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What are Aggregates and PODs and how/why are they special?
...ement it generates compilation error. Based on it concept I have made some test-pod-checker: stackoverflow.com/questions/12232766/test-for-pod-ness-in-c-c11/…
– bruziuz
Jan 7 '14 at 13:28
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Is the 'override' keyword just a check for a overridden virtual method?
... Though while override is a great way to discover such problems, good unit test coverage should also help.
– Disillusioned
Jan 22 '17 at 6:39
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Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:
... this:
On Heroku, we run multiple Production environments for staging and testing, so we need a flexible solution for the production.rb environment file.
In production.rb
config.action_mailer.default_url_options = { :host => ENV['MAILER_URL'] }
Then set the MAILER_URL environment variable fo...
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
...I personally needed this for a dynamic navbar rather than a toolbar, but I tested it with a toolbar and the code is nearly the same:
// create button
UIButton* backButton = [UIButton buttonWithType:101]; // left-pointing shape!
[backButton addTarget:self action:@selector(backAction) forControlEvent...
“You have mail” message in terminal, os X [closed]
...e/touchpad. You may be able to hit q to abort viewing the message (I can't test that just now, but try it).To delete all messages, you'd use command d *. To delete the second message, you'd use d 2, and so on. Use them at the mail ? prompt.
– inspirednz
May 30 ...
What are the differences between Helper and Utility classes?
... that case a utility method isn't desirable as it's harder to mock out for testing purposes.
– Peter Lawrey
Oct 31 '16 at 16:43
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DynamoDB vs MongoDB NoSQL [closed]
... but after transferred to DynamoDB, occupy only 300M storage. I may need a test and see what the storage if I migrate those data to MongoLab :)
– Mason Zhang
Aug 8 '13 at 7:51
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How do I use the new computeIfAbsent function?
...ava.util.Map;
import java.util.concurrent.ConcurrentHashMap;
public class Test {
public static void main(String[] s) {
Map<String, Boolean> whoLetDogsOut = new ConcurrentHashMap<>();
whoLetDogsOut.computeIfAbsent("snoop", k -> f(k));
whoLetDogsOut.computeI...
How to simplify a null-safe compareTo() implementation?
...se(two);
}
EDIT: Fixed typos in code sample. That's what I get for not testing it first!
EDIT: Promoted nullSafeStringComparator to static.
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Applying function with multiple arguments to create a new pandas column
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Thanks for the answer! I am curious, is this the fastest solution?
– MV23
Jun 25 '16 at 17:32
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