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Best way to use html5 data attributes with rails content_tag helper?
...
Rails 3.1 ships with built-in helpers:
http://api.rubyonrails.org/classes/ActionView/Helpers/TagHelper.html#method-i-tag
E.g.,
tag("div", :data => {:name => 'Stephen', :city_state => %w(Chicago IL)})
# => <div data-name="Stephen" data-city-state="[&q...
How to write a JSON file in C#?
...re looking for? Browse other questions tagged c# json json.net asp.net-web-api or ask your own question.
How do I get an animated gif to work in WPF?
...gif" />
and you can use it in your code as well:
var image = new BitmapImage();
image.BeginInit();
image.UriSource = new Uri(fileName);
image.EndInit();
ImageBehavior.SetAnimatedSource(img, image);
EDIT: Silverlight support
As per josh2112's comment if you want to add animated GIF support t...
Vagrant stuck connection timeout retrying
...ile should look like more or less as below:
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
config.ssh.username = "vagrant"
config.ssh.password = "vagrant"
config.vm.provider "virtualbox" do |vb|
vb.gui = true
end
end
In my case even if GUI was displayed I got black screen...
Why does Python code use len() function instead of a length method?
...t behave like the built-ins, enabling the expressive and highly consistent APIs we call "Pythonic".
By implementing special methods your objects can support iteration, overload infix operators, manage contexts in with blocks etc. You can think of the Data Model as a way of using the Python languag...
How does Google calculate my location on a desktop?
... the system (probably in compliance with the W3C draft for the geolocation API) your computer sends the wifi identifiers it sees, and the system does two things:
queries its database if geolocation exists for some of the wifis you passed, and returns the "wardrived" position if found, eventually w...
How to get Latitude and Longitude of the mobile device in android?
...ic class GPSTrackerActivity extends AppCompatActivity implements
GoogleApiClient.ConnectionCallbacks,
GoogleApiClient.OnConnectionFailedListener {
private GoogleApiClient mGoogleApiClient;
Location mLastLocation;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.on...
Rails :dependent => :destroy VS :dependent => :delete_all
...
See api.rubyonrails.org/classes/ActiveRecord/Associations/… (search for "nullify") for the authoritative rdocs.
– mrm
Aug 15 '11 at 4:54
...
How to do a JUnit assert on a message in a logger
...rs better for that :
With AssertJ it would be :
import org.assertj.core.api.Assertions;
Assertions.assertThat(listAppender.list)
.extracting(ILoggingEvent::getMessage, ILoggingEvent::getLevel)
.containsExactly(Tuple.tuple("start", Level.INFO), Tuple.tuple("finish", Level.INFO...
Can I use assert on Android devices?
...
The API provides the JUnit Assert.
You can do
import static junit.framework.Assert.*;
now you can use all the functions like assertTrue, assertEquals, assertNull that are provided in the junit framework.
Be careful not to ...