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capturing self strongly in this block is likely to lead to a retain cycle
...f) weakSelf = self; thanks fo the help @Tim
– user1845209
Jan 28 '13 at 6:51
1
Good answer, but ...
Does Python have a string 'contains' substring method?
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You can use the in operator:
if "blah" not in somestring:
continue
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Python class inherits object
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edited Aug 14 '19 at 18:37
Werner Faruk
322 bronze badges
answered Jul 12 '17 at 15:34
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How to write a Python module/package?
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A module is a file containing Python definitions and statements. The file name is the module n...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
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spl_autoload_register() allows you to register multiple functions (or static methods from your ...
Where should signal handlers live in a django project?
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I actually like to make them classmethods of the model itself. That keeps everything within one...
Hidden Features of PHP? [closed]
...ime is great.
– Allain Lalonde
Sep 14 '08 at 17:46
1
This is a great feature of PHP, but I wouldn...
理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...给变量'sample' 3. 执行代码块，打印变量"sample"的值为 "Foo" 4. __exit__()方法被调用 with真正强大之处是它可以处理异常。可能你已经注意到Sample类的__exit__方法有三个参数- val, type 和 trace。 这些参数在异常处理中相当有用。我们来改...
C/C++ line number
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answered May 17 '10 at 14:27
Julien HoarauJulien Hoarau
44.7k1818 gold badges120120 silver badges114114 bronze badges
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Is inject the same thing as reduce in ruby?
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edited May 9 '14 at 7:03
answered Dec 11 '12 at 3:44
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