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Shared-memory objects in multiprocessing
... some other parameters). func with different parameters can be run in parallel. For example:
4 Answers
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Insert/Update Many to Many Entity Framework . How do I do it?
...ion of Classes. Since your StudentClass table only contains the Ids and no extra information, EF does not generate an entity for the joining table. That is the correct behaviour and that's what you expect.
Now, when doing inserts or updates, try to think in terms of objects. E.g. if you want to ins...
400 vs 422 response to POST of data
... fall neatly into the existing categories.
This specification defines extra status codes developed for WebDAV
methods (Section 11)
And the description of 422 says:
The 422 (Unprocessable Entity) status code means the server
understands the content type of the request entity (hen...
In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...or v in g: yield v does not even begin to do justice to what yield from is all about. Because, let's face it, if all yield from does is expand the for loop, then it does not warrant adding yield from to the language and preclude a whole bunch of new features from being implemented in Python 2.x.
Wh...
What are the most common naming conventions in C?
...I follow the GTK+ coding convention, which can be summarized as follows:
All macros and constants in caps: MAX_BUFFER_SIZE, TRACKING_ID_PREFIX.
Struct names and typedef's in camelcase: GtkWidget, TrackingOrder.
Functions that operate on structs: classic C style: gtk_widget_show(), tracking_order_p...
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
I just discovered a logical bug in my code which was causing all sorts of problems. I was inadvertently doing a bitwise AND instead of a logical AND .
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AngularJS - pass function to directive
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This worked for me. If you don't want the extra function just write ng-click="updateFn()('Directive Args')"
– Graham Walters
Jul 29 '15 at 10:33
7
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Creating a config file in PHP
...nfo (to avoid showing info you don't want to show like database connection string). Call it say get_app_info.php :
<?php
$configs = include('config.php');
echo json_encode($configs->app_info);
?>
The above assuming your config.php contains an app_info parameter:
<?php
retu...
MongoDB: How to update multiple documents with a single command?
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How to do it for oldvalue+"some string"
– Mahesh K
Nov 14 '17 at 11:03
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STL or Qt containers?
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I started by using std::(w)string and the STL containers exclusively and converting to/from the Qt equivalents, but I have already switched to QString and I find that I'm using Qt's containers more and more.
When it comes to strings, QString offers mu...