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Select distinct values from a table field
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206
Say your model is 'Shop'
class Shop(models.Model):
street = models.CharField(max_length=1...
C++ auto keyword. Why is it magic?
...ew bugs related to it either.
When this answer was originally written (in 2011, before the ink was dry on the C++ 11 standard) auto was already quite portable. Nowadays, it's thoroughly portable among all the mainstream compilers. The only obvious reasons to avoid it would be if you need to write c...
How does Chrome's “Request Desktop Site” option work?
...y Nexus Build/IMM76K) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.166 Mobile Safari/535.19
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.45 Safari/535.19
Notice the word "Mobile' in the first one, and also the mention of Android system and dev...
What is the @Html.DisplayFor syntax for?
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219
Html.DisplayFor() will render the DisplayTemplate that matches the property's type.
If it can...
Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
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Split comma-separated strings in a column into separate rows
...ackage (see code below).
The sample data given by the OP consists only of 20 rows. To create larger data frames, these 20 rows are simply repeated 1, 10, 100, 1000, 10000, and 100000 times which give problem sizes of up to 2 million rows.
Benchmark results
The benchmark results show that for s...
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
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edited Jun 12 '19 at 19:25
tir38
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How to style a JSON block in Github Wiki?
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edited Feb 15 '13 at 20:50
answered Feb 15 '13 at 19:24
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When to use the JavaScript MIME type application/javascript instead of text/javascript?
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In theory, according to RFC 4329, application/javascript.
The reason it is supposed to be app...