大约有 48,000 项符合查询结果(耗时:0.0659秒) [XML]
Django: Display Choice Value
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522
It looks like you were on the right track - get_FOO_display() is most certainly what you want:
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How can I make a ComboBox non-editable in .NET?
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edited Jun 8 '12 at 12:15
Omar
14.1k88 gold badges3838 silver badges6161 bronze badges
answer...
const vs constexpr on variables
...so that we can talk about them more easily:
const double PI1 = 3.141592653589793;
constexpr double PI2 = 3.141592653589793;
Both PI1 and PI2 are constant, meaning you can not modify them. However only PI2 is a compile-time constant. It shall be initialized at compile time. PI1 may be initi...
Named regular expression group “(?Pregexp)”: what does “P” stand for?
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275
Since we're all guessing, I might as well give mine: I've always thought it stood for Python. ...
Change the name of the :id parameter in Routing resources for Rails
...dditional scope blocks to take out some of the repetition.
EDIT (May 8, 2014): Make it more obvious the answer contains information for both Rails 3 & 4. Update the links to the code to go to exact line numbers and commits so that they should work for a longer period of time.
EDIT (Nov 16, 2...
How to write string literals in python without having to escape them?
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127
Raw string literals:
>>> r'abc\dev\t'
'abc\\dev\\t'
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Class 'DOMDocument' not found
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DeanDean
4,69722 gold badges1414 silver badges2222 bronze badges
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How to convert floats to human-readable fractions?
...e 0.33 , we need to output 1/3 .
If we have 0.4 , we need to output 2/5 .
26 Answers
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How to check if a value exists in a dictionary (python)
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>>> d = {'1': 'one', '3': 'three', '2': 'two', '5': 'five', '4': 'four'}
>>> 'one' in d.values()
True
Out of curiosity, some comparative timing:
>>> T(lambda : 'one' in d.itervalues()).repeat()
[0.28107285499572754, 0.29107213020324707, 0.2...
Difference between CMAKE_CURRENT_SOURCE_DIR and CMAKE_CURRENT_LIST_DIR
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edited Aug 22 at 18:44
einpoklum
76.5k3535 gold badges190190 silver badges394394 bronze badges
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