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When should Flask.g be used?
I saw that g will move from the request context to the app context in Flask 0.10, which made me confused about the intended use of g .
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Python __str__ versus __unicode__
.... After that, then here is a functional example:
#! /usr/bin/env python
from future.utils import python_2_unicode_compatible
from sys import version_info
@python_2_unicode_compatible
class SomeClass():
def __str__(self):
return "Called __str__"
if __name__ == "__main__":
some_i...
How does Hadoop process records split across block boundaries?
... SE question : About Hadoop/HDFS file splitting
More details can be read from documentation
The Map-Reduce framework relies on the InputFormat of the job to:
Validate the input-specification of the job.
Split-up the input file(s) into logical InputSplits, each of which is then assigned to an in...
How do I ignore the initial load when watching model changes in AngularJS?
...a deep graph in the $scope.fieldcontainer property. After I get a response from my REST API (via $resource), I add a watch to 'fieldcontainer'. I am using this watch to detect if the page/entity is "dirty". Right now I'm making the save button bounce but really I want to make the save button invisib...
Extract hostname name from string
I would like to match just the root of a URL and not the whole URL from a text string. Given:
27 Answers
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SQLAlchemy: What's the difference between flush() and commit()?
...a Session object to query the database, the query will return results both from the database and from the flushed parts of the uncommitted transaction it holds. By default, Session objects autoflush their operations, but this can be disabled.
Hopefully this example will make this clearer:
#---
s =...
Apache: “AuthType not set!” 500 Error
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In OS X MAMP apache 2.2, change from "Require all granted" to Satisfy Any
– Matilda Yi Pan
May 22 '16 at 23:40
add a comment
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Is REST DELETE really idempotent?
...state of the system after the request has completed
In all cases (apart from the error issues - see below), the account no longer exists.
From here
"Methods can also have the property of
"idempotence" in that (aside from
error or expiration issues) the
side-effects of N > 0 identic...
Using python's eval() vs. ast.literal_eval()?
...ery powerful, but is also very dangerous if you accept strings to evaluate from untrusted input. Suppose the string being evaluated is "os.system('rm -rf /')" ? It will really start deleting all the files on your computer.
ast.literal_eval:
Safely evaluate an expression node or a string containing a...
Find out if string ends with another string in C++
...f substrings, it's very off-by-one prone... I'ld rather iterate backwards from the end of both strings, trying to find a mismatch.
– xtofl
May 18 '09 at 8:15
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