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“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server
...ificateValidation()
{
// Disabling certificate validation can expose you to a man-in-the-middle attack
// which may allow your encrypted message to be read by an attacker
// https://stackoverflow.com/a/14907718/740639
ServicePointManager.ServerCertificateValidatio...
Which is better, number(x) or parseFloat(x)?
...er out of the string, while Number gives NaN (not a number):
parseFloat('1x'); // => 1
Number('1x'); // => NaN
In addition, Number understands hexadecimal input while parseFloat does not:
parseFloat('0x10'); // => 0
Number('0x10'); // => 16
But Number acts weird with empty strings ...
What does “coalgebra” mean in the context of programming?
...structures which is pretty much incomprehensible to me. Can anyone please explain what coalgebras mean in the context of programming, what is their significance, and how they relate to objects and comonads?
...
How to check if two arrays are equal with JavaScript? [duplicate]
... arrays are not sorted then it will fail if the order of the items is not exactly the same.
– enyo
Sep 23 '13 at 15:17
4
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There is no ListBox.SelectionMode=“None”, is there another way to disable selection in a listbox?
How do I disable selection in a ListBox?
16 Answers
16
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What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
What are some good explanations on what argument dependent lookup is? Many people also call it Koenig Lookup as well.
4 Ans...
C default arguments
...e lack of checking when using varargs.
– dmckee --- ex-moderator kitten
Sep 24 '09 at 15:03
16
As...
How can I remove a trailing newline?
...ly removes the input record separator from the end. That's a newline on Unixy things, but may be different (e.g. Windows) and it's mutable. Is there a way to remove that value only once from the end of a string?
– brian d foy
Nov 8 '08 at 21:04
...
Define all functions in one .R file, call them from another .R file. How, if possible?
How do I call functions defined in abc.R file in another file, say xyz.R?
1 Answer
1
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Add SUM of values of two LISTS into new LIST
...
The zip function is useful here, used with a list comprehension.
[x + y for x, y in zip(first, second)]
If you have a list of lists (instead of just two lists):
lists_of_lists = [[1, 2, 3], [4, 5, 6]]
[sum(x) for x in zip(*lists_of_lists)]
# -> [5, 7, 9]
...