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Rails: fields_for with index?
...years ago, for a modern approach see:
https://stackoverflow.com/a/22640703/105403
This would actually be a better approach, following Rails documentation more closely:
<% @questions.each.with_index do |question,index| %>
<% f.fields_for :questions, question do |fq| %>
# he...
How to delete a module in Android Studio
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18 Answers
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Setting up maven dependency for SQL Server
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Why sizeof int is wrong, while sizeof(int) is right?
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101
The following could be ambiguous:
sizeof int * + 1
Is that (sizeof (int*)) + 1, or (sizeof(...
What is the difference between ELF files and bin files?
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answered Mar 11 '10 at 17:30
t0mm13bt0mm13b
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Is it possible to use jQuery .on and hover?
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Which is more efficient, a for-each loop, or an iterator?
...All iterators have as a fundamental requirement that next() should be an O(1) operation, making the loop O(n).
To verify that the iterator is used underwater by the new for loop syntax, compare the generated bytecodes from the following two Java snippets. First the for loop:
List<Integer> a...
ansible: lineinfile for several lines?
...ith_items:
- { regexp: '^kernel.shmall', line: 'kernel.shmall = 2097152' }
- { regexp: '^kernel.shmmax', line: 'kernel.shmmax = 134217728' }
- { regexp: '^fs.file-max', line: 'fs.file-max = 65536' }
sha...
Should I index a bit field in SQL Server?
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19 Answers
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C/C++ Struct vs Class
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In C++, structs and classes are pretty much the same; the only difference is that where access...