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Emulate ggplot2 default color palette
...65, c = 100)[1:n]
}
For example:
n = 4
cols = gg_color_hue(n)
dev.new(width = 4, height = 4)
plot(1:n, pch = 16, cex = 2, col = cols)
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Is it OK to leave a channel open?
...principle of using Go channels is don't close a channel from the receiver side and don't close a channel if the channel has multiple concurrent senders."
As clearly mentioned in answer above that every channel will be GCed eventually once it is marked for cleanup, so it is okay to leave channel un-...
String formatting in Python 3
...ere's also a way of doing it using a single argument twice (as @Burhan Khalid noted in the comments):
"({0.goals} goals, ${0.penalties})".format(self)
Explaining:
{} means just the next positional argument, with default format;
{0} means the argument with index 0, with default format;
{:d} is t...
Python “raise from” usage
...ed
A similar mechanism works implicitly if an exception is raised inside an exception handler or a finally clause: the previous exception is then attached as the new exception’s __context__ attribute:
>>> try:
... print(1 / 0)
... except:
... raise RuntimeError("Something b...
What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?
... in, however, is fine to iterate over an object's property. The OP never said the for in was applied to an Array. The hasOwnProperty is best practice, however there are cases where you don't want it - for example if an object extends another, and you want to list both the objects and the 'parent' on...
Do regular expressions from the re module support word boundaries (\b)?
... @darren: See my last example which just improves on what you did. I provided raw strings to search.
– pyfunc
Oct 22 '10 at 8:44
...
Size of character ('a') in C/C++
...ence between C and C++ in something I wrote a few years ago, at: http://david.tribble.com/text/cdiffs.htm
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vim command to restructure/force text to 80 columns
I know there are ways to automatically set the width of text in vim using set textwidth (like Vim 80 column layout concerns ). What I am looking for is something similar to = (the indent line command) but to wrap to 80. The use case is sometimes you edit text with textwidth and after joining li...
What does @synchronized() do as a singleton method in objective C?
... from acquiring the
same lock at the same time.
The documentation provides a wealth of information on this subject. It's worth taking the time to read through it, especially given that you've been using it without knowing what it's doing.
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request exceeds the configured maxQueryStringLength when using [Authorize]
...t maxQueryStringLength in web.config is the <httpRuntime> element inside the <system.web> element, see httpRuntime Element (ASP.NET Settings Schema). Try modifying that element.
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