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Facebook Open Graph not clearing cache
...ck the Fetch Scrape information again Button
For Developers
Make a GET call programmatically to this URL: https://graph.facebook.com/?id=[YOUR_URL_HERE]&scrape=true (see: https://developers.facebook.com/docs/games_payments/takingpayments#scraping)
Make sure the og:url tag included on the hea...
How set maximum date in datepicker dialog in android?
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Figured it - It is the Activity from where we are calling. If the syntax of DatePickerDialog is shown in comments, it would have been helpful. Upvoting this answer
– Sriram Nadiminti
Aug 18 at 15:53
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What is the best way to trigger onchange event in react js
...as we wanted because React library overrides input value setter but we can call the function directly on the input as context.
var nativeInputValueSetter = Object.getOwnPropertyDescriptor(window.HTMLInputElement.prototype, "value").set;
nativeInputValueSetter.call(input, 'react 16 value');
var ev2...
Check image width and height before upload with Javascript
...srcObject. The old method was removed because it is less safe, requiring a call to URL.revokeOjbectURL() to end the stream. Other user agents have either deprecated (Firefox) or removed (Safari) this feature feature.
For more information, please refer here.
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How to play a notification sound on websites?
...dio tag to your body tag as the notifications script will most probably be called in intervals
– Muhammad Omer Aslam
Jan 8 at 1:47
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Validate uniqueness of multiple columns
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You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :scope => :friend_id
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Copy / Put text on the clipboard with FireFox, Safari and Chrome
... One way to do this would be to add an onClick event to a html button that calls a method which copies the text.
A full example:
function copier(){
document.getElementById('myText').select();
document.execCommand('copy');
}
<button onclick="copier()">Copy</button>
<tex...
event Action vs event EventHandler
...n<T1, T2, T2... > will prevent you from passing feedback BACK to the calling method unless you have a some kind of object (with a Handled property for instance) that is passed along with the Action. Third, you don't get named parameters, so if you're passing 3 bool's an int, two string's, and ...
Correct use for angular-translate in controllers
...e loaded. Personally I would even recommend not loading translations dynamically if you don't have to. It's a mandatory part of your application, so you better don't want the user to be waiting for it. But that's a personal opinion.
– Robin van Baalen
Jul 7 '15...
How to export all data from table to an insertable sql format?
I have a Table (call it A_table ) in a database (call it A_db ) in Microsoft SQL Server Management Studio, and there are 10 rows.
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