大约有 13,916 项符合查询结果（耗时：0.0231秒） [XML]
Find and restore a deleted file in a Git repository
...t -n 1 HEAD -- "$file")^ -- "$file"
If you are using zsh and have the EXTENDED_GLOB option enabled, the caret symbol won't work. You can use ~1 instead.
git checkout $(git rev-list -n 1 HEAD -- "$file")~1 -- "$file"
sh...
JavaScript curry: what are the practical applications?
...—it is commonly associated with partial application, though. John Resig explains it better, but the gist is that have some logic that will be applied to two or more arguments, and you only know the value(s) for some of those arguments.
You can use partial application/currying to fix those known ...
How to remove specific elements in a numpy array
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Use numpy.delete() - returns a new array with sub-arrays along an axis deleted
numpy.delete(a, index)
For your specific question:
import numpy as np
a = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9])
index = [2, 3, 6]
new_a = np.delete(a, index)
print(new_a) #Prints `[1, 2, 5, 6, 8, 9]`
Note...
form serialize javascript (no framework)
...cument.querySelector('form');
var data = new FormData(form);
var req = new XMLHttpRequest();
req.send(data);
Though it seems to be working only for POST requests.
https://developer.mozilla.org/en-US/docs/Web/API/FormData
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Insert line after first match using sed
...e crunch at the moment. How would I go about inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
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Plotting with seaborn using the matplotlib object-oriented interface
...he plotting functions in seaborn are broadly divided into two classes
"Axes-level" functions, including regplot, boxplot, kdeplot, and many others
"Figure-level" functions, including lmplot, factorplot, jointplot and one or two others
The first group is identified by taking an explicit ax argum...
Nested JSON objects - do I have to use arrays for everything?
....id
obj.otherstuff.thing[0][1] //thing is a nested array or a 2-by-2 matrix.
//I'm not sure whether you intended to do that.
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Determine if a String is an Integer in Java [duplicate]
...e String and make sure all the elements are valid digits for the given radix. This is about as efficient as it could possibly get, since you must look at each element at least once. I suppose we could micro-optimize it based on the radix, but for all intents and purposes this is as good as you can e...
How to list the properties of a JavaScript object?
...s with Object.prototype.keys to allow you to call .keys() on any object. Extending the prototype has some side effects and I wouldn't recommend doing it.
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