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How can I update a single row in a ListView?
I have a ListView which displays news items. They contain an image, a title and some text. The image is loaded in a 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 g...
Copy all files with a certain extension from all subdirectories
...ension (all excel files) from all subdirectories to another directory. I have the following command:
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Find the most frequent number in a numpy vector
Suppose I have the following list in python:
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Is there any advantage of using map over unordered_map in case of trivial keys?
A recent talk about unordered_map in C++ made me realize that I should use unordered_map for most cases where I used map before, because of the efficiency of lookup ( amortized O(1) vs. O(log n) ). Most times I use a map, I use either int or std::string as the key type; hence, I've got...
Removing a model in rails (reverse of “rails g model Title…”)
How can I completely remove this model? Thanks
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Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
Can I make a NSMutableArray instance where all the elements are of type SomeClass ?
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Sorting an array of objects by property values
I've got the following objects using AJAX and stored them in an array:
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How do I UPDATE from a SELECT in SQL Server?
In SQL Server , it is possible to insert rows into a table with an INSERT.. SELECT statement:
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postgresql - add boolean column to table set default
Is this proper postgresql syntax to add a column to a table with a default value of false
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