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How to move a model between two Django apps (Django 1.7)
... able to work around it with managed=False but I have not tested it.
The "minimum" set of operations differ depending on the situation, but the following procedure should work for most/all ForeignKey migrations:
COPY the model from app1 to app2, set db_table, but DON'T change any FK references.
R...
Is XSLT worth it? [closed]
...ad MS Office installed! Turns out Excel has an XSD: new functionality with minimum basecode impact in 3 hours.
Personally I think it's one of the cleanest things I've encountered in my career, and I believe all of it's apparent issues (debugging, string manipulation, programming structures) are dow...
MySQL order by before group by
...I would do is minimize the amount of sorted data: that is sort and limit a minimum of data in the subquery and then join back to the whole table.
SELECT *
FROM wp_posts
INNER JOIN
(
SELECT max(post_date) post_date, post_author
FROM wp_posts
WHERE post_status='publish' AND post_type='post'
...
Best Practices: Salting & peppering passwords?
... 6 character random password would take years to crack. And considering my minimum recommended cost is 10, that reduces the hashes per second by a factor of 32. So we'd be talking only about 2200 hashes per second. At that rate, even some dictionary phrases or modificaitons may be safe.
Additionall...
How do I trim leading/trailing whitespace in a standard way?
...mp; isspace((unsigned char)*end)) end--;
end++;
// Set output size to minimum of trimmed string length and buffer size minus 1
out_size = (end - str) < len-1 ? (end - str) : len-1;
// Copy trimmed string and add null terminator
memcpy(out, str, out_size);
out[out_size] = 0;
retur...
Submitting HTML form using Jquery AJAX
... </body>
</html>
Important Note
Without using OAuth or at minimum HTTPS (TLS/SSL) please don't use this method for secure data (credit card numbers, SSN, anything that is PCI, HIPAA, or login related)
share
...
One DbContext per web request… why?
...actice.
While this has the benefits of occupying your db resources for the minimum time it clearly sacrifices all the UnitOfWork and Caching candy EF has to offer.
Keeping alive a single multipurpose instance of DbContext maximizes the benefits of Caching but since DbContext is not thread safe and...
How to avoid using Select in Excel VBA
...s where you need to do it. So keep activating and selecting to an absolute minimum as per the answer above.
– Nick
Nov 25 '16 at 14:34
7
...
Stack, Static, and Heap in C++
...ple threads will require multiple stacks (the process generally reserves a minimum size for the stack).
When you would want to use each one:
Statics/globals are useful for memory that you know you will always need and you know that you don't ever want to deallocate. (By the way, embedded environm...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...est score is the one we want to detect; however, if all scores are below a minimum threshold set by the programmer, the input gesture is not one of the gestures stored in the library [3].
Technical Approach
Gesture recognition is easy to implement with Android Studio, if one is familiar with Java p...