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What does template mean?
...the Factorial<0> template would have static constexpr int value = 1, and template <int N> struct Factorial can have static constexpr int value = N * Factorial<N - 1>::value;
– bobobobo
Aug 7 '17 at 22:08
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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
Express.js: how to get remote client address
I don't completely understand how I should get a remote user IP address.
16 Answers
16...
Using multiple delimiters in awk
...be useful, but can make things tricky ... as there are often spaces before and after 'this', this will make 2 extra empty field appear in between the space(s) and 'this')
– Olivier Dulac
Oct 15 '14 at 13:36
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What is the difference between sites-enabled and sites-available directory?
What is use of these two directories in apache2 and how can we do it?
3 Answers
3
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How to get the first non-null value in Java?
...(i != null) return i;
return null;
}
For efficient reasons, you can handle the common cases as follows:
public static <T> T coalesce(T a, T b) {
return a == null ? b : a;
}
public static <T> T coalesce(T a, T b, T c) {
return a != null ? a : (b != null ? b : c);
}
public s...
bash/fish command to print absolute path to a file
Question: is there a simple sh/bash/zsh/fish/... command to print the absolute path of whichever file I feed it?
20 Answers...
Open URL in same window and in same tab
I want to open a link in the same window and in the same tab that contains the page with the link.
14 Answers
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Is there a better way to iterate over two lists, getting one element from each list for each iterati
I have a list of Latitudes and one of Longitudes and need to iterate over the latitude and longitude pairs.
7 Answers
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How to change line color in EditText
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This is the best tool that you can use for all views and its FREE many thanks to @Jérôme Van Der Linden.
The Android Holo Colors Generator allows you to easily create Android components such as EditText or spinner with your own colours for your Android application. It will ge...