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How to return 2 values from a Java method?
...sider creating a class that represents the result that you want to return, and return an instance of that class. Give the class a meaningful name. The benefits of this approach over using an array are type safety and it will make your program much easier to understand.
Note: A generic Pair class, a...
How can I change the EditText text without triggering the Text Watcher?
...
You could unregister the watcher, and then re-register it.
Alternatively, you could set a flag so that your watcher knows when you have just changed the text yourself (and therefore should ignore it).
...
Chrome Extension how to send data from content script to popup.html
...s but honestly I don't get them. I am new to JavaScript, Chrome Extensions and everything and I have this class assignment.
So I need to make a plugin that would count DOM objects on any given page using Cross Domain Requests.
I've been able to achieve this so far using Chrome Extension API's.
Now...
What is the difference between ~> and >= when specifying rubygem in Gemfile?
...constraint. RubyGems will increment the last digit in the version provided and use that until it reaches a maximum version. So ~>0.8.5 is semantically equivalent to:
gem "cucumber", ">=0.8.5", "<0.9.0"
The easy way to think about it is that you're okay with the last digit incrementing to ...
How to access parameters in a RESTful POST method
...a JSON object instead of a string. Jersey uses JAXB to support marshaling and unmarshaling JSON objects (see the jersey docs for details). Create a class like:
@XmlRootElement
public class MyJaxBean {
@XmlElement public String param1;
@XmlElement public String param2;
}
Then your @POST ...
How to compare type of an object in Python?
...ty of details of why checking the type of an object is usually a bad idea, and what you probably should be doing instead.
– Jeff Shannon
Apr 2 '09 at 9:28
2
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Difference between window.location.href, window.location.replace and window.location.assign
...rl;
They simply navigate to the new URL. The replace method on the other hand navigates to the URL without adding a new record to the history.
So, what you have read in those many forums is not correct. The assign method does add a new record to the history.
Reference: http://developer.mozilla.org/...
Render basic HTML view?
...ade
include plain.html
in views/plain.html
<!DOCTYPE html>
...
and app.js can still just render jade:
res.render(index)
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How to initialize const member variable in a class?
...ion sums it up briefly:
A class is typically declared in a header file and a header file is typically included into many translation units. However, to avoid complicated linker rules, C++ requires that every object has a unique definition. That rule would be broken if C++ allowed in-class defini...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
... this question, the OP states they just installed MySQL for the first time and then tried to access via MySQL command line client. That sounds like first time access to me.
– Mike Brant
Dec 13 '14 at 13:17
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