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How to check if an activity is the last one in the activity stack for an application?
... their mind about existing the application, you could intercept the key up/down for the Back key and the onBackPressed() method and present them with an "Are you sure?" prompt.
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How to load images dynamically (or lazily) when users scrolls them into view
... image search) where the images below the fold load only when user scrolls down the page enough to bring them inside the visible viewport region ( upon view source, the page shows X number of <img> tags but they are not fetched from the server straight away ). What is this technique called, ho...
Learning assembly [closed]
...using have a datasheet or reference manual that describes the instructions down to the bits and bytes of the opcodes. Learn a RISC processor like ARM and a CISC like x86 enough to get a feel for the differences, things like having to go through registers for everything or being able to perform oper...
Sort Go map values by keys
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Validation failed for one or more entities while saving changes to SQL Server Database using Entity
...r don't have access to the exception object.
This will allow you to drill down into the ValidationErrors tree. It's the easiest way I've found to get instant insight into these errors.
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STL or Qt containers?
...
This is a difficult to answer question. It can really boil down to a philosophical/subjective argument.
That being said...
I recommend the rule "When in Rome... Do as the Romans Do"
Which means if you are in Qt land, code as the Qt'ians do. This is not just for readability/consist...
Django rest framework nested self-referential objects
...any=True)
I wrote a recursive field for DRF3.0 and packaged it for pip
https://pypi.python.org/pypi/djangorestframework-recursive/
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Parsing command-line arguments in C?
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Docopt has a C implementation that I thought was quite nice: https://github.com/docopt/docopt.c
From a man-page standardized format describing command line options, docopt infers and creates an argument parser. This got started in python; the python version literally just parses the ...
Enum String Name from Value
...munication problem. Are you on a mobile device or maybe did you not scroll down far enough? There are two exact copies of your answer from 7 years back. I named the answerers, so they sho
Circular dependency in Spring
...pendency()
{
cyclicDepenency.doSomething();
}
}
This cut down the startup time to around 15 secs.
So don't always assume that spring can be good at solving these references for you.
For this reason I'd recommend disabling cyclic dependency resolution with AbstractRefreshableAppli...