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Specifying column name in a “references” migration
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Do it manually:
add_column :post, :author_id, :integer
but now, when you create the belongs_to statement, you will have to modify it, so now you have to call
def post
belongs_to :user, :foreign_key => 'author_id'
end
...
How to hide Bootstrap modal with javascript?
...e browser window, use the browser's console to try
$('#myModal').modal('hide');
If it works (and the modal closes) then you know that your close Javascript is not being sent from the server to the browser correctly.
If it doesn't work then you need to investigate further on the client what is h...
How to scroll HTML page to given anchor?
... @MarkusZeller, why shouldn't the parameter be called hash? It doesn't collide with location, does it?
– Gherman
Dec 5 '16 at 12:46
4
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How do streaming resources fit within the RESTful paradigm?
... translate to streaming data? (Or does it?) For instance, in the case of video, it seems silly to treat each frame as resource that I should query one at a time. Rather I would set up a socket connection and stream a series of frames. But does this break the RESTful paradigm? What if I want to b...
How to use onSavedInstanceState example please
...is bundle will restore information. It would be helpful if someone can provide an example.
The Dev guide doesn't do a good job of explaining this.
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Override browser form-filling and input highlighting with HTML/CSS
...ut:-webkit-autofill {
background-color: #FAFFBD !important;
}
1) as #id-styles are even more important than .class styles, the following may work:
#inputId:-webkit-autofill {
background-color: white !important;
}
2) if that won't work, you can try to set the style via javascript program...
Python add item to the tuple
I have some object.ID-s which I try to store in the user session as tuple. When I add first one it works but tuple looks like (u'2',) but when I try to add new one using mytuple = mytuple + new.id got error can only concatenate tuple (not "unicode") to tuple .
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Can I call jquery click() to follow an link if I haven't bound an event handler to it with bind
... this. This might be the wanted behavior, but I don't think so.
EDIT:
I did some testing and what you said is wrong, even if you bind a function to an 'a' tag it still doesn't take you to the website specified by the href attribute. Try the following code:
<html>
<head>
<script sr...
Changing the browser zoom level
...ast not without some additional plugins. And in any case I would try to avoid relying on the browser's zoom as the implementations vary (some browsers only zoom the fonts, others zoom the images, too etc). Unless you don't care much about user experience.
If you need a more reliable zoom, then cons...
How to set a bitmap from resource
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Try this
This is from sdcard
ImageView image = (ImageView) findViewById(R.id.test_image);
Bitmap bMap = BitmapFactory.decodeFile("/sdcard/test2.png");
image.setImageBitmap(bMap);
This is from resources
Bitmap bMap = BitmapFactory.decodeResource(getResources(), R.drawable.icon);
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