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What is an example of the simplest possible Socket.io example?
So, I have been trying to understand Socket.io lately, but I am not a supergreat programmer, and almost every example I can find on the web (believe me I have looked for hours and hours), has extra stuff that complicates things. A lot of the examples do a bunch of things that confuse me, or connect ...
Ignore mouse interaction on overlay image
I have a menu bar with hover effects, and now I want to place a transparent image with a circle and a "handdrawn" text over one of the menu items. If I use absolute positioning to place the overlay image above the menu item, the user will not be able to click the button and the hover effect will not...
How to validate an email address in JavaScript
... for "RFC822" or "RFC2822" to get a proper regex.
– Randal Schwartz
Sep 8 '10 at 2:34
45
This doe...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
....
@NotEmpty: The CharSequence, Collection, Map or Array object is not null and size > 0.
@NotBlank: The string is not null and the trimmed length is greater than zero.
To help you understand, let's look into how these constraints are defined and carried out (I'm using version 4.1):
The @Not...
Capitalize words in string [duplicate]
...t capitalized.
capitalize(' javascript'); // -> ' Javascript'
can handle national symbols and accented letters.
capitalize('бабушка курит трубку'); // -> 'Бабушка Курит Трубку'
capitalize('località àtilacol') // -> 'Località Àtilacol'
...
How can I add new keys to a dictionary?
...y by assigning a value
to that key. If the key doesn't exist, it's added and points to that
value. If it exists, the current value it points to is overwritten.
—R. Navega
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improve th...
Static Initialization Blocks
...the constructor's job to initialize fields.
– Martin Andersson
Apr 1 '13 at 18:56
2
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What regular expression will match valid international phone numbers?
...rmat for matching a generic international phone number. I replaced the US land line centric international access code 011 with the standard international access code identifier of '+', making it mandatory. I also changed the minimum for the national number to at least one digit.
Note that if you en...
How do I get currency exchange rates via an API such as Google Finance? [closed]
Now, I did find the Google Finance API and started looking through that but I found a lot of info about portfolios, transactions, positions & other stuff I know nothing about.
...
Difference between $(window).load() and $(document).ready() functions
What is the difference between $(window).load(function() {}) and $(document).ready(function() {}) in jQuery?
11 Answers...