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List comprehension on a nested list?
...100,000
>>> python -m timeit "[list(map(float,k)) for k in [list(range(0,10))]*10]"
>>> 100000 loops, best of 3: 15.2 usec per loop
>>> python -m timeit "[[float(y) for y in x] for x in [list(range(0,10))]*10]"
>>> 10000 loops, best of 3: 19.6 usec per loop
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HTML5 input type range show range value
I am making a website where I want to use range slider(I know it only supports webkit browsers).
12 Answers
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How to debug Google Apps Script (aka where does Logger.log log to?)
...p.getActiveSpreadsheet().getSheetByName("checklist");
var checklist_data_range = checklist.getDataRange();
var checklist_num_rows = checklist_data_range.getNumRows();
Logger.log("checklist num rows: " + checklist_num_rows);
var coredata = SpreadsheetApp.getActiveSpreadsheet().getSheetByName...
Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
... learning Ruby and Ruby on Rails and came across validation code that uses ranges:
5 Answers
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Determine Whether Integer Is Between Two Other Integers?
... What is the speed difference between this and if number in range(10000, 30001) as suggested by other solution? Additionally, is it faster or slower when using set instead of range?
– Sung Cho
Aug 12 '15 at 0:37
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Set the maximum character length of a UITextField
...ctive-C
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
// Prevent crashing undo bug – see note below.
if(range.length + range.location > textField.text.length)
{
return NO;
}
NSU...
Creating a range of dates in Python
...e.datetime.today()
date_list = [base - datetime.timedelta(days=x) for x in range(numdays)]
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How to cherry pick a range of commits and merge into another branch?
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When it comes to a range of commits, cherry-picking is was not practical.
As mentioned below by Keith Kim, Git 1.7.2+ introduced the ability to cherry-pick a range of commits (but you still need to be aware of the consequence of cherry-picking ...
Iterating through a range of dates in Python
...only one iteration:
for single_date in (start_date + timedelta(n) for n in range(day_count)):
print ...
And no list gets stored, only one generator is iterated over. Also the "if" in the generator seems to be unnecessary.
After all, a linear sequence should only require one iterator, not two.
U...
Best TCP port number range for internal applications [closed]
...t instance and uses a specific TCP port. What would be the best IANA port range to use for these apps in order to avoid port number collisions with any other process on the server?
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