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Detect the Internet connection is offline?
... requests.
The standard approach is to retry the request a few times. If it doesn't go through, alert the user to check the connection, and fail gracefully.
Sidenote: To put the entire application in an "offline" state may lead to a lot of error-prone work of handling state.. wireless connections...
What is CDATA in HTML? [duplicate]
... XML elements.
"<" will generate an error because the parser interprets it as the start of a new element.
"&" will generate an error because the parser interprets it as the start of an character entity.
Some text, like JavaScript code, contains a lot of "<" or "&" characters. To avoid ...
Short circuit Array.forEach like calling break
...alse; and break . break crashes and return does nothing but continue iteration.
30 Answers
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How do I detect when someone shakes an iPhone?
... when somebody shakes the iPhone. I don't particularly care how they shake it, just that it was waved vigorously about for a split second. Does anyone know how to detect this?
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Ways to save Backbone.js model data?
...rice':'0.25'}
So this brings us up to saving models and persisting them either to a server. There is a whole slew of details regarding "What is REST/RESTful?" And it is kind of difficult to explain all this in a short blurb here. Specifically with regard to REST and Backbone saving, the thing to w...
What's the best solution for OpenID with Django? [closed]
Please note : this is an ancient question with ancient answers. Most of the linked apps are now unmaintained. These days, most people seem to use django-allauth or python-social-auth . I'll leave the original question intact below for posterity's sake.
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Storing time-series data, relational or non?
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Definitely Relational. Unlimited flexibility and expansion.
Two corrections, both in concept and application, followed by an elevation.
Correction
It is not "filtering out the un-needed data"; it is selecting only the needed ...
What is the C# equivalent of friend? [duplicate]
...he private member variables of a class to be accessible to a Tester class without exposing them to other classes.
5 Answer...
System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
I've a timer object. I want it to be run every minute. Specifically, it should run a OnCallBack method and gets inactive while a OnCallBack method is running. Once a OnCallBack method finishes, it (a OnCallBack ) restarts a timer.
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How do I position one image on top of another in HTML?
... many images on a page. Some images are to lay on top of others. To make it simple, say I want a blue square, with a red square in the upper right corner of the blue square (but not tight in the corner). I am trying to avoid compositing (with ImageMagick and similar) due to performance issues.
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