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error: command 'gcc' failed with exit status 1 while installing eventlet
... need both python-dev and libevent-dev. Thanks!
– Alex Whittemore
May 17 '13 at 2:00
57
For fedor...
When to use enumerateObjectsUsingBlock vs. for
...use whichever pattern you want to use and comes more naturally in the context.
While for(... in ...) is quite convenient and syntactically brief, enumerateObjectsUsingBlock: has a number of features that may or may not prove interesting:
enumerateObjectsUsingBlock: will be as fast or faster than ...
Why does isNaN(“ ”) (string with spaces) equal false?
In JavaScript, why does isNaN(" ") evaluate to false , but isNaN(" x") evaluate to true ?
23 Answers
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PHP - iterate on string characters
... is much more efficient than the answer provided.
– 0x476f72616e
Oct 15 '18 at 3:10
6
Just note t...
Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]
I have got a 2.67 GHz Celeron processor, and 1.21 GB of RAM on a x86 Windows XP Professional machine.
77 Answer...
Retrieve version from maven pom.xml in code
What is the simplest way to retrieve version number from maven's pom.xml in code, i.e., programatically?
11 Answers
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How do I install the yaml package for Python?
...pip install pyyaml
If you want to install python yaml system-wide in linux, you can also use a package manager, like aptitude or yum:
$ sudo apt-get install python-yaml
$ sudo yum install python-yaml
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Drop all duplicate rows across multiple columns in Python Pandas
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What if my columns are not explicitly labelled? How do I select the columns just based on their index?
– Hamman Samuel
Feb 9 '17 at 21:42
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Difference between open and codecs.open in Python
There are two ways to open a text file in Python:
8 Answers
8
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How to make unicode string with python3
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Literal strings are unicode by default in Python3.
Assuming that text is a bytes object, just use text.decode('utf-8')
unicode of Python2 is equivalent to str in Python3, so you can also write:
str(text, 'utf-8')
if you prefer.
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