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Given a URL to a text file, what is the simplest way to read the contents of the text file?
... = urllib2.urlopen("http://www.google.com").read(20000) # read only 20 000 chars
data = data.split("\n") # then split it into lines
for line in data:
print line
* Second example in Python 3:
import urllib.request # the lib that handles the url stuff
for line in urllib.request.urlopen(t...
Delete empty lines using sed
...\s*$ will match all "empty" lines, empty here means, the line contains no chars, or the line contains only empty strings (E.g. spaces). All matched lines will be removed by sed, with the d command.
– Kent
Feb 26 '17 at 19:41
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How can I format a String number to have commas and round?
...as well merge this into a BigInteger type of class that handles compressed char[] arrays for math computations.
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How to HTML encode/escape a string? Is there a built-in?
...d string that I want to show as text in an HTML page. I need to escape the chars ' < ' and ' & ' as HTML entities. The less fuss the better.
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Convert DOS line endings to Linux line endings in Vim
...s I created in Windows, the lines all end with ^M .
How do I delete these characters all at once?
26 Answers
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Inserting a tab character into text using C#
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Try using the \t character in your strings
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[ :Unexpected operator in shell programming [duplicate]
...gh omitted whitespace around the brackets hardly compensate for the single character saved. ("if [ $x = 5 ]" vs "if test $x = 5"; 13 chars vs 14).
– William Pursell
Aug 8 '10 at 3:17
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How to convert an NSString into an NSNumber
...ing containing a number of any primitive data type (e.g. int , float , char , unsigned int , etc.)? The problem is, I don't know which number type the string will contain at runtime.
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Count number of occurrences of a given substring in a string
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s = 'sub1 sub2 sub3'
s.split().index('sub2')
>>> 1
You mean the char-position of the sub-string in the string:
s.find('sub2')
>>> 5
You mean the (non-overlapping) counts of appearance of a su-bstring:
s.count('sub2')
>>> 1
s.count('sub')
>>> 3
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Unix's 'ls' sort by name
... answered Aug 26 '13 at 19:44
Richard SmithRichard Smith
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