大约有 47,000 项符合查询结果（耗时：0.0611秒） [XML]
Referring to a table in LaTeX [closed]
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@Anton Yes! I did that just that, it resolved all my problems
– 3kstc
May 18 '18 at 12:27
1
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Python 3 Online Interpreter / Shell [closed]
...DigitalOcean and fire an IPython notebook with authentication listening in all IPs.
– Paulo Scardine
Sep 22 '13 at 5:51
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How to loop through key/value object in Javascript? [duplicate]
...check for this by using the object's hasOwnProperty() method. This is generally a good idea when using for...in loops:
var user = {};
function setUsers(data) {
for (var k in data) {
if (data.hasOwnProperty(k)) {
user[k] = data[k];
}
}
}
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List Git commits not pushed to the origin yet [duplicate]
How do I list all commits which have not been pushed to the origin yet?
2 Answers
2
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How can I count the number of children?
....length;
The find() method traverses DOM downwards along descendants, all the way down to the last descendant.
Note: children() method traverses a single level down the DOM tree.
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impr...
Razor If/Else conditional operator syntax [duplicate]
...ly, ternary operators are not part of that set". I would like to know what all operators are part of that set? Thanks!
– Vikram
May 29 '14 at 15:54
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Extract every nth element of a vector
...it can be used on a temporary; in order to use seq you have to be able to call length on the vector. letters[letters < 'm'][c(TRUE, FALSE, FALSE)]
– Matt Chambers
Sep 14 '17 at 21:07
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How to save a list as numpy array in python?
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First of all, I'd recommend you to go through NumPy's Quickstart tutorial, which will probably help with these basic questions.
You can directly create an array from a list as:
import numpy as np
a = np.array( [2,3,4] )
Or from a fr...
Why should we use sp for font sizes in Android? [duplicate]
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This feels wrong, why are our layouts based on dp but all text rendered inside that layout scaled to user's sp settings? If the text becomes larger, shouldn't the containing view also grows to accommodate them?
– chakrit
Mar 18 '14 at 15:36...
Complex numbers usage in python [closed]
...suffix comes from electrical engineering, where the variable ‘i’ is usually used for current. (Reasoning found here.)
The type of a complex number is complex, and you can use the type as a constructor if you prefer:
>>> complex(2,3)
(2+3j)
A complex number has some built-in accesso...