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Matplotlib: “Unknown projection '3d'” error
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First off, I think mplot3D worked a bit differently in matplotlib version 0.99 than it does in the current version of matplotlib.
Which version are you using? (Try running: python -c 'import matplotlib; print matplotlib."__version__")
I'm guessing you're running v...
Python datetime - setting fixed hour and minute after using strptime to get day,month,year
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Thanks for the quick reply! :) Just curious if there is a way to do it without the extra date variable? (I'm a python newbie)
– user1678031
Sep 18 '12 at 0:38
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Remove element by id
... = function() {
for(var i = this.length - 1; i >= 0; i--) {
if(this[i] && this[i].parentElement) {
this[i].parentElement.removeChild(this[i]);
}
}
}
And then you can remove elements like this
document.getElementById("my-element").remove();
or
do...
How to check if a char is equal to an empty space?
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if (c == ' ')
char is a primitive data type, so it can be compared with ==.
Also, by using double quotes you create String constant (" "), while with single quotes it's a char constant (' ').
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逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...。用C语言重写一下，得出：
int func4(int n)
{
if (n <= 1)
return 1;
int ret = 0;
for(int i = n; i > 1; i -= 2)
{
int m = i - 1;
ret += func4(m);
}
return ret + 1;
}
最后，只要暴力搜索...
Python xml ElementTree from a string source?
The ElementTree.parse reads from a file, how can I use this if I already have the XML data in a string?
4 Answers
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Any tools to generate an XSD schema from an XML instance document? [closed]
...ol as well.
edit: I just discovered the .net XmlSchemaInference class, so if you're using .net you should consider that
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Spring: Why do we autowire the interface and not the implemented class?
...abled, Spring framework can find out the (interface, implementation) pair. If component scan is not enabled, then you have to define the bean explicitly in your application-config.xml (or equivalent spring configuration file).
Do I need @Qualifier or @Resource?
Once you have more than one impl...
How do I create a Python function with optional arguments?
..., g="foo", h="bar" ). After the required positional arguments, you can specify specific optional arguments by name.
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How can I launch Safari from an iPhone app?
...g :
NSURL *url = [NSURL URLWithString:@"http://www.stackoverflow.com"];
if (![[UIApplication sharedApplication] openURL:url]) {
NSLog(@"%@%@",@"Failed to open url:",[url description]);
}
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