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HTML5 Canvas Resize (Downscale) Image High Quality?
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14 Answers
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Installing Google Protocol Buffers on mac
...like to install the older version of Google Protocol Buffers (protobuf-2.4.1) on mac using Terminal command line. I tried with brew install protobuf , but the latest version 2.5.0 has been installed. Is it possible to install the older version from terminal.
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Sort points in clockwise order?
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195
First, compute the center point.
Then sort the points using whatever sorting algorithm you lik...
Count work days between two dates
...CLARE @StartDate DATETIME
DECLARE @EndDate DATETIME
SET @StartDate = '2008/10/01'
SET @EndDate = '2008/10/31'
SELECT
(DATEDIFF(dd, @StartDate, @EndDate) + 1)
-(DATEDIFF(wk, @StartDate, @EndDate) * 2)
-(CASE WHEN DATENAME(dw, @StartDate) = 'Sunday' THEN 1 ELSE 0 END)
-(CASE WHEN DATENAME(d...
Sort a list by multiple attributes?
... can be a function that returns a tuple:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or you can achieve the same using itemgetter (which is faster and avoids a Python function call):
import operator
s = sorted(s, key = operator.itemgetter(1, 2))
And notice that here you can use sort instead of...
IDEA: javac: source release 1.7 requires target release 1.7
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18 Answers
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When is “i += x” different from “i = i + x” in Python?
...ts than the standard notation of i = i + . Is there a case in which i += 1 would be different from i = i + 1 ?
3 Answer...
Javascript reduce on array of objects
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15 Answers
15
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C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...i]);
//为指定节点的新建属性并赋值
node.SetAttribute("id","11111");
//为指定节点添加子节点
root.AppendChild(node);
//获取指定节点的指定属性值
string id=node.Attributes["id"].Value;
//获取指定节点中的文本
string content=node.InnerText;
//...