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Converting a list to a set changes element order
...onverting a list to set the order of elements is changed and is sorted by character.
11 Answers
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Is it possible to use 'else' in a list comprehension? [duplicate]
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The syntax a if b else c is a ternary operator in Python that evaluates to a if the condition b is true - otherwise, it evaluates to c. It can be used in comprehension statements:
>>> [a if a else 2 for a in [0,1,0,3]]
[2, 1, 2, 3]...
What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
What is the difference between NoClassDefFoundError and ClassNotFoundException ?
15 Answers
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PHP Redirect with POST data
... this topic, and there are some experts who have said that it is not possible , so I would like to ask for an alternative solution.
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Padding characters in printf
I am writing a bash shell script to display if a process is running or not.
13 Answers
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How to make a Java class that implements one interface with two generic types?
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Consider encapsulation:
public class TwoTypesConsumer {
private TomatoConsumer tomatoConsumer = new TomatoConsumer();
private AppleConsumer appleConsumer = new AppleConsumer();
public void consume(Tomato t) {
tomatoConsumer.consu...
What is the difference between shallow copy, deepcopy and normal assignment operation?
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Normal assignment operations will simply point the new variable towards the existing object. The docs explain the difference between shallow and deep copies:
The difference between shallow and deep copying is only relevant for
compound objects (objects that contain other objects...
How is null + true a string?
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Bizarre as this may seem, it's simply following the rules from the C# language spec.
From section 7.3.4:
An operation of the form x op y, where op is an overloadable binary operator, x is an expression of type X, and y i...
A weighted version of random.choice
...hted version of random.choice (each element in the list has a different probability for being selected). This is what I came up with:
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How to save and restore multiple different sessions in Vim?
Depending on my task in Vim I have several tabs open.
14 Answers
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