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Android 4.3 Bluetooth Low Energy unstable
...ergy (testing on the Nexus 4). After getting started with the official BLE APIs in Android 4.3, I have noticed that after I connect a device for the first time I am rarely able to successfully connect to / communicate with that device or any other device again.
...
What is the difference between the add and offer methods in a Queue in Java?
Take the PriorityQueue for example http://java.sun.com/j2se/1.5.0/docs/api/java/util/PriorityQueue.html#offer(E)
8 Answe...
What is the difference between a framework and a library?
...ware project. Various parts
of the framework may be exposed
through an API..
So I'd say a library is just that, "a library". It is a collection of objects/functions/methods (depending on your language) and your application "links" against it and thus can use the objects/functions/methods. It i...
Difference between Java Enumeration and Iterator
...
Looking at the Java API Specification for the Iterator interface, there is an explanation of the differences between Enumeration:
Iterators differ from
enumerations in two ways:
Iterators allow the caller to remove elements from the underlying...
angular.service vs angular.factory
...e useful patterns...
Such as writing a service function to expose a public API:
function myServiceFunction() {
this.awesomeApi = function(optional) {
// calculate some stuff
return awesomeListOfValues;
}
}
---------------------------------------------------------------------------------
...
How to scroll to top of page with JavaScript/jQuery?
...'t supported by MS browsers (because of course). See caniuse.com/#feat=mdn-api_history_scrollrestoration and developer.mozilla.org/de/docs/Web/API/…
– Yarin
Nov 20 '19 at 14:35
...
how to convert milliseconds to date format in android?
...
Thanks Mahmood, this solution requires API Level 1 (my project is lowered to API 15) while other Answer requires API Level 24 (Date and/or Calendar library)
– Steve Rogers
Feb 5 '17 at 18:50
...
Get nth character of a string in Swift programming language
...on". Apple provides the following explanation in the file UnavailableStringAPIs.swift:
Subscripting strings with integers is not available.
The concept of "the ith character in a string" has
different interpretations in different libraries and system
components. The correct interpretat...
Django Rest Framework File Upload
...instead, you'll find an example in the docs :)
class FileUploadView(views.APIView):
parser_classes = (FileUploadParser,)
def put(self, request, filename, format=None):
file_obj = request.FILES['file']
# do some stuff with uploaded file
return Response(status=204)
...
What is HTML5 ARIA?
...w that a div with role of “button” is a button, only its accessibility API portion does.
As a consequence, this means that you absolutely have to implement keyboard navigation, focusability and other behavioural patterns known from desktop applications yourself. You can find some Advanced ARIA ...