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How to test equality of Swift enums with associated values
...ut, from Swift 4.1 (due to SE-0185, Swift also supports synthesizing Equatable and Hashable for enums with associated values.
So if you're on Swift 4.1 or newer, the following will automatically synthesize the necessary methods such that XCTAssert(t1 == t2) works. The key is to add the Equatable pr...
Length of generator output [duplicate]
Python provides a nice method for getting length of an eager iterable, len(x) that is. But I couldn't find anything similar for lazy iterables represented by generator comprehensions and functions. Of course, it is not hard to write something like:
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How to print a dictionary line by line in Python?
...ars[x]:
print (y,':',cars[x][y])
output:
A
color : 2
speed : 70
B
color : 3
speed : 60
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How do I create a copy of an object in PHP?
It appears that in PHP objects are passed by reference. Even assignment operators do not appear to be creating a copy of the Object.
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See all breakpoints in Visual Studio 2010+
Is there a window in Visual Studio 2010 and newer where I can see all the breakpoints that I have in my project or solution?
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In plain English, what does “git reset” do?
I have seen interesting posts explaining subtleties about git reset .
7 Answers
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Simple way to encode a string according to a password?
Does Python have a built-in, simple way of encoding/decoding strings using a password?
19 Answers
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How can I find the number of days between two Date objects in Ruby?
How can I find the number of days between two Date objects?
10 Answers
10
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How can I access and process nested objects, arrays or JSON?
I have a nested data structure containing objects and arrays. How can I extract the information, i.e. access a specific or multiple values (or keys)?
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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
My table is:
18 Answers
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