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How can a Java variable be different from itself?
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One simple way is to use Float.NaN:
float m>x m> = Float.NaN; // <--
if (m>x m> == m>x m>) {
System.out.println("Ok");
} else {
System.out.println("Not ok");
}
Not ok
You can do the same with Double.NaN.
From JLS §15.21.1. Numerical Equality Operators == and !=:
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How can I check if a view is visible or not in Android? [duplicate]
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Would you mind em>x m>plaining why this works? I've looked at source code for View.getLocalVisibleRect and I am not sure of how it works.
– yarian
Sep 18 '12 at 20:32
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How to get UILabel to respond to tap?
I have discovered that I can create UILabel much faster than UITem>x m>tField and I plan to use UILabel most of the time for my data display app.
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Batch script loop
I need to em>x m>ecute a command 100-200 times, and so far my research indicates that I would either have to copy/paste 100 copies of this command, OR use a for loop, but the for loop em>x m>pects a list of items, hence I would need 200 files to operate on, or a list of 200 items, defeating the point.
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Which is better option to use for dividing an integer number by 2?
... treating it as a numerical value, use division.
Note that they are not em>x m>actly equivalent. They can give different results for negative integers. For em>x m>ample:
-5 / 2 = -2
-5 >> 1 = -3
(ideone)
share
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Set value for particular cell in pandas DataFrame using indem>x m>
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RukTech's answer, df.set_value('C', 'm>x m>', 10), is far and away faster than the options I've suggested below. However, it has been slated for deprecation.
Going forward, the recommended method is .iat/.at.
Why df.m>x m>s('C')['m>x m>']=10 does not work:
df.m>x m>s('C') by d...
What is the difference between currying and partial application?
I quite often see on the Internet various complaints that other peoples em>x m>amples of currying are not currying, but are actually just partial application.
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How to easily map c++ enums to strings
...No point in copying your string literals to std::strings in the map)
For em>x m>tra syntactic sugar, here's how to write a map_init class. The goal is to allow
std::map<MyEnum, const char*> MyMap;
map_init(MyMap)
(eValue1, "A")
(eValue2, "B")
(eValue3, "C")
;
The function template &...
Combine two or more columns in a dataframe into a new column with a new name
For em>x m>ample if I have this:
8 Answers
8
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Relative imports in Python 2.7
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Script vs. Module
Here's an em>x m>planation. The short version is that there is a big difference between directly running a Python file, and importing that file from somewhere else. Just knowing what directory a file is in does not determine what package P...