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What is the difference between __init__ and __call__?
...hat:
class Foo:
def __init__(self, a, b, c):
# ...
x = Foo(1, 2, 3) # __init__
The second implements function call operator.
class Foo:
def __call__(self, a, b, c):
# ...
x = Foo()
x(1, 2, 3) # __call__
...
Alternatives to gprof [closed]
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Dec 19 '09 at 5:26
Norman Ramsey...
How to prompt for user input and read command-line arguments [closed]
...
12 Answers
12
Active
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How to write one new line in Bitbucket markdown?
...
259
It's possible, as addressed in Issue #7396:
When you do want to insert a <br /> brea...
How to determine a Python variable's type?
How do I see the type of a variable whether it is unsigned 32 bit, signed 16 bit, etc.?
17 Answers
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What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...he nuances, scope inheritance is normally straightfoward... until you need 2-way data binding (i.e., form elements, ng-model) in the child scope. Ng-repeat, ng-switch, and ng-include can trip you up if you try to bind to a primitive (e.g., number, string, boolean) in the parent scope from inside th...
Insert picture into Excel cell [closed]
...e) > Click OK
Image will appear on hover over.
Microsoft Office 365 (2019) introduced new things called comments and renamed the old comments as "notes". Therefore in the steps above do New Note instead of Insert Comment. All other steps remain the same and the functionality still exists.
T...
App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
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How can I pretty-print JSON using node.js?
...var fs = require('fs');
fs.writeFile('test.json', JSON.stringify({ a:1, b:2, c:3 }, null, 4));
/* test.json:
{
"a": 1,
"b": 2,
"c": 3,
}
*/
See the JSON.stringify() docs at MDN, Node fs docs
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What is the best (idiomatic) way to check the type of a Python variable? [duplicate]
... interface? Following code covers first two cases. If you are using Python 2.6 you might want to use collections.Mapping instead of dict as per the ABC PEP.
def value_list(x):
if isinstance(x, dict):
return list(set(x.values()))
elif isinstance(x, basestring):
return [x]
...