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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 to avoid “if” chains?
...grammers. So clearly a win-win: decent code and somebody learned something from reading it.
– x4u
Jun 27 '14 at 12:11
24
...
“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...encing error when connecting MY DB which is in VM Role(I have SQL VM Role) from Azure Website. Both VM Role and Azure Website are in West zone. I am facing following issue:
...
Difference between SPI and API?
...
From Effective Java, 2nd Edition:
A service provider framework is a
system in which multiple service
providers implement a service, and the
system makes the implementations
available to its clients, decoupling
t...
jQuery UI Sortable Position
... As an additional note, if you want to track where the moved item came from (move from position 0 to position 2) then you need to access the ui.item.index() value in the start event and store that value.
– David Boike
Apr 10 '12 at 14:23
...
Comment Inheritance for C# (actually any language)
...low up the code unnecessarily. If a tool can understand what a method does from its name, than a person can also understand and no doc is needed.
– Lensflare
Jan 8 '16 at 12:59
...
Convert String to Calendar Object in Java
...
tl;dr
The modern approach uses the java.time classes.
YearMonth.from(
ZonedDateTime.parse(
"Mon Mar 14 16:02:37 GMT 2011" ,
DateTimeFormatter.ofPattern( "E MMM d HH:mm:ss z uuuu" )
)
).toString()
2011-03
Avoid legacy date-time classes
The modern way is w...
Mimicking sets in JavaScript?
...n the list:
if (A in obj) {
// put code here
}
Question 2: Delete 'A' from the list if it's there:
delete obj[A];
Question 3: Add 'A' to the list if it wasn't already there
obj[A] = true;
For completeness, the test for whether A is in the list is a little safer with this:
if (Object.prototyp...
Instance variables vs. class variables in Python
...(a little bit) faster (one less level of "lookup" due to the "inheritance" from class to instance), and there are no downsides to weigh against this small advantage.
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...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...rgv[0][0] shall be the null character if the program name is not available from the host environment.
So no, it's only the program name if that name is available. And it "represents" the program name, not necessarily is the program name. The section before that states:
If the value of argc is ...