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What's “tools:context” in Android layout files?
Starting with a recent new version of ADT, I've noticed this new attribute on the layout XML files, for example:
9 Answers
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Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
I'd like to have iOS to open URLs from my domain (e.g. http://martijnthe.nl ) with my app whenever the app is installed on the phone, and with Mobile Safari in case it is not.
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What's the difference between ES6 Map and WeakMap?
Looking this and this MDN pages it seems like the only difference between Maps and WeakMaps is a missing "size" property for WeakMaps. But is this true? What's the difference between them?
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How to keep onItemSelected from firing off on a newly instantiated Spinner?
...ght of some less than elegant ways to solve this, but I know I must be missing something.
33 Answers
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textarea's rows, and cols attribute in CSS
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width and height are used when going the css route.
<!DOCTYPE html>
<html>
<head>
<title>Setting Width and Height on Textareas</title>
<style>
.comments { width: 300px; height: 75px }
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How to count items in a Go map?
If I want to count the items in the map structure, what statement should I use?
I tried to use
1 Answer
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ViewPager and fragments — what's the right way to store fragment's state?
Fragments seem to be very nice for separation of UI logic into some modules. But along with ViewPager its lifecycle is still misty to me. So Guru thoughts are badly needed!
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How to update column with null value
I am using mysql and need to update a column with a null value. I have tried this many different ways and the best I have gotten is an empty string.
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
I'm looking at the AdventureWorks sample database for SQL Server 2008, and I see in their creation scripts that they tend to use the following:
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How to use HTML to print header and footer on every printed page of a document?
Is it possible to print HTML pages with custom headers and footers on each printed page?
17 Answers
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