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Use numpy array in shared memory for multiprocessing
...
To add to @unutbu's (not available anymore) and @Henry Gomersall's answers. You could use shared_arr.get_lock() to synchronize access when needed:
shared_arr = mp.Array(ctypes.c_double, N)
# ...
def f(i): # could be anything numpy accepts as an index such another numpy array
with ...
UICollectionView spacing margins
...ction?
– Crashalot
Jan 18 '16 at 17:32
@Crashalot - are you sure you don't mean minimumLineSpacing? i.e. every line of...
Why is Python 3.x's super() magic?
In Python 3.x, super() can be called without arguments:
1 Answer
1
...
Can not deserialize instance of java.util.ArrayList out of START_OBJECT token
...cannot, by default, be deserialized into a Collection because it's not actually a JSON Array - that would look like this:
[
{
"name": "Test order1",
"detail": "ahk ks"
},
{
"name": "Test order2",
"detail": "Fisteku"
}
]
Since you're not controlling...
How to fetch the row count for all tables in a SQL SERVER database [duplicate]
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The following SQL will get you the row count of all tables in a database:
CREATE TABLE #counts
(
table_name varchar(255),
row_count int
)
EXEC sp_MSForEachTable @command1='INSERT #counts (table_name, row_count) SELECT ''?'', COUNT(*) FROM ?'
SELECT table_name, ro...
Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
...kground thread which calculates ListView contents and update ListView partially, while results are calculated.
25 Answers
...
How do I pass a unique_ptr argument to a constructor or a function?
...e_ptr<Base> n)
: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the p...
How can I get the active screen dimensions?
...rn Screen.FromControl(this).Bounds;
}
}
I don't know of an equivalent call for WPF. Therefore, you need to do something like this extension method.
static class ExtensionsForWPF
{
public static System.Windows.Forms.Screen GetScreen(this Window window)
{
return System.Windows.Forms.Scree...
Why do some functions have underscores “__” before and after the function name?
...rms using leading or trailing underscores are
recognized (these can generally be combined with any case convention):
_single_leading_underscore: weak "internal use" indicator. E.g. from M import * does not import objects whose name starts with an underscore.
single_trailing_underscore_: ...
Unable to find a locale path to store translations for file __init__.py
...
Actually you can configure where the locale folder is. In your settings.py add:
LOCALE_PATHS = (
PROJECT_ROOT + '/website/locale', )
Then create a folder for each of the languages you want to translate:
mkdir -p website/...