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g++ undefined reference to typeinfo
...ompilation unit which must be resolved at link time (otherwise pi can't be set to it's address).
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AngularJS - difference between pristine/dirty and touched/untouched
...field, everything looked OK.
With Angular 1.3 and ng-touched, you can now set a particular style on a control as soon as the user has blurred, regardless of whether they actually edited the value or not.
Here's a CodePen that shows the difference in behavior.
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How to remove part of a string before a “:” in javascript?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Make sure only a single instance of a program is running
Is there a Pythonic way to have only one instance of a program running?
20 Answers
20...
Django migration strategy for renaming a model and relationship fields
I'm planning to rename several models in an existing Django project where there are many other models that have foreign key relationships to the models I would like to rename. I'm fairly certain this will require multiple migrations, but I'm not sure of the exact procedure.
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How to correctly close a feature branch in Mercurial?
... the latest commit in the default branch. If you use bookmarks, this changeset corresponds to a random (unstable) bookmark. If you use named branches, you will get the latest commit in the stable/default branch, which is usually what you want. Bookmarks will get there one day, but they're not there ...
How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller
...
You can simply set the status code of the response to 200 like the following
public ActionResult SomeMethod(parameters...)
{
//others code here
...
Response.StatusCode = 200;
return YourObject;
}
...
Apache and Node.js on the Same Server
...ing both Node and Apache from outside. As I see it you have two choices:
Set up Apache to proxy all matching requests to NodeJS, which will do the file uploading and whatever else in node.
Have Apache and Node on different IP:port combinations (if your server has two IPs, then one can be bound to ...
Bad value X-UA-Compatible for attribute http-equiv on element meta
... to IE
To add the header in PHP we can just add this to our page:
if (isset($_SERVER['HTTP_USER_AGENT']) &&
(strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false))
header('X-UA-Compatible: IE=edge,chrome=1');
Or you could add it to your .htaccess file like so:
<FilesMa...
Package Manager Console Enable-Migrations CommandNotFoundException only in a specific VS project
I tried to run the command 'Enable-Migrations' in a new project and I got the message:
26 Answers
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