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How to create a HashMap with two keys (Key-Pair, Value)?
I have a 2D array of Integers. I want them to be put into a HashMap. But I want to access the elements from the HashMap based on Array Index. Something like:
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Difference between == and ===
...ame are equal or not.
let person1 = Person(ssn: 5, name: "Bob")
let person2 = Person(ssn: 5, name: "Bob")
if person1 == person2 {
print("the two instances are equal!")
}
Although person1 and person2 references point two different instances in Heap area, their instances are equal because their...
Deleting array elements in JavaScript - delete vs splice
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27 Answers
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Regular expression to match a line that doesn't contain a word
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Getting ssh to execute a command in the background on target machine
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321
I had this problem in a program I wrote a year ago -- turns out the answer is rather complicate...
ImportError in importing from sklearn: cannot import name check_build
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152
Worked for me after installing scipy.
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How to make ruler always be shown in Sublime text 2?
I use Sublime Text 2 and want a Ruler to be shown in every file with specific line-height. But I have to show it manually in every file.
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How do you find the last day of the month? [duplicate]
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241
How about using DaysInMonth:
DateTime createDate = new DateTime (year, month,
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how to provide a swap function for my class?
...d void swap(Bar& lhs, Bar& rhs) {
// ....
}
};
// version 2
class Bar{
public:
void swap(Bar& other) {
// ...
}
};
void swap(Bar& lhs, Bar& rhs) {
lhs.swap(rhs);
}
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You mean an explicit specialization. Partial is still something else and also not p...
import module from string variable
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288
The __import__ function can be a bit hard to understand.
If you change
i = __import__('matp...