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Detect enter press in JTextField
...d textField = new JTextField(10);
textField.addActionListener( action );
Now the event is fired when the Enter key is used.
Also, an added benefit is that you can share the listener with a button even if you don't want to make the button a default button.
JButton button = new JButton("Do Someth...
Using CookieContainer with WebClient class
...ed a CookieContainer with HttpWebRequest and HttpWebResponse sessions, but now, I want to use it with a WebClient. As far as I understand, there is no built-in method like there is for HttpWebRequests ( request.CookieContainer ). How can I collect cookies from a WebClient in a CookieContainer?
...
What is a practical use for a closure in JavaScript?
... privatefunction();
}
}
})();
As you can see there, a is now an object, with a method publicfunction ( a.publicfunction() ) which calls privatefunction, which only exists inside the closure. You can NOT call privatefunction directly (i.e. a.privatefunction() ), just publicfunction...
Android buildscript repositories: jcenter VS mavencentral
...ted .gradle files with mavencentral() buildscript repositories whereas now there's jcenter() .
4 Answers
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TypeError: unhashable type: 'dict'
...ntation of it like this:
>>> key = frozenset(dict_key.items())
Now you may use key as a key in a dict or set:
>>> some_dict[key] = True
>>> some_dict
{frozenset([('a', 'b')]): True}
Of course you need to repeat the exercise whenever you want to look up something usin...
How to install trusted CA certificate on Android device?
I have created my own CA certificate and now I want to install it on my Android Froyo device (HTC Desire Z), so that the device trusts my certificate.
...
What is the difference between gsub and sub methods for Ruby Strings
...
Yeah. I understand now. In my defense, I don't think this was very obvious... Until now, that is.
– Ryanmt
Jul 20 '11 at 22:50
...
What is a difference between
... arrays are what we call reifiable types. This means that at runtime Java knows that this array was actually instantiated as an array of integers which simply happens to be accessed through a reference of type Number[].
So, as you can see, one thing is the actual type of the object, and another thin...
How to change Git log date formats
... (either committer’s or author’s).
There is no built-in way that I know of to create a custom format, but you can do some shell magic.
timestamp=`git log -n1 --format="%at"`
my_date=`perl -e "print scalar localtime ($timestamp)"`
git log -n1 --pretty=format:"Blah-blah $my_date"
The first s...
How do I get the fragment identifier (value after hash #) from a URL?
...
@SchalkKeun luckily, now in '18 it's almost gone. But for those who still have to deal with that legend should be aware of it.
– Sebastiaan Ordelman
Jun 22 '18 at 9:45
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