大约有 17,000 项符合查询结果（耗时：0.0391秒） [XML]
Qt: can't find -lGL error
...nu/mesa/libGL.so.1
/usr/lib/i386-linux-gnu/mesa/libGL.so.1.2.0
/usr/lib/x86_64-linux-gnu/libGLEW.so.1.10
/usr/lib/x86_64-linux-gnu/libGLEW.so.1.10.0
/usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.10
/usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.10.0
/usr/lib/x86_64-linux-gnu/libGLU.so.1
/usr/lib/x86_64-linux-g...
uint8_t vs unsigned char
What is the advantage of using uint8_t over unsigned char in C?
8 Answers
8
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How to limit the maximum value of a numeric field in a Django model?
...go.db import models
class IntegerRangeField(models.IntegerField):
def __init__(self, verbose_name=None, name=None, min_value=None, max_value=None, **kwargs):
self.min_value, self.max_value = min_value, max_value
models.IntegerField.__init__(self, verbose_name, name, **kwargs)
...
Concatenating two lists - difference between '+=' and extend()
... function call, which is slightly more expensive in Python than the INPLACE_ADD.
It's really nothing you should be worrying about, unless you're performing this operation billions of times. It is likely, however, that the bottleneck would lie some place else.
...
Using the Underscore module with Node.js
...ms that the first time I use a function from Underscore, it overwrites the _ object with the result of my function call. Anyone know what's going on? For example, here is a session from the node.js REPL:
...
How to open a new window on form submit
...
No need for Javascript, you just have to add a target="_blank" attribute in your form tag.
<form target="_blank" action="http://example.com"
method="post" id="mc-embedded-subscribe-form"
name="mc-embedded-subscribe-form" class="validate"
>
...
Python function attributes - uses and abuses [closed]
..., arg2):
...
then I can define
def webmethod(func):
func.is_webmethod = True
return func
Then, when a webservice call arrives, I look up the method, check whether the underlying function has the is_webmethod attribute (the actual value is irrelevant), and refuse the service if ...
iOS 7's blurred overlay effect using CSS?
...e want to try, so I did, check out the example here:
http://codepen.io/Edo_B/pen/cLbrt
Using:
HW Accelerated CSS filters
JS for class assigning and arrow key events
Images CSS Clip property
that's it.
I also believe this could be done dynamically for any screen if using canvas to copy the cu...
Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...lost three days of my life tracking down a very strange bug where unordered_map::insert() destroys the variable you insert. This highly non-obvious behaviour occurs in very recent compilers only: I found that clang 3.2-3.4 and GCC 4.8 are the only compilers to demonstrate this "feature".
...
Parse a .py file, read the AST, modify it, then write back the modified source code
...n 42").body[0] ] # Replace function body with "return 42"
print(codegen.to_source(p))
This will print:
def foo():
return 42
Note that you may lose the exact formatting and comments, as these are not preserved.
However, you may not need to. If all you require is to execute the replaced AS...