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How can I update a single row in a ListView?
...separate thread (with a queue and all) and when the image is downloaded, I now call notifyDataSetChanged() on the list adapter to update the image. This works, but getView() is getting called too frequently, since notifyDataSetChanged() calls getView() for all visible items. I want to update...
How to fix/convert space indentation in Sublime Text?
...
I have found another way to do this now, but it is language specific. If you have a formatting-plugin like the RubyFormat then you can simply set the desired tab size and then do a reformat of the code. In the case of RubyFormat it would be cmd+shift+R.
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How to add 'ON DELETE CASCADE' in ALTER TABLE statement
...d try your above command, put add constraint instead of modify constraint.
Now this is the command:
ALTER TABLE child_table_name
ADD CONSTRAINT fk_name
FOREIGN KEY (child_column_name)
REFERENCES parent_table_name(parent_column_name)
ON DELETE CASCADE;
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Properly removing an Integer from a List
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I don't know about 'proper' way, but the way you suggested works just fine:
list.remove(int_parameter);
removes element at given position and
list.remove(Integer_parameter);
removes given object from the list.
It's because VM a...
Where does this come from: -*- coding: utf-8 -*-
...e Python Language Reference, 2.1.4 Encoding declarations), though I don't know if it was the first program to use that syntax.
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android pick images from gallery
... = context.getContentResolver().openInputStream(data.getData());
//Now you can do whatever you want with your inpustream, save it as file, upload to a server, decode a bitmap...
}
}
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Why do you have to call .items() when iterating over a dictionary in Python?
...hen would you ever write a condition like this?
if (key, value) in dict:
Now it's not necessary that the in operator and for ... in operate over the same items. Implementation-wise they are different operations (__contains__ vs. __iter__). But that little inconsistency would be somewhat confusing ...
Rails - Validate Presence Of Association?
... ActiveRecord::Base
has_one :profile
end
This way, Profile.create will now fail. I have to use user.create_profile or associate a user before saving a profile.
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Get epoch for a specific date using Javascript
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You can also use Date.now() function.
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Preventing referenced assembly PDB and XML files copied to output
...ing the project file and anybody else (or yourself years later) would not know where to look to see this being prevented.
– Mladen Mihajlovic
Dec 9 '15 at 10:34
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