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Chained method calls indentation style in Python [duplicate]
... line continuation character is preferred to open parentheses.
ShortName.objects.distinct() \
.filter().values() # looks better
The need for this style becomes more obvious as method names get longer and as methods start taking arguments:
return some_collection.get_objects(locator=...
List vs tuple, when to use each? [duplicate]
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There's a strong culture of tuples being for heterogeneous collections, similar to what you'd use structs for in C, and lists being for homogeneous collections, similar to what you'd use arrays for. But I've never quite squared this with the mutability issue ...
Accessing Object Memory Address
When you call the object.__repr__() method in Python you get something like this back:
9 Answers
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Reverse Y-Axis in PyPlot
I have a scatter plot graph with a bunch of random x, y coordinates. Currently the Y-Axis starts at 0 and goes up to the max value. I would like the Y-Axis to start at the max value and go up to 0.
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Convert String array to ArrayList [duplicate]
...a.util.Arrays;
import java.util.List;
import java.util.ArrayList;
public class StringArrayTest {
public static void main(String[] args) {
String[] words = {"ace", "boom", "crew", "dog", "eon"};
List<String> wordList = Arrays.asList(words);
for (String e : w...
Lambda Expression and generic method
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You can't use a lambda expression for a functional interface, if the method in the functional interface has type parameters. See section §15.27.3 in JLS8:
A lambda expression is compatible [..] with a target type T if T is a functional int...
Determining memory usage of objects? [duplicate]
I'd like to work out how much RAM is being used by each of my objects inside my current workspace. Is there an easy way to do this?
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Why does ReSharper tell me “implicitly captured closure”?
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The warning tells you that the variables end and start stay alive as any of the lambdas inside this method stay alive.
Take a look at the short example
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
int i = 0;
Random g = new Random...
git: switch branch without detaching head
I have a repository on github with a main branch (master) and a branch for some experimental work. I made some commits and pushed to the experimental branch and everything was fine.
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When should std::move be used on a function return value? [duplicate]
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In the case of return std::move(foo); the move is superfluous because of 12.8/32:
When the criteria for elision of a copy operation are met or would be
met save for the fact that the source object is a function parameter,
and the object to be copied is designated by an lvalue, o...