Software engineering and personal development
A lambda function is a small anonymous function.
A lambda function can take any number of arguments, but can only have one expression.
Let us see a quick example of a lambda expression being used to square a number:
sqr = lambda x: x * xContinue reading
sqr(10) # 100
There can be cases when we want to check whether a value is equal to one of the multiple other values.
One way that someone may start using is using or and adding multiple checks. For example, let us say that we want to check whether a number is 11, 55, or 77. Your immediate response may be to do the following:
m = 1
if m == 11 or m == 55 or m == 77:
print("m is equal to 11, 55, or 77")
There is fortunately another quick way to do that.
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There are two methods that you can use to copy objects in Python, namely, copy() and deepcopy().
They are similar and can be confusing for a lot of people. There is however a subtle difference.
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You may need to read text files and do some formatting of those strings.
With formatting, it means that you may also need to replace a certain portion of the string with another string.
Let us assume that we have a sentence and want to replace all the occurrences of the word i with I.
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