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Possible to access the index in a Hash each loop?
I'm probably missing something obvious, but is there a way to access the index/count of the iteration inside a hash each loop?
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Automatic counter in Ruby for each?
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As people have said, you can use
each_with_index
but if you want indices with an iterator different to "each" (for example, if you want to map with an index or something like that) you can concatenate enumerators with the each_with_index method, or simply use with_i...
Does MySQL foreign_key_checks affect the entire database?
...w, I imported the database without errors. Hope this could help:
Changing php.ini at C:\xampp\php\php.ini
max_execution_time = 600
max_input_time = 600
memory_limit = 1024M
post_max_size = 1024M
Changing my.ini at C:\xampp\mysql\bin\my.ini
max_allowed_packet = 1024M
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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...iew::Base.field_error_proc = Proc.new do |html_tag, instance|
class_attr_index = html_tag.index 'class="'
if class_attr_index
html_tag.insert class_attr_index+7, 'error '
else
html_tag.insert html_tag.index('>'), ' class="error"'
end
end
This allows me to merely add a class nam...
Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists
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Try
rm -f ./.git/index.lock
In your repository directory. The error message is rather explicit as to what causes it typically, so if you have no other git processes running (which is the normal case), go ahead and delete that file.
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Jquery date picker z-index issue
...Put the following style at the 'input' text element: position: relative; z-index: 100000;.
The datepicker div takes the z-index from the input, but this works only if the position is relative.
Using this way you don't have to modify any javascript from jQuery UI.
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in_array multiple values
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Note: this type of array declaration is >= PHP 5.4
– Claudiu Hojda
Mar 10 '14 at 16:23
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res.sendFile absolute path
...wo simple ways to do it:
res.sendFile(path.join(__dirname, '../public', 'index1.html'));
res.sendFile('index1.html', { root: path.join(__dirname, '../public') });
Note: __dirname returns the directory that the currently executing script is in. In your case, it looks like server.js is in app/. So...
Find index of a value in an array
Can linq somehow be used to find the index of a value in an array?
8 Answers
8
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Numpy argsort - what is it doing?
...ocumentation
Returns the indices that would sort an array.
2 is the index of 0.0.
3 is the index of 0.1.
1 is the index of 1.41.
0 is the index of 1.48.
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