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How to validate an email address in JavaScript
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Using lambda expressions for event handlers
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edited Dec 18 '13 at 19:36
Code Maverick
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In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
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Returning redirect as response to XHR request
...direct response to an ajax request?
If the server sends a redirect (aka a 302 response plus a Location: header) the redirect is automatically followed by the browser. The response to the second request (assuming it also isn't another redirect) is what is exposed to your program.
In fact, you don't...
Hover and Active only when not disabled
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348
You can use :enabled pseudo-class, but notice IE<9 does not support it:
button:hover:enabl...
Create a “with” block on several context managers? [duplicate]
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In Python 2.7 and 3.1 and above, you can write:
with A() as X, B() as Y, C() as Z:
do_som...
RSpec controller testing - blank response.body
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edited Oct 17 '13 at 14:53
epidemian
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How does this print “hello world”?
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5-bit codification
For 5 bits, it is posible to represent 2⁵ = 32 characters. English alphabet contains 26 letters, this leaves room for 32 - 26 = 6 symbols
apart from letters. With this codification scheme you can have all 26 (one case) english letters and 6 symbols (being space among ...
os.walk without digging into directories below
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nosklonosklo
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Recursively counting files in a Linux directory
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1384
This should work:
find DIR_NAME -type f | wc -l
Explanation:
-type f to include only file...