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Spring mvc @PathVariable
...l be populated by value 123 by spring
Also note that PathVariable differs from requestParam as pathVariable is part of URL.
The same url using request param would look like www.mydomain.com/order?orderId=123
API DOC
Spring Official Reference
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Ruby: How to turn a hash into HTTP parameters?
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Update: This functionality was removed from the gem.
Julien, your self-answer is a good one, and I've shameless borrowed from it, but it doesn't properly escape reserved characters, and there are a few other edge cases where it breaks down.
require "addressable/...
Safe String to BigDecimal conversion
I'm trying to read some BigDecimal values from the string. Let's say I have this String: "1,000,000,000.999999999999999" and I want to get a BigDecimal out of it. What is the way to do it?
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Getting a map() to return a list in Python 3.x
...equivalent to (*map(chr, [66, 53, 0, 94]),)
It's shorter by only one char from the version with the list-brackets, but, in my opinion, better to write, because you start right ahead with the asterisk - the expansion syntax, so I feel it's softer on the mind. :)
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C# Iterate through Class properties
...ecord, value);
}
Where value is the value you're wanting to write in (so from your resultItems array).
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What's the best practice for primary keys in tables?
...ore assuming that "it" will never change, you're one finance decision away from a database rebuild.
– Andrew Hill
Sep 11 '15 at 2:04
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Operator precedence with Javascript Ternary operator
...r h.className, better be specific about it.
Of course, no harm should come from h.className += ' error', but that's another matter.
Also, note that + has precedence over the ternary operator: JavaScript Operator Precedence
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Converting numpy dtypes to native python types
...ng mixed set of numpy types and standard python. as all numpy types derive from numpy.generic, here's how you can convert everything to python standard types:
if isinstance(obj, numpy.generic):
return numpy.asscalar(obj)
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Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
...Pane);
frmtest.pack();
// User's preference should be read from java.util.prefs.Preferences
frmtest.setSize(400, 300);
frmtest.setLocationRelativeTo(null);
frmtest.setVisible(true);
list.get(0).requestFocusInWindow();
}
private static class Fo...
The cause of “bad magic number” error when loading a workspace and how to avoid it?
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Also worth noting the following from a document by the R Core Team summarizing changes in versions of R after v3.5.0 (here):
R has new serialization format (version 3) which supports custom serialization of
ALTREP framework objects... Serialized data in fo...