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Defining an array of anonymous objects in CoffeeScript
... answered Jan 27 '12 at 6:51
island205island205
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How to override the [] operator in Python?
...elf, key):
return key * 2
myobj = MyClass()
myobj[3] #Output: 6
And if you're going to be setting values you'll need to implement the __setitem__ method too, otherwise this will happen:
>>> myobj[5] = 1
Traceback (most recent call last):
File "<stdin>", line 1, in <mo...
Macro vs Function in C
I always saw examples and cases where using a macro is better than using function.
11 Answers
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How can my iphone app detect its own version number?
... is stored in the kRevisionNumber constant. I can then access the version and revision number using something similar to the following:
[NSString stringWithFormat:@"Version %@ (%@)", [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"], kRevisionNumber]
which will create a st...
builder for HashMap
...tations of those factory methods are that they:
can't hold nulls as keys and/or values (if you need to store nulls take a look at other answers)
produce immutable maps
If we need mutable map (like HashMap) we can use its copy-constructor and let it copy content of map created via Map.of(..)
M...
How can I manipulate the strip text of facet_grid plots?
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Thanks rcs. I'm with gd047, and perhaps that should be a separate question? What you're noticing is the crowding of major x-values, I think. There should be a way to set the values of the major x-axis and y-axis tick marks manually, but I can't remembe...
How to specify the default error page in web.xml?
...authentication, having a disabled directory listing, using custom servlets and code which can possibly throw unhandled exceptions or does not have all methods implemented, then you'd like to set it for HTTP errors 401, 403, 500 and 503 respectively.
<error-page>
<!-- Missing login --&g...
How to split a string in Java
... *, the plus sign +, the opening parenthesis (, the closing parenthesis ), and the opening square bracket [, the opening curly brace {, These special characters are often called "metacharacters".
So, if you want to split on e.g. period/dot . which means "any character" in regex, use either backsla...
Easiest way to flip a boolean value?
... it can be helpful to have a TOGGLE(a) macro. This prevents some mistakes and makes it all more readable on narrow screens.
– OJW
Oct 1 '10 at 12:17
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Changing the color of an hr element
...ize of your line, border will still be as wide as you specified in styles, and line will be filled with the default color (which is not a desired effect most of the time). So it seems like in this case you would also need to specify background-color (as @Ibu suggested in his answer).
HTML 5 Boilerp...