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How to show full object in Chrome console?
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Use console.dir() to output a browse-able object you can click through instead of the .toString() version, like this:
console.dir(functor);
Prints a JavaScript representation of the specified object. If the object being logged is an HTML element, th...
How to get the parents of a Python class?
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Use the following attribute:
cls.__bases__
From the docs:
The tuple of base classes of a class
object.
Example:
>>> str.__bases__
(<type 'basestring'>,)
Another example:
>>> class A(object):
... pass
...
&g...
What's the difference between Task.Start/Wait and Async/Await?
I may be missing something but what is the difference between doing:
6 Answers
6
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Converting a column within pandas dataframe from int to string
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In [16]: df = DataFrame(np.arange(10).reshape(5,2),columns=list('AB'))
In [17]: df
Out[17]:
A B
0 0 1
1 2 3
2 4 5
3 6 7
4 8 9
In [18]: df.dtypes
Out[18]:
A int64
B int64
dtype: object
Convert a series
In [19]: df['A'].apply(str)
Out[19]:
0 0
1 2
2 4
3 ...
When should I use double instead of decimal?
I can name three advantages to using double (or float ) instead of decimal :
12 Answers
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What's the difference between a Future and a Promise?
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According to this discussion, Promise has finally been called CompletableFuture for inclusion in Java 8, and its javadoc explains:
A Future that may be explicitly completed (setting its value and status), and may be used as a Com...
How to view DLL functions?
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For native code it's probably best to use Dependency Walker. It also possible to use dumpbin command line utility that comes with Visual Studio.
share
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Google fonts URL break HTML5 Validation on w3.org
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URL encode the | (pipe characters) in the href attribute (%7C):
<link rel="stylesheet" type="text/css" href="http://fonts.googleapis.com/css?family=Open+Sans:400,600,300,800,700,400italic%7CPT+Serif:400,400italic%7CBree+Serif">
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std::function vs template
...::function family of functor wrappers. Unfortunately, I keep hearing only bad things about these new additions. The most popular is that they are horribly slow. I tested it and they truly suck in comparison with templates.
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Sorting dropdown alphabetically in AngularJS
...alling a service. Unfortunately the data coming in is a mess and I need to be able to sort it alphabetically.
4 Answers
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