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What does preceding a string literal with “r” mean? [duplicate]
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The r means that the string is to be treated as a raw string, which means all escape codes will be ignored.
For an example:
'\n' will be treated as a newline character, while r'\n' will be treated as the characters \ followed by n.
When an 'r' or 'R' prefix is present,...
How to split a dos path into its components in Python
... this "C:\usr\rs0\my0\in111102.log" is used (unless the initial input is a raw string) ?
– shearichard
Nov 3 '11 at 0:55
1
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How to implement a ViewPager with different Fragments / Layouts
..., any layout-file can be used for the Fragments.
FirstFragment.java has a orange background layout, SecondFragment.java has a green background layout and ThirdFragment.java has a red background layout. Furthermore, each Fragment displays a different text, depending on which class it is from and whi...
How to get std::vector pointer to the raw data?
...ckoverflow.com%2fquestions%2f6485496%2fhow-to-get-stdvector-pointer-to-the-raw-data%23new-answer', 'question_page');
}
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File Upload without Form
... named file with properties of file_field to form_data
form_data.append("user_id", 123) // Adding extra parameters to form_data
$.ajax({
url: "/upload_avatar", // Upload Script
dataType: 'script',
cache: false,
contentType: false,
processData: false,
data: form_data, // S...
Angular directives - when and how to use compile, controller, pre-link and post-link [closed]
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How did you create this drawing ?
– Royi Namir
Nov 1 '15 at 12:01
6
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How to return raw string with ApiController?
...y. For everything else you will have to build your own formatter or return raw HttpResponseMessages from your methods as shown in my answer.
– Darin Dimitrov
Dec 26 '12 at 21:35
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What is the perfect counterpart in Python for “while not EOF”
...sure performant reads.
You can do the same with the stdin (no need to use raw_input():
import sys
for line in sys.stdin:
do_something()
To complete the picture, binary reads can be done with:
from functools import partial
with open('somefile', 'rb') as openfileobject:
for chunk in ite...
Escape regex special characters in a Python string
...f the first parenthesized group.)
The r in front of r'([\"])' means it's a raw string. Raw strings use different
rules for escaping backslashes. To write ([\"]) as a plain string, you'd need to
double all the backslashes and write '([\\"])'. Raw strings are friendlier when
you're writing regular exp...
How to read keyboard-input?
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try
raw_input('Enter your input:') # If you use Python 2
input('Enter your input:') # If you use Python 3
and if you want to have a numeric value
just convert it:
try:
mode=int(raw_input('Input:'))
except ValueErro...