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Return multiple columns from pandas apply()
...data.
def sizes(s):
s['size_kb'] = locale.format("%.1f", s['size'] / 1024.0, grouping=True) + ' KB'
s['size_mb'] = locale.format("%.1f", s['size'] / 1024.0 ** 2, grouping=True) + ' MB'
s['size_gb'] = locale.format("%.1f", s['size'] / 1024.0 ** 3, grouping=True) + ' GB'
return s
df_...
App Inventor 2 扩展开发实战：从Java小白到发布第一个.aix自定义插件 - Ap...
... addVectors(float[] v1, float[] v2) {
return new float[]{v1[0] + v2[0], v1[1] + v2[1]};
}
@SimpleFunction(description = "返回两个向量的点积")
public float dotProduct(float[] v1, float[] v2) {
return v1[0] * v2[...
Difference between Convert.ToString() and .ToString()
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Servy
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answered May 13 '10 at 15:46
RyanRyan
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How do synchronized static methods work in Java and can I use it for loading Hibernate entities?
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answered Feb 23 '09 at 20:35
OscarRyzOscarRyz
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What's the right way to decode a string that has special HTML entities in it? [duplicate]
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409
This is my favourite way of decoding HTML characters. The advantage of using this code is that ...
How to use ternary operator in razor (specifically on HTML attributes)?
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answered Nov 3 '10 at 22:22
David BrownDavid Brown
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lodash multi-column sortBy descending
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As of lodash 3.5.0 you can use sortByOrder (renamed orderBy in v4.3.0):
var data = _.sortByOrder(array_of_objects, ['type','name'], [true, false]);
Since version 3.10.0 you can even use standard semantics for ordering (asc, desc):
var dat...
How do I get the time difference between two DateTime objects using C#?
...following example demonstrates how to do this:
DateTime a = new DateTime(2010, 05, 12, 13, 15, 00);
DateTime b = new DateTime(2010, 05, 12, 13, 45, 00);
Console.WriteLine(b.Subtract(a).TotalMinutes);
When executed this prints "30" since there is a 30 minute difference between the date/times.
The...
How Does Modulus Divison Work
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108
The result of a modulo division is the remainder of an integer division of the given numbers.
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How do I check if an HTML element is empty using jQuery?
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edited Sep 11 '13 at 20:55
answered Jul 25 '11 at 8:14
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