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Django migration strategy for renaming a model and relationship fields
I'm planning to rename several models in an existing Django project where there are many other models that have foreign key relationships to the models I would like to rename. I'm fairly certain this will require multiple migrations, but I'm not sure of the exact procedure.
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When is a C++ destructor called?
Basic Question: when does a program call a class' destructor method in C++? I have been told that it is called whenever an object goes out of scope or is subjected to a delete
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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...itle and learned a lot from them. Some of the questions I read are related to specific implementation challenges while others focus on general concepts. I just want to make sure I understood all of the concepts and the reasoning why technology X was invented over technology Y and so on. So here goes...
How to prevent Node.js from exiting while waiting for a callback?
...t Queued
Node runs until all event queues are empty. A callback is added to an event queue when a call such as
emmiter1.on('this_event',callback).
has executed. This call is part of the code written by the module developer .
If a module is a quick port from a synchronous/blocking version, ...
How to convert List to int[] in Java? [duplicate]
This is similar to this question:
How to convert int[] to Integer[] in Java?
16 Answers
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How to remove items from a list while iterating?
I'm iterating over a list of tuples in Python, and am attempting to remove them if they meet certain criteria.
26 Answers
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GCC compile error with >2 GB of code
I have a huge number of functions totaling around 2.8 GB of object code (unfortunately there's no way around, scientific computing ...)
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What is the “Execute Around” idiom?
...ar) I've been hearing about?
Why might I use it, and why might I not want to use it?
8 Answers
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A simple scenario using wait() and notify() in java
Can I get a complete simple scenario i.e. tutorial that suggest how this should be used, specifically with a Queue?
6 Answe...
Attaching click event to a JQuery object not yet added to the DOM [duplicate]
I've been having a lot of trouble attaching the click event to a JQuery object before adding it to the DOM.
10 Answers
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