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What is the purpose of the '@' symbol in CSS?
...ace (CSS3) constructs. The @ syntax itself, though, as I mentioned, is not new.
These are all known in CSS as at-rules. They're special instructions for the browser, not directly related to styling of (X)HTML/XML elements in Web documents using rules and properties, although they do play important ...
Django REST Framework: adding additional field to ModelSerializer
...
if you want read and write on your extra field, you can use a new custom serializer, that extends serializers.Serializer, and use it like this
class ExtraFieldSerializer(serializers.Serializer):
def to_representation(self, instance):
# this would have the same as body as i...
Get Bitmap attached to ImageView
...ageView. Though, it is not the same bitmap object that you've set. It is a new one.
imageView.buildDrawingCache();
Bitmap bitmap = imageView.getDrawingCache();
=== EDIT ===
imageView.setDrawingCacheEnabled(true);
imageView.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
...
onchange event on input type=range is not triggering in firefox while dragging
..."> , Firefox triggers an onchange event only if we drop the slider to a new position where Chrome and others triggers onchange events while the slider is dragged.
...
Automatically update version number
.../Version/AssemblyVersion property (or any other property), first, create a new Microsoft.Build.Utilities.Task class that will get your current build number and send back the updated number (I recommend to create a separate project just for that class).
I manually update the major.minor numbers, but...
INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server
...as familiar with SQL. I am fairly apt at writing code but SQL queries are new to me as well as building database tables.
Despite the checked answer being correct:
Mike M wrote-
"The way a FK works is it cannot have a value in that column that is
not also in the primary key column of the referenced...
How can I get browser to prompt to save password?
...d paste it into login page via inspect element, Enter username/password in newly added filed on that page and press login then it prompt me to save user/password. Then I refresh page and voila, It prompt me to choose already saved user/pass ;)
– Dewlance
Jul 17...
How to get WordPress post featured image URL
...t me know if it works for you.
<?php if (has_post_thumbnail( $post->ID ) ): ?>
<?php $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'single-post-thumbnail' ); ?>
<div id="custom-bg" style="background-image: url('<?php echo $image[0]; ?>')"&g...
Create a custom event in Java
...Hello"
class Initiater {
private List<HelloListener> listeners = new ArrayList<HelloListener>();
public void addListener(HelloListener toAdd) {
listeners.add(toAdd);
}
public void sayHello() {
System.out.println("Hello!!");
// Notify everybody t...
String to Dictionary in Python
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f4917006%2fstring-to-dictionary-in-python%23new-answer', 'question_page');
}
);
...