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How can I delete a newline if it is the last character in a file?
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You can do this with head from GNU coreutils, it supports arguments that are relative to the end of the file. So to leave off the last byte use:
head -c -1
To test for an ending newline you can use tail and wc. The following example saves the resul...
Create an empty list in python with certain size
...uld still fail, as our list has only 10 elements.
range(x) creates a list from [0, 1, 2, ... x-1]
# 2.X only. Use list(range(10)) in 3.X.
>>> l = range(10)
>>> l
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
Using a function to create a list:
>>> def display():
... s1 = []
... ...
Twitter Bootstrap - how to center elements horizontally or vertically
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From the Bootstrap documentation:
Set an element to display: block and center via margin. Available as a mixin and class.
<div class="center-block">...</div>
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Test whether string is a valid integer
...e The linked document describes the construct for removing a string prefix from a variable used in the case line. It is just at the bottom of the page, but there are no anchors, so I could not directly link to it, see section "Substring Removal"
– Niklas Peter
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Re-ordering columns in pandas dataframe based on column name [duplicate]
...be removed in a future version. Use '.reindex' instead. This is separate from the ipykernel package so we can avoid doing imports until
– CodingMatters
May 8 '18 at 8:27
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What does '
...ach($tokens as $token){
echo token_name((int) $token[0]), PHP_EOL;
}
From the List of Parser Tokens, here is what T_OPEN_TAG_WITH_ECHO links to.
share
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Add a “hook” to all AJAX requests on a page
...s worked perfectly for my particular needs: In Wordpress, filtering events from Events Organizer plugin full calendar
– Alfredo Yong
Feb 6 '17 at 16:24
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Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
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Yes, this is how you know that someone learned C from K&R, the way it should be learned. Whenever I see while(TRUE), I suspect the programmer is a C newbie, or learned C from a For Dummies book.
– Kristopher Johnson
May 19 '10 at ...
Javascript - get array of dates between 2 dates
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Should we better remove time from startDate and endDate? Because if startDate's time is later than stopDate's time, it won't include stopDate in the result, right?
– Hp93
Jun 11 '16 at 18:00
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JQuery Event for user pressing enter in a textbox?
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@ClickUpvote #1: remove it from the answer -- then we can talk.
– Naftali aka Neal
Jun 29 '11 at 17:54
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