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Comparing strings with == which are declared final in Java
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When you declare a String (which is immutable) variable as final, and initialize it with a com...
javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'
...gt;
<artifactId>javax.el-api</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>org.glassfish.web</groupId>
<artifactId>javax.el</artifactId>
<version>2.2.4</version>
</dependency>
G...
Passing a dictionary to a function as keyword parameters
...operator to unpack the dictionary
So my example becomes:
d = dict(p1=1, p2=2)
def f2(p1,p2):
print p1, p2
f2(**d)
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Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?
...re in other languages. This means that the following code always prints 1, 2, 3, 4, 5 regardless of the value of B.
A = 1:5;
for i = A
A = B;
disp(i);
end
If you want to be able to respond to changes in the data structure during iterations, a WHILE loop may be more appropriate --- you'll...
Prevent BODY from scrolling when a modal is opened
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How to saveHTML of DOMDocument without HTML wrapper?
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Single Line Nested For Loops
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172
The best source of information is the official Python tutorial on list comprehensions. List com...
Python's “in” set operator
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answered Jan 2 '12 at 21:14
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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