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Rails hidden field undefined method 'merge' error
...e also write <%= hidden_field_tag :service, "test" %> when not using form_for |f| ...
– Augustin Riedinger
Sep 24 '14 at 13:30
add a comment
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Validate phone number with JavaScript
... it works perfectly. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
...
How to copy data to clipboard in C#
... classes that lives in different assemblies and different namespaces.
WinForms: use following namespace declaration, make sure Main is marked with [STAThread] attribute:
using System.Windows.Forms;
WPF: use following namespace declaration
using System.Windows;
console: add reference to System....
How to write into a file in PHP?
...e following code to write files on my web directory.
write_file.html
<form action="file.php"method="post">
<textarea name="code">Code goes here</textarea>
<input type="submit"value="submit">
</form>
write_file.php
<?php
// strip slashes before putting the form d...
Why Java needs Serializable interface?
...lization is fraught with pitfalls. Automatic serialization support of this form makes the class internals part of the public API (which is why javadoc gives you the persisted forms of classes).
For long-term persistence, the class must be able to decode this form, which restricts the changes you ca...
How do I upload a file with metadata using a REST web service?
... would need to re-upload the image? There are many cases where multi-part forms are the right solution. It is just not always the case.
– Darrel Miller
Feb 26 '18 at 16:42
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Best way to obfuscate an e-mail address on a website?
...r to protect your email you have to enter it in to a random, shady-looking form at the site you linked to. Honeypotting, anyone? :)
– srobinson
Apr 3 '15 at 14:45
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How to test my servlet using JUnit
....company.admin.service.UserRequestAuditTrail;
import com.company.admin.web.form.SearchCriteria;
/**
* Controls the interactions regarding to the refunds.
*
* @author slgelma
*
*/
@Controller
@SessionAttributes({"user", "authorization"})
public class SearchTransactionController {
public s...
When to use static vs instantiated classes
...have a method called find_related(). It's not static because it requires information from a specific instance of the blog post class.
This class would look something like this:
class blog_post {
public $title;
public $my_dao;
public function find_related() {
$this->my_dao-&...
How do I right align div elements?
The body of my html document consists of 3 elements, a button, a form, and a canvas. I want the button and the form to be right aligned and the canvas to stay left aligned. The problem is when I try to align the first two elements, they no longer follow each other and instead are next to each other ...