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What is the difference between HTTP status code 200 (cache) vs status code 304?
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What are the differences between numpy arrays and matrices? Which one should I use?
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405 method not allowed Web API
...all before doing a post. It does this to make sure the CORS headers are in order. It can be problematic if you are not handling the OPTIONS call in your API controller.
public void Options() { }
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Django migration strategy for renaming a model and relationship fields
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Thank you! I tried many different strategies in order to rename a model that other models have foreign keys to (steps 1-3), and this was the only one that worked.
– MSH
Jan 1 at 10:36
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How to add to an existing hash in Ruby
...will create a empty hash.
Arrays have zero or more elements in a specific order, where elements may be duplicated. Hashes have zero or more elements organized by key, where keys may not be duplicated but the values stored in those positions can be.
Hashes in Ruby are very flexible and can have key...
How to manage a redirect request after a jQuery Ajax call
... has been stated regarding setting the response HTTP status code to 278 in order to avoid the browser transparently handling the redirects. Even though this worked, I was a little dissatisfied as it is a bit of a hack.
After more digging around, I ditched this approach and used JSON. In this case, ...
Java variable number or arguments for a method
... (String...strs, int... ints). What about just any type of argument in any order?
– trusktr
Oct 4 '13 at 1:49
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Is there a “standard” format for command line/shell help text?
...so, for example, -lst is equivalent to -t -l -s.
Options can appear in any order; thus -lst is equivalent to -tls.
Options can appear multiple times.
Options precede other nonoption
arguments: -lst nonoption.
The -- argument terminates options.
The - option is typically used to represent one of the ...
Sequelize Unknown column '*.createdAt' in 'field list'
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What is a loop invariant?
...posing the loop is iterating with i, at the end of each loop, the array is ordered until the i-th element.
– Clash
Apr 7 '11 at 16:23
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