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Force update of an Android app when a new version is available
... app starts, you could call this API that pass in the current app version, and check the response of the versioning API call.
If forceUpgrade is true, show a popup dialog with options to either let user quit the app, or go to Google Play Store to upgrade the app.
Else if recommendUpgrade is true...
Javascript : Send JSON Object with Ajax?
...HttpRequest(); // new HttpRequest instance
xmlhttp.open("POST", "/json-handler");
xmlhttp.setRequestHeader("Content-Type", "application/json");
xmlhttp.send(JSON.stringify({name:"John Rambo", time:"2pm"}));
share
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ASP.NET MVC partial views: input name prefixes
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return helper.Partial(partialViewName, model, viewData);
}
and simply use it in your views like this :
<%= Html.PartialFor(model => model.Child, "_AnotherViewModelControl") %>
and you will see everything is ok!
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How to set text color to a text view programmatically [duplicate]
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Great answers. Adding one that loads the color from an Android resources xml but still sets it programmatically:
textView.setTextColor(getResources().getColor(R.color.some_color));
Please note that from API 23, getResources().getColor() is deprecated. Use instead:
textView.se...
Finding differences between elements of a list
...cess is a method call in python
numpy.diff is slow because it has to first convert the list to a ndarray. Obviously if you start with an ndarray it will be much faster:
In [22]: arr = np.array(L)
In [23]: %timeit np.diff(arr)
100 loops, best of 3: 3.02 ms per loop
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In where shall I use isset() and !empty()
... This can be dangerous. Instead, use basic >, < and == operators and convert variables using intval() or floatval().
– kaleazy
Feb 14 at 18:08
add a comment
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Android - Set fragment id
...nsaction's add(int containerViewId, Fragment fragment, String tag) method and FragmentManager's findFragmentByTag(String) method.
In one of my apps, I was forced to generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction, anyway.
Another advantage to ...
How to have stored properties in Swift, the same way I had on Objective-C?
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Ok what to do if I want to store Int, Bool and etc?
– Vyachaslav Gerchicov
Jun 30 '17 at 13:43
1
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Understanding recursion [closed]
I'm having major trouble understanding recursion at school. Whenever the professor is talking about it, I seem to get it but as soon as I try it on my own it completely blows my brains.
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How to get the current date and time
... From Date doc: As of JDK 1.1, the Calendar class should be used to convert between dates and time fields and the DateFormat class should be used to format and parse date strings.
– Paolo M
Aug 7 '13 at 14:06
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