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Image Segmentation using Mean Shift explained
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A Mean-Shift segmentation works something like this:
The image data is converted into feature space
In your case, all you have are intensity values, so feature space will only be one-dimensional. (You might compute some texture features, for instance, and then your feature space would be two d...
SQL query for finding records where count > 1
...AYMENT . Within this table I have a user ID, an account number, a ZIP code and a date. I would like to find all records for all users that have more than one payment per day with the same account number.
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ASP.NET MVC - Set custom IIdentity or IPrincipal
...to extend the default so that I can call something like User.Identity.Id and User.Identity.Role . Nothing fancy, just some extra properties.
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GROUP BY with MAX(DATE) [duplicate]
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VERY slow! The currency converter table with fields date,from,to,rate. 203161 rows total. Joe Meyer method gives 362 rows in set (31,29 sec). Oliver Hanappi method gives 362 rows in set (0,04 sec)
– TheRoSS
Dec...
Unnamed/anonymous namespaces vs. static functions
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The C++ Standard reads in section 7.3.1.1 Unnamed namespaces, paragraph 2:
The use of the static keyword is
deprecated when declaring objects in a
namespace scope, the unnamed-namespace
provides a superior alternative.
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Casting to string in JavaScript
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They behave the same but toString also provides a way to convert a number binary, octal, or hexadecimal strings:
Example:
var a = (50274).toString(16) // "c462"
var b = (76).toString(8) // "114"
var c = (7623).toString(36) // "5vr"
var d = (100).toString(2) // "110010...
Rails - link_to helper with data-* attribute [duplicate]
...oo-bar' => 'that' }
Update: In Rails 4, underscores are automatically converted to dashes, so you can do this:
:data => { :foo_bar => 'that' }
Alternatively you can just write it directly:
= link_to body, url, :'data-foo' => 'bar', :'data-this' => 'that'
Update 2: As pointed o...
php create object without class [duplicate]
...ay into a nested stdClass object. If you use (object) $array it will only convert the first layer into an object, everything nested inside that will remain an array.
– David Routen
Mar 2 '18 at 20:29
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Check list of words in another string [duplicate]
...bstantial length, and you need to do this test many times, it may be worth converting the list to a set and using set intersection to test (with the added benefit that you wil get the actual words that are in both lists):
>>> long_word_list = 'some one long two phrase three about above alo...
jQuery loop over JSON result from AJAX Success?
...ing your returned data as text - i.e. it's not yet a JSON object.
You can convert it to a JSON object by manually using the parseJSON command or simply adding the dataType: 'json' property to your ajax call. e.g.
jQuery.ajax({
type: 'POST',
url: '<?php echo admin_url('admin-ajax.php'); ...