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Rails nested form with has_many :through, how to edit attributes of join model?
... }
}
}
}
}
Notice how linkers_attributes is actually a zero-indexed Hash with String keys, and not an Array? Well, this is because the form field keys that are sent to the server look like this:
topic[name]
topic[linkers_attributes][0][is_active]
topic[linkers_attributes][0][article...
Escaping a forward slash in a regular expression
...s as the delimiter and therefore you don't need to escape it. But AFAIK in all languages, the only special significance the / has is it may be the designated pattern delimiter.
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Remove items from one list in another
...
You don't need an index, as the List<T> class allows you to remove items by value rather than index by using the Remove function.
foreach(car item in list1) list2.Remove(item);
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Database design for audit logging
...) and the date/time of that change.
The following SQL creates the blog and indexes the deleted column:
CREATE TABLE `blog` (
`id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,
`title` text,
`content` text,
`deleted` tinyint(1) unsigned NOT NULL DEFAULT '0',
PRIMARY KEY (`id`),
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What does denote in C# [duplicate]
...ss MyArray<T>
{
T[] array = new T[10];
public T GetItem(int index)
{
return array[index];
}
}
In your code, you could then do something like this:
MyArray<int> = new MyArray<int>();
In this case, T[] array would work like int[] array, and public T GetI...
Commenting multiple lines in DOS batch file
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Wow, didn't know notepad++ has such a nice feature! Actually really missed it because I'm used to `Ctrl+7' in Eclipse. Voted up to 42 ;)
– Danny Lo
Dec 6 '15 at 14:45
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When to use next() and return next() in Node.js
...ncrete implementation that makes us avoid the use of next ()!
In the file index.js
//index.js the entry point to the application also caller app.js
const express = require('express');
const app = express();
const usersRoute = require('./src/route/usersRoute.js');
app.use('/users', usersRoute );
...
Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
...ne("cat /etc/services")
print cmdline('ls')
print cmdline('rpm -qa | grep "php"')
print cmdline('nslookup google.com')
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BeautifulSoup getting href [duplicate]
...false positives and unwanted results (i.e. javascript:void(0), /en/support/index.html, #smp-navigationList)?
– voices
Feb 12 '18 at 10:28
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How can I convert an image into a Base64 string?
...m i can put that String (encondedImage) into a remote database column with PHP+JSON ???? wich type haves to be the column of the database? VARCHAR?
– NullPointerException
Jan 28 '11 at 19:46
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