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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?
...y transform
for (int c = 0; c < arraySize; ++c)
if (data[c] >= 128)
for (int i = 0; i < 100000; ++i)
sum += data[c];
into
for (int c = 0; c < arraySize; ++c)
if (data[c] >= 128)
sum += 100000 * data[c];
because the latter could lead to overflo...
Saving images in Python at a very high quality
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edited Aug 9 '19 at 10:27
Dilawar
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answered Ap...
How to step through Python code to help debug issues?
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268
Yes! There's a Python debugger called pdb just for doing that!
You can launch a Python progra...
How do I make HttpURLConnection use a proxy?
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edited Nov 6 '14 at 13:02
Will
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answered Sep 16 ...
UITableView row animation duration and completion callback
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edited Oct 11 '19 at 15:21
Daniel Dickison
21.4k1111 gold badges6666 silver badges8888 bronze badges
a...
Camera access through browser
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125
You could try this:
<input type="file" capture="camera" accept="image/*" id="cameraInput" n...
How connect Postgres to localhost server using pgAdmin on Ubuntu?
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29
You haven't created a user db. If its just a fresh install, the default user is postgres and th...
How to get file creation & modification date/times in Python?
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672
Getting some sort of modification date in a cross-platform way is easy - just call os.path.getmt...
Safe String to BigDecimal conversion
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edited Mar 12 '18 at 23:13
Bax
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ans...
DbArithmeticExpression arguments must have a numeric common type
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247
Arithmetic with DateTime is not supported in Entity Framework 6 and earlier. You have to use D...