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Count the number occurrences of a character in a string
...pping occurrences of substring sub in the range [start, end]. Optional argum>me m>nts start and end are interpreted as in slice notation.
>>> sentence = 'Mary had a little lamb'
>>> sentence.count('a')
4
share...
Number of occurrences of a character in a string [duplicate]
I am trying to get the number of occurrences of a certain character such as & in the following string.
6 Answers
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What does -XX:MaxPermSize do?
Specifically, why would it help to fix a PermGen OutOfm>Me m>moryError issue?
3 Answers
3
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Stack vs heap allocation of structs in Go, and how they relate to garbage collection
I'm new to Go and I'm experiencing a bit of congitive dissonance between C-style stack-based programming where automatic variables live on the stack and allocated m>me m>mory lives on the heap and and Python-style stack-based-programming where the only thing that lives on the stack are references/pointer...
How do I manipulate a variable whose nam>me m> conflicts with PDB commands?
My code is, for better or worse, rife with single letter variables (it's physics stuff, so those letters are m>me m>aningful), as well as NumPy's, which I'm often interacting with.
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Math - mapping numbers
How do I map numbers, linearly, between a and b to go between c and d.
9 Answers
9
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How to detect internet speed in JavaScript?
...ge that will detect the user’s internet speed and show it on the page? Som>me m>thing like “your internet speed is ??/?? Kb/s” .
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How to disable text selection highlighting
...ixed version, currently
supported by Chrom>me m>, Edge, Opera and Firefox */
}
<p>
Selectable text.
</p>
<p class="noselect">
Unselectable text.
</p>
Note that user-select is in standardization process (currently in a W3C working draft...
How do you determine what SQL Tables have an identity column programmatically
...rsion to version) is to use the
INFORMATION_SCHEMA views:
select COLUMN_NAm>ME m>, TABLE_NAm>ME m>
from INFORMATION_SCHEMA.COLUMNS
where COLUMNPROPERTY(object_id(TABLE_SCHEMA+'.'+TABLE_NAm>ME m>), COLUMN_NAm>ME m>, 'IsIdentity') = 1
order by TABLE_NAm>ME m>
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How to change plot background color?
...
Use the set_facecolor(color) m>me m>thod of the axes object, which you've created one of the following ways:
You created a figure and axis/es together
fig, ax = plt.subplots(nrows=1, ncols=1)
You created a figure, then axis/es later
fig = plt.figure()
ax...