by: Hilde Roth |
last post by:
This may have been asked before but I can't find it. If I have
a rectangular list of lists, say, l = ,,], is
there a handy syntax for retrieving the ith item of every sublist?
I know about for i...
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by: Steven Bethard |
last post by:
So I need to do something like:
for i in range(len(l)):
for j in range(i+1, len(l)):
# do something with (l, l)
where I get all pairs of items in a list (where I'm thinking of pairs
as sets,...
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by: Ishwor |
last post by:
Hi all. Look at this snippet of code.
>>> l =
>>> l
>>> l
'a'
It prints the value 'a'. Fine so far :-)
l ---> 'a' .
l---> 'a' --> 'a'.
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by: Steven Watanabe |
last post by:
I know that the standard idioms for clearing a list are:
(1) mylist =
(2) del mylist
I guess I'm not in the "slicing frame of mind", as someone put it, but
can someone explain what the...
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by: W.Sh |
last post by:
Hello Everyone!
I'm having some issues with javascript that I can't seem to resolve...
Basically, I have a very simple code that's supposed to change the
innerHTML of a span element whenever I...
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by: micklee74 |
last post by:
hi
i have a list with contents like this
alist =
how can i "convert" this list into a dictionary such that
dictionary = { '>QWER':'askfhs' , '>REWR' : 'sfsdf' , '>FGDG',
'sdfsdgffdgfdg' }
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by: Ryan |
last post by:
I have a bit of a problem with regards an indexing strategy. Well,
basically there is no indexing strategy on a set of data I have at
work. Now, I didn't create the design as I would have allowed...
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by: hollowspook |
last post by:
Hi, there
a = range(100)
if I want to use No 7, 11, 56,90 in a, then the only way I do is ,
a, a, a].
Is there any other way?
Thanks in advance.
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by: Emin |
last post by:
Dear Experts,
How much slower is dict indexing vs. list indexing (or indexing into a
numpy array)? I realize that looking up a value in a dict should be
constant time, but does anyone have a...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
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by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
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by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
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