大约有 46,000 项符合查询结果（耗时：0.0502秒） [XML]
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
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199
// Please note that I'm author of MessagePack. This answer may be biased.
Format design
Com...
How do I Convert DateTime.now to UTC in Ruby?
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156
d = DateTime.now.utc
Oops!
That seems to work in Rails, but not vanilla Ruby (and of course ...
How can I run PowerShell with the .NET 4 runtime?
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11 Answers
11
Active
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Why is the shovel operator (
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Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340
a += 'quux'
a.object_id #=> 2154742560
So << alters the original string rather than creating a new one. The reason for this is that in ruby a += b is syntact...
C# List of objects, how do I get the sum of a property
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316
using System.Linq;
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double total = myList.Sum(item => item.Amount);
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Convert a character digit to the corresponding integer in C
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15 Answers
15
Active
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How to “fadeOut” & “remove” a div in jQuery?
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edited Feb 16 '09 at 14:23
answered Feb 16 '09 at 14:09
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Remove border radius from Select tag in bootstrap 3
...earance is not supported in IE.
Working example: https://jsfiddle.net/gs2q1c7p/
select:not([multiple]) {
-webkit-appearance: none;
-moz-appearance: none;
background-position: right 50%;
background-repeat: no-repeat;
background-image: url(data:image/png;base64,iVBORw0KG...
How can I convert an RGB image into grayscale in Python?
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12 Answers
12
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C dynamically growing array
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213
I can use pointers, but I am a bit afraid of using them.
If you need a dynamic array, you can...