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jQuery .on('change', function() {} not triggering for dynamically created inputs
... (B)
// do your code here
// It will filter the element "Input_Id" from the "body" and apply "onChange effect" on it
});
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CSS background image alt attribute
...an an equivalent list of text blurbs. Any use of image sprites can benefit from this approach.
It is quite common for hotel listings icons to display amenities. Imagine a page which listed 50 hotel and each hotel had 10 amenities. A CSS Sprite would be perfect for this sort of thing -- better user...
How do I unit test web api action method when it returns IHttpActionResult?
...t.AreEqual(testController._data, oddRes.Content); // throws for null ref
From outside the black box, the response stream is essentially the same. The test must know how the controller implemented the return call to test it in this way.
Instead, use the HttpResponseMessage object from the IHttpAct...
What are Flask Blueprints, exactly?
...version of its structure in the plaster of your application.
# An example
from flask import Blueprint
tree_mold = Blueprint("mold", __name__)
@tree_mold.route("/leaves")
def leaves():
return "This tree has leaves"
@tree_mold.route("/roots")
def roots():
return "And roots as well"
@tree_...
DateTime “null” value
...ed MyNullableDate=date; to set it, MyDate = MyNullableDate.Value; to read from it, and if(MyNullableDate.HasValue) to check if it is null
– satibel
Dec 22 '16 at 11:06
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How to create a GUID/UUID using iOS
...-[UIDevice uniqueIdentifier] is now deprecated and apps are being rejected from the App Store for using it. The method below is now the preferred approach.
If you need to create several UUID, just use this method (with ARC):
+ (NSString *)GetUUID
{
CFUUIDRef theUUID = CFUUIDCreate(NULL);
CFSt...
using awk with column value conditions
I'm learning awk from The AWK Programming Language and I have a problem with one of the examples.
6 Answers
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How do I check the difference, in seconds, between two dates?
... @Nickpick the value is not always positive. e.g. the following is -60: from datetime import datetime; (datetime(2019, 1, 1, 0, 0) - datetime(2019, 1, 1, 0, 1)).total_seconds()
– JDiMatteo
Jan 2 '19 at 2:06
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How to add to an existing hash in Ruby
... have keys of nearly any type you can throw at it. This makes it different from the dictionary structures you find in other languages.
It's important to keep in mind that the specific nature of a key of a hash often matters:
hash = { :a => 'a' }
# Fetch with Symbol :a finds the right value
has...
Can an AJAX response set a cookie?
...t-Cookie response header, and sent in the Cookie header) as applicable. -- from w3.org/TR/XMLHttpRequest
– smwikipedia
Jan 6 '16 at 13:48
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