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Get name of current class?
...
import sys
def class_meta(frame):
class_context = '__module__' in frame.f_locals
assert class_context, 'Frame is not a class context'
module_name = frame.f_locals['__module__']
class_name = frame.f_code.co_name
...
Pickle incompatibility of numpy arrays between Python 2 and 3
... this snippet. Hope this helps to clarify the compatibility issue.
import sys
with gzip.open('mnist.pkl.gz', 'rb') as f:
if sys.version_info.major > 2:
train_set, valid_set, test_set = pickle.load(f, encoding='latin1')
else:
train_set, valid_set, test_set = pickle.load(f...
How to solve PHP error 'Notice: Array to string conversion in…'
...n that expects a string like: echo or print, then the PHP interpreter will convert your array to the literal string Array, throw this Notice and keep going. For example:
php> print(array(1,2,3))
PHP Notice: Array to string conversion in
/usr/local/lib/python2.7/dist-packages/phpsh/phpsh.php(...
Ignoring accented letters in string comparison
... it doesn't handle all accented letters, for example ð, ħ and ø are not converted to o, h and o respectively. Is there any way to handle these as well?
– Avrohom Yisroel
Aug 2 '17 at 14:07
...
Attempt to set a non-property-list object as an NSUserDefaults
...ry, NSString, NSData, NSNumber, and NSDate in NSUserDefaults.
You need to convert the object to NSData (like you have in some of the code) and store that NSData in NSUserDefaults. You can even store an NSArray of NSData if you need to.
When you read back the array you need to unarchive the NSData ...
How to find foreign key dependencies in SQL Server?
...hat can be used: https://docs.microsoft.com/en-us/sql/relational-databases/system-stored-procedures/sp-fkeys-transact-sql
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How do I concatenate multiple C++ strings on one line?
...";
Those character array literals are not C++ std::strings - you need to convert them:
s += string("Hello world, ") + string("nice to see you, ") + string("or not.");
To convert ints (or any other streamable type) you can use a boost lexical_cast or provide your own function:
template <type...
Optimal way to concatenate/aggregate strings
...r < 1000
BEGIN
insert into @YourTable VALUES (ROUND(@counter/10,0), CONVERT(NVARCHAR(50), @counter) + 'CC')
SET @counter = @counter + 1;
END
SET @startTime = GETDATE()
;WITH Partitioned AS
(
SELECT
ID,
Name,
ROW_NUMBER() OVER (PARTITION BY ID ORDER BY Name) ...
What exactly is Type Coercion in Javascript?
... when the operands of an operator are different types, one of them will be converted to an "equivalent" value of the other operand's type. For instance, if you do:
boolean == integer
the boolean operand will be converted to an integer: false becomes 0, true becomes 1. Then the two values are comp...
printf() formatting for hex
...
¶6 The flag characters and their meanings are:
...
# The result is converted to an "alternative form". ... For x (or X)
conversion, a nonzero result has 0x (or 0X) prefixed to it. ...
(Emphasis added.)
Note that using %#X will use upper-case letters for the hex digits and 0X as the pr...