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Is it possible to have empty RequestParam values use the defaultValue?
if I have a a request mapping similar to the following:
5 Answers
5
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Automatic Retina images for web sites
...g src="low-res.jpg" srcset="high-res.jpg 2x">
Browser Support: http://caniuse.com/#search=srcset
Other Resources:
WebKit release post
W3C documentation for srcset
good explanation about why and how to use srcset
Chris Coyer's post for more good info
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Using python's eval() vs. ast.literal_eval()?
...ll throw an error but eval("1 & 1") will not.
– Daniel van Flymen
May 22 '17 at 0:34
1
Just c...
Generate random numbers following a normal distribution in C/C++
How can I easily generate random numbers following a normal distribution in C or C++?
18 Answers
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Difference between this and self in self-type annotations?
In various Scala literature I see some self-type annotations using "this" and others using "self":
2 Answers
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Differences between utf8 and latin1
...many characters as latin1. It's a strict subset of both latin1 and utf8, meaning the bytes 0 through 127 in both latin1 and utf8 encode the same things as they do in ASCII. Bin isn't an encoding. It's usually an option that you can give when reading a file, telling the IO functions to not apply any ...
Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
While most apple documents are very well written, I think ' Event Handling Guide for iOS ' is an exception. It's hard for me to clearly understand what's been described there.
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How can I define a composite primary key in SQL?
How can I define a composite primary key consisting of two fields in SQL?
3 Answers
3
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get dictionary key by value
... edited Oct 8 '19 at 14:14
Hoshani
45244 silver badges1818 bronze badges
answered Jan 23 '18 at 11:01
Boris Z...
Why use a prime number in hashCode?
...wered Aug 31 '10 at 21:30
ILMTitanILMTitan
9,90922 gold badges2626 silver badges4343 bronze badges
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