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Xcode doesn't show the line that causes a crash
Every time my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In some cases that used to be normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...
django admin - add custom form fields that are not part of the model
... ModelForm class and then declare your extra fields inside that as you normally would. I've also given an example of how you might use these values in form.save():
from django import forms
from yourapp.models import YourModel
class YourModelForm(forms.ModelForm):
extra_field = forms.CharFiel...
How to asynchronously call a method in Java
...ve something similar in Java. As far as I've searched the common way to parallelize a method call is to do something like:
...
How do I determine the current operating system with Node.js
... the OS module better, it's even in the documentation. os.platform specifically
– alessioalex
Dec 30 '11 at 20:58
94
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Django gives Bad Request (400) when DEBUG = False
...
The ALLOWED_HOSTS list should contain fully qualified host names, not urls. Leave out the port and the protocol. If you are using 127.0.0.1, I would add localhost to the list too:
ALLOWED_HOSTS = ['127.0.0.1', 'localhost']
You...
How to save password when using Subversion from the console
...ht need to make it if it doesn't already exist; I think SVN looks there in all distros
– Michael Mrozek
Aug 4 '11 at 19:23
5
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ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
... module (referenced in web.config) is missing or proper version is not installed.
Just install URL rewriting module via web platform installer.
I recommend to check all dependencies from web.config and install them.
share
...
How can I scroll a web page using selenium webdriver in python?
...selenium webdriver to parse through facebook user friends page and extract all ids from the AJAX script. But I need to scroll down to get all the friends. How can I scroll down in Selenium. I am using python.
...
How to remove the border highlight on an input text element
...:
input.middle:focus {
outline-width: 0;
}
Or in general, to affect all basic form elements:
input:focus,
select:focus,
textarea:focus,
button:focus {
outline: none;
}
In the comments, Noah Whitmore suggested taking this even further to support elements that have the contenteditable ...
Rails update_attributes without save?
...
I believe what you are looking for is assign_attributes.
It's basically the same as update_attributes but it doesn't save the record:
class User < ActiveRecord::Base
attr_accessible :name
attr_accessible :name, :is_admin, :as => :admin
end
user = User.new
user.assign_attributes({...