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Prevent a webpage from navigating away using JavaScript
...ion:
window.onbeforeunload = function() {
return "";
}
Note: An empty string is returned because newer browsers provide a message such as "Any unsaved changes will be lost" that cannot be overridden.
In older browsers you could specify the message to display in the prompt:
window.onbeforeunlo...
Pretty-Print JSON Data to a File using Python
...
@Zelbinian - json.dumps returns a string. json.dump writes to a file.
– dkamins
Feb 7 '12 at 17:31
add a comment
|...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
...:contacts, id: false do |t|
t.column :id, :uuid, null:false
t.string :name
t.string :mobile_no
t.timestamps
end
end
end
Final how to use into your model
class Contact < ActiveRecord::Base
usesguid
end
This will help you to configure UUID for your rails ap...
How do I write a custom init for a UIView subclass in Swift?
Say I want to init a UIView subclass with a String and an Int .
5 Answers
5
...
Android: textColor of disabled button in selector not showing?
...
<Button android:id="@+id/reserve_button"
android:text="@string/reserve_button"
android:layout_width="120dp"
android:layout_height="40dp"
android:layout_marginTop="10dp"
android:layout_marginLeft="20dp"
android:paddingRight="15dp"
and...
Refreshing OAuth token using Retrofit without modifying all calls
...@FormUrlEncoded
fun refreshToken(@Field("refresh_token") refreshToken: String): Single<AccessToken>
}
and
interface PotoAuthApi { // Authentication API
@GET("api/images")
fun getImage(): Single<GetImageResponse>
}
AccessTokenWrapper class
class AccessTokenWrapper const...
How to disable phone number linking in Mobile Safari?
Safari on iPhone automatically creates links for strings of digits that appear to the telephone numbers. I am writing a web page containing an IP address, and Safari is turning that into a phone number link. Is it possible to disable this behavior for a whole page or an element on a page?
...
How to escape double quotes in a title attribute
I am trying to use a string that contains double quotes in the title attribute of an anchor. So far I tried these:
8 Answer...
Is there a case insensitive jQuery :contains selector?
...rk manually by looping over all elements and comparing their .text() to my string?
12 Answers
...
grep using a character vector with multiple patterns
I am trying to use grep to test whether a vector of strings are present in an another vector or not, and to output the values that are present (the matching patterns).
...