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Why does @foo.setter in Python not work for me?
So, I'm playing with decorators in Python 2.6, and I'm having some trouble getting them to work. Here is my class file:
4 A...