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TypeError: got multiple values for argument
...sed and delegates the drawing of the box to another function, relaying all extra arguments.
def color_box(color, *args, **kwargs):
painter.select_color(color)
painter.draw_box(*args, **kwargs)
Then the call
color_box("blellow", color="green", height=20, width=30)
will fail because two ...
How do you know when to use fold-left and when to use fold-right?
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The extra stack frames will definitely make a difference for large lists. If your stack frames exceed the size of the processor's cache, then your cache-misses are going to affect performance. Unless the list is doubly-linked, it...
Difference between __getattr__ vs __getattribute__
...you'll have a hard time supporting "self.foo" syntax within your methods.
Extra info: http://www.devx.com/opensource/Article/31482/0/page/4
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What's the easiest way to escape HTML in Python?
...gt;bá</a>
Also worth of note (thanks Greg) is the extra quote parameter cgi.escape takes. With it set to True, cgi.escape also escapes double quote chars (") so you can use the resulting value in a XML/HTML attribute.
EDIT: Note that cgi.escape has been deprecated in Python...
What is the most efficient way of finding all the factors of a number in Python?
...))+1, step) if n % i == 0)))
However, on small numbers (~ < 100), the extra overhead from this alteration may cause the function to take longer.
I ran some tests in order to check the speed. Below is the code used. To produce the different plots, I altered the X = range(1,100,1) accordingly.
...
What are the differences between Rust's `String` and `str`?
Why does Rust have String and str ? What are the differences between String and str ? When does one use String instead of str and vice versa? Is one of them getting deprecated?
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Is an empty href valid?
... of the existing answers references the relevant specifications.
An empty string can’t be a URI. However, the href attribute doesn’t only take URIs as value, but also URI references. An empty string may be a URI reference.
HTML 4.01
HTML 4.01 uses RFC 2396, where it says in section 4.2. Same-...
Why does the indexing start with zero in 'C'?
...s the operand of the sizeof operator, or the unary & operator, or is a string literal used to initialize an array, an expression that has type "array of type" is converted to an expression with type "pointer to type" that points to the initial element of the array object and is not an lvalue. If...
How to send a command to all panes in tmux?
...p a key binding - without the prefix, if you like - to toggle and focus an extra pane with your shell of choice, instead of sending <prefix>: before each command, losing the output after leaving the command, and all of the pitfalls that come with executing through Tmux. For example, <prefix...
Efficient string concatenation in C++
I heard a few people expressing worries about "+" operator in std::string and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++?
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