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Cost of len() function
...is executed only once and is not timed.
List:
$ python -m timeit -s "l = range(10);" "len(l)"
10000000 loops, best of 3: 0.0677 usec per loop
$ python -m timeit -s "l = range(1000000);" "len(l)"
10000000 loops, best of 3: 0.0688 usec per loop
Tuple:
$ python -m timeit -s "t = (1,)*10;" "len(t)...
Find and replace strings in vim on multiple lines
...s the last substitution with the same flags. You can supply the additional range(s) to it (and concatenate as many as you like):
:6,10s/<search_string>/<replace_string>/g | 14,18&&
If you have many ranges though, I'd rather use a loop:
:for range in split('6,10 14,18')| exe r...
What's the complete range for Chinese characters in Unicode?
.... Blocks Containing Han Ideographs
Block Range Comment
CJK Unified Ideographs 4E00-9FFF Common
CJK Unified Ideographs Extension A 3400-4DBF Rare
CJK Unified Ideographs Extension B 20000-2A6DF Rare, historic
CJK Unified Ideographs...
What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
Some Git commands take commit ranges and one valid syntax is to separate two commit names with two dots .. , and another syntax uses three dots ... .
...
Read Excel File in Python
...ber_of_columns = sheet.ncols
items = []
rows = []
for row in range(1, number_of_rows):
values = []
for col in range(number_of_columns):
value = (sheet.cell(row,col).value)
try:
value = str(int(value))
except ValueErro...
How to calculate the difference between two dates using PHP?
.... I still believe that for most purposes that's fine, since the usage of a range is more to provide a sense of how much time has passed or remains rather than to provide precision - if you want to do that, just output the date.
Despite all that, I've decided to address the complaints. If you truly...
How to get the caret column (not pixels) position in a textarea, in characters, from the start?
...
return 0;
}
var c = "\001",
sel = document.selection.createRange(),
dul = sel.duplicate(),
len = 0;
dul.moveToElementText(node);
sel.text = c;
len = dul.text.indexOf(c);
sel.moveStart('character',-1);
sel.text = "";
return len;
}
(complete code here)
I als...
CORS Access-Control-Allow-Headers wildcard being ignored?
...oding, Accept-Ext, Accept-Features, Accept-Language, Accept-Params, Accept-Ranges, Access-Control-Allow-Credentials, Access-Control-Allow-Headers, Access-Control-Allow-Methods, Access-Control-Allow-Origin, Access-Control-Expose-Headers, Access-Control-Max-Age, Access-Control-Request-Headers, Access-...
How can I extract a predetermined range of lines from a text file on Unix?
...ying a line number will match only that line in the input.
An address range can be specified by specifying two addresses
separated by a comma (,). An address range matches lines starting from
where the first address matches, and continues until the second
address matches (inclusively).
...
Determine Whether Two Date Ranges Overlap
Given two date ranges, what is the simplest or most efficient way to determine whether the two date ranges overlap?
35 Answ...