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How do I retrieve the number of columns in a Pandas data frame?
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312
Like so:
import pandas as pd
df = pd.DataFrame({"pear": [1,2,3], "apple": [2,3,4], "orange": [3...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
... (prefers-color-scheme: light) {
:root {
--primary: #222222;
--secondary: #ffffff;
--tertiary: #0088cc;
--quaternary: #e45735;
--highlight: #ffff4d;
--success: #009900;
}
}
/* then deal with ...
How can i query for null values in entity framework?
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126
Workaround for Linq-to-SQL:
var result = from entry in table
where entry.somethin...
White space showing up on right side of page when background image should extend full length of page
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12 Answers
12
Active
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“Automatic” vs “Automatic (Delayed start)”
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492
In short, services set to Automatic will start during the boot process, while services set to st...
.NET String.Format() to add commas in thousands place for a number
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21 Answers
21
Active
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Does Java 8 provide a good way to repeat a value or function?
...fferent from 1, you can use a mapping function, for example, for a step of 2:
IntStream.rangeClosed(1, 8)
.map(i -> 2 * i - 1)
.forEach(System.out::println);
Or build a custom iteration and limit the size of the iteration:
IntStream.iterate(1, i -> i + 2)
.limit(...
Stubbing a class method with Sinon.js
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answered Jan 12 '14 at 19:47
loganfsmythloganfsmyth
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JavaScript unit test tools for TDD
... regression tests.
AVA
Futuristic test runner with built-in support for ES2015. Even though JavaScript is single-threaded, IO in Node.js can happen in parallel due to its async nature. AVA takes advantage of this and runs your tests concurrently, which is especially beneficial for IO heavy tests. I...
LINQ To Entities does not recognize the method Last. Really?
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224
That limitation comes down to the fact that eventually it has to translate that query to SQL a...