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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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SQL: capitalize first letter only [duplicate]
... your needs.
)
RETURNS VARCHAR(200)
AS
BEGIN
--Declare Variables
DECLARE @Index INT,
@ResultString VARCHAR(200)--result string size should equal to the @string variable size
--Initialize the variables
SET @Index = 1
SET @ResultString = ''
--Run the Loop until END of the string
WHILE (@Index <LE...
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...
Codeigniter - no input file specified
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Just add the ? sign after index.php in the .htaccess file :
RewriteEngine on
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php?/$1 [L]
and it would work !
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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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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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Can a class member function template be virtual?
...ction templates.
However, there are a few powerful and interesting techniques stemming from combining polymorphism and templates, notably so-called type erasure.
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