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How do I create a ListView with rounded corners in Android?
How do I create a ListView with rounded corners in Android?
11 Answers
11
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How to parse a string into a nullable int
...eturn null;
}
Edit @Glenn int.TryParse is "built into the framework". It and int.Parse are the way to parse strings to ints.
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How can I create download link in HTML?
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@Dudeson please specify what "won't work" and which version(s) of IE you are talking about. (It is now safe to use the approach described TIIUNDER's much more recent answer below, though. It should get the accept mark.)
– Pekka
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Can virtual functions have default parameters?
If I declare a base class (or interface class) and specify a default value for one or more of its parameters, do the derived classes have to specify the same defaults and if not, which defaults will manifest in the derived classes?
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Removing fields from struct or hiding them in JSON Response
...hat, upon being called, performs a query, creates an instance of a struct, and then encodes that struct as JSON before sending back to the caller. I'd now like to allow the caller to be able to select the specific fields they would like returned by passing in a "fields" GET parameter.
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Why does 'git commit' not save my changes?
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As the message says:
no changes added to commit (use "git add" and/or "git commit -a")
Git has a "staging area" where files need to be added before being committed, you can read an explanation of it here.
For your specific example, you can use:
git commit -am "save arezzo files"
(...
How to do associative array/hashing in JavaScript
...h new Array() is frowned up. The article eventually mentions its drawbacks and suggests new Object() or {} as preferred alternatives, but that's near the end and I fear most readers won't get that far.
– Daniel Lubarov
May 16 '15 at 5:55
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Create PostgreSQL ROLE (user) if it doesn't exist
...sword';
END IF;
END
$do$;
(Building on @a_horse_with_no_name's answer and improved with @Gregory's comment.)
Unlike, for instance, with CREATE TABLE there is no IF NOT EXISTS clause for CREATE ROLE (up to at least pg 12). And you cannot execute dynamic DDL statements in plain SQL.
Your reques...
javascript scroll event for iPhone/iPad?
... stops panning—an onscroll event is generated when the page stops moving and redraws—as shown in Figure 6-1.
Similarly, scroll with 2 fingers fires onscroll only after you've stopped scrolling.
The usual way of installing the handler works e.g.
window.addEventListener('scroll', f...
Comments in command-line Zsh
I switched quite recently from Bash to Zsh on Ubuntu and I'm quite happy about it. However, there is something I really miss and I did not find how to achieve the same thing.
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