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Android: how to make an activity return results to the activity which calls it?
...ty that can be called from many activities, such as Sign up and Order . In the Location activity the user enters his location, so the activity Location will return this new location to that activity which called it.
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Regex to remove all (non numeric OR period)
...04.50)" to be filtered down to 3004.50 but am terrible at regex and can't find a suitable solution. So only numbers and periods should stay - everything else filtered. I use C# and VS.net 2008 framework 3.5
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Why am I getting an OPTIONS request instead of a GET request?
...TIONS request to that URL, and then the callback is never called with anything.
10 Answers
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How to hide output of subprocess in Python 2.7
I'm using eSpeak on Ubuntu and have a Python 2.7 script that prints and speaks a message:
5 Answers
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Convert a JSON String to a HashMap
I'm using Java, and I have a String which is JSON:
18 Answers
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Float vs Decimal in ActiveRecord
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I remember my CompSci professor saying never to use floats for currency.
The reason for that is how the IEEE specification defines floats in binary format. Basically, it stores sign, fraction and exponent to represent a Float. It's like a scientific notation...
How do I interpret precision and scale of a number in a database?
I have the following column specified in a database: decimal(5,2)
3 Answers
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Can the C# interactive window interact with my code?
In Visual Studio 2015 or later, I can open the 'C# interactive window', and run code:
5 Answers
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What does the line “#!/bin/sh” mean in a UNIX shell script?
I was going through some shell script tutorials and found the following sample program:
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What to do with branch after merge
I had two branches: master and branch1 . I just merged branch1 back into master and I'm done with that branch. Should I delete it or just let it sit around? Will deleting it cause any loss of data?
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