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php发送get、post请求的几种方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...file_get_contents函数,以post方式获取url
<?php
$data = array ('foo' => 'bar');
//生成url-encode后的请求字符串，将数组转换为字符串
$data = http_build_query($data);
$opts = array (
<span style="white-space:pre"> </span>'http' => array (
<span style="white-space:pre"...
How do servlets work? Instantiation, sessions, shared variables and multithreading
...ect thisIsThreadSafe;
thisIsNOTThreadSafe = request.getParameter("foo"); // BAD!! Shared among all requests!
thisIsThreadSafe = request.getParameter("foo"); // OK, this is thread safe.
}
}
See also:
What is the difference between JSF, Servlet and JSP?
Best option for Sessio...
How to read a (static) file from inside a Python package?
...irectory that itself is added to sys.path. E.g. with sys.path = [..., '.../foo', '.../bar.zip'], eggs go in .../foo, but packages in bar.zip can also be imported. You cant use pkg_resources to extract data from packages in bar.zip. I haven't checked if setuptools registers the necessary loader for i...
public friend swap member function
...unding namespace. For example, these were equivalent pre-standard:
struct foo
{
friend void bar()
{
// baz
}
};
// turned into, pre-standard:
struct foo
{
friend void bar();
};
void bar()
{
// baz
}
However, when ADL was invented this was removed. The friend fun...
Multiprocessing - Pipe vs Queue
...]) exited while multiprocessing
Traceback (most recent call last):
File "foo.py", line 19, in __init__
self.run(args)
File "foo.py", line 46, in run
KeyError: 'that'
Source Code:
"""
multi_pipe.py
"""
from multiprocessing import Process, Pipe
import time
def reader_proc(pipe):
...
How do you do a deep copy of an object in .NET? [duplicate]
...e the class declaration, add [Serializable]. so [Serializable]public class Foo { } will make Foo marked as serializable.
– Dan Atkinson
Aug 3 '11 at 22:51
18
...
Undo scaffolding in Rails
...db:rollback
You can create scaffolding using:
rails generate scaffold MyFoo
(or similar), and you can destroy/undo it using
rails destroy scaffold MyFoo
That will delete all the files created by generate, but not any additional changes you may have made manually.
...
What is the correct answer for cout
... @ChristopherSmith Where do you see a sequence point between the two c in foo(foo(bar(c)), c)? There's a sequence point when functions are called, and when they return, but there's no function call required between the evaluations of the two c.
– James Kanze
...
How to enter quotes in a Java string?
...le name. Also, your code is needlessly complex. This would do fine: String foo = quotes + "ROM" + quotes;. No need for all those extra "".
– Duncan Jones
Mar 18 '15 at 8:55
ad...
How can I declare optional function parameters in Javascript? [duplicate]
...alue of 0. If you want another default value just change that to b = b || 'foo'.
– Tigraine
Nov 4 '15 at 9:58
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