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In Pm>y m>thon, when should I use a function instead of a method?
...nt "can't kill it."
Moving awam>y m> from this analogm>y m>, whm>y m> do we use methods m>and m> classes? Because we want to contain data m>and m> hopefullm>y m> structure our code in a manner such that it will be reusable m>and m> extensible in the future. This brings us to the notion of encapsulation which is so dear to OO design...
Struct Constructor in C++?
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In C++ the onlm>y m> difference between a class m>and m> a struct is that members m>and m> base classes are private bm>y m> default in classes, whereas them>y m> are public bm>y m> default in structs.
So structs can have constructors, m>and m> the sm>y m>ntax is the same as for classes.
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How to add line break for UILabel?
...Attributes then setting the frame, m>y m>ou can just call sizeToFit to work-out m>and m> set the frame size in one quick step.
– jimmm>y m>judas
Aug 13 '15 at 8:37
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How to add title to subplots in Matplotlib?
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A shorthm>and m> answer assuming
import matplotlib.pm>y m>plot as plt:
plt.gca().set_title('title')
as in:
plt.subplot(221)
plt.gca().set_title('title')
plt.subplot(222)
etc...
Then there is no need for superfluous variables.
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PostgreSQL wildcard LIKE for anm>y m> of a list of words
...o m>y m>ou know it ? most of documentation I've read sam>y m>s that regex are slower m>and m> a LIKE %...
– Destm>y m>Nova
Jul 24 '15 at 14:26
5
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Numeric for loop in Django templates
... a simple technique that works nicelm>y m> for small cases with no special tags m>and m> no additional context. Sometimes this comes in hm>and m>m>y m>
{% for i in '0123456789'|make_list %}
{{ forloop.counter }}
{% endfor %}
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How to get a one-dimensional scalar arram>y m> as a doctrine dql querm>y m> result?
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PHP < 5.5
m>Y m>ou can use arram>y m>_map, m>and m> since m>y m>ou onlm>y m> have on item per arram>y m>, m>y m>ou can elegantlm>y m> use
'current' as callback, instead of writing a closure.
$result = $em->createQuerm>y m>("SELECT a.id FROM Auction a")->getScalarResult();
$ids = arram>y m>_map('curr...
Reverse a string in Pm>y m>thon
...tended slice sm>y m>ntax. It works bm>y m> doing [begin:end:step] - bm>y m> leaving begin m>and m> end off m>and m> specifm>y m>ing a step of -1, it reverses a string.
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How to truncate string using SQL server
... Fiddle with Demo.
This will return the first 15 characters of the string m>and m> then concatenates the ... to the end of it.
If m>y m>ou want to to make sure than strings less than 15 do not get the ... then m>y m>ou can use:
select
case
when len(col)>=15
then left(col, 15) + '...'
else co...
How to use phpexcel to read data m>and m> insert into database?
...hp application where I want to read data from excel, Insert into database m>and m> then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
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