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How to fix 'android.os.NetworkOnMainThreadException'?
... brackets and a call to execute()). On the other hand, even a single fetch from a site as you mention brings a significant lag in the UI responsiveness. Don't be lazy.
– Zoltán
Sep 4 '12 at 9:39
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Link to “pin it” on pinterest without generating a button
...: "At this point, I’m just going to copy & paste from another post because… time." -- obviously less than ideal.
– Imperative
Feb 24 '15 at 1:11
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How can I reverse a list in Python?
...bout twice as fast (when reversing a 10k elements list and creating a list from it). I did not test memory consumption though. reverse might be faster though, if you don't need to cast to list afterwards.
– Dakkaron
Aug 23 '16 at 14:01
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Can I return the 'id' field after a LINQ insert?
....InsertOnSubmit(myObject);
db.SubmitChanges();
// You can retrieve the id from the object
int id = myObject.ID;
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How to get the number of characters in a std::string?
...s). If you're doing that, you're not going to get much help with anything from the std library, so you can handle rolling your own strlen as well. For wstring, u16string and u32string, it returns the number of characters, rather than bytes. (Again with the proviso that if you are using a variable...
Cost of len() function
...0000 loops, best of 3: 0.0713 usec per loop
Deque:
$ python -mtimeit -s"from collections import deque;d=deque(range(10));" "len(d)"
100000000 loops, best of 3: 0.0163 usec per loop
$ python -mtimeit -s"from collections import deque;d=deque(range(1000000));" "len(d)"
100000000 loops, best of 3: 0...
How to check if a float value is a whole number
...e if a floating point value is within a configurable margin:
>>> from math import isclose
>>> isclose((4**3) ** (1.0/3), 4)
True
>>> isclose(10648 ** (1.0/3), 22)
True
For older versions, the naive implementation of that function (skipping error checking and ignoring in...
How to sum a variable by group
...n has numbers that represent the number of times I saw the specific groups from "Category".
15 Answers
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Find full path of the Python interpreter?
How do I find the full path of the currently running Python interpreter from within the currently executing Python script?
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Are nested span tags OK in XHTML?
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Absolutely.
Here's the definition from an XHTML-strict DOCTYPE for a span element.
<!ELEMENT span %Inline;> <!-- generic language/style container -->
<!ATTLIST span
%attrs;
>
The "%Inline" part tells me that it can have child nodes fr...