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Rails and PostgreSQL: Role postgres does not exist
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This message pops up, when the database user does not exist. Compare the manual here.
Multiple local databases cannot be the explanation. Roles are valid cluster-wide. The manual again:
Note that roles are defined at the datab...
jQuery .ready in a dynamically inserted iframe
We are using jQuery thickbox to dynamically display an iframe when someone clicks on a picture. In this iframe, we are using galleria a javascript library to display multiple pictures.
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Android, canvas: How do I clear (delete contents of) a canvas (= bitmaps), living in a surfaceView?
In order to make a simple game, I used a template that draws a canvas with bitmaps like this:
18 Answers
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Fragment over another fragment issue
When I'm showing one fragment (which is full screen with #77000000 background) over another fragment (let's call it main), my main fragment still reacts to clicks (we can click a button even if we don't see it).
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Inspect hovered element in Chrome?
I am trying to view, through Chrome's developer tools, how tooltips are structured on a site. However, even when I am hovered over the item, when I "inspect element", nothing shows for the tooltip in the html. I know I can set the Style to :hover , but I still can't see the html or css of the toolt...
Difference between 2 dates in SQLite
...t the difference in days between 2 dates in SQLite? I have already tried something like this:
12 Answers
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Could not load file or assembly 'System.Web.Http 4.0.0 after update from 2012 to 2013
... edited Aug 29 '17 at 17:38
meJustAndrew
4,44244 gold badges3434 silver badges6161 bronze badges
answered Mar 7 '14 at 20:31
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How to make a chain of function decorators?
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Check out the documentation to see how decorators work. Here is what you asked for:
from functools import wraps
def makebold(fn):
@wraps(fn)
def wrapped(*args, **kwargs):
return "<b>" + fn(*args, **kwargs) + "</b>...
How to handle a lost KeyStore password in Android?
...ust fixed a bug but it's not possible anymore. What happens if I use the same Keystore but create a new key? Would I still be able to update the app and if it's not possible, how can I go about giving information to users about the updated version?
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jQueryUI Tooltips are competing with Twitter Bootstrap
I have been able to get some tool tips to work finally with the following code:
10 Answers
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