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What are App Domains in Facebook Apps?
...can enter the domain name in the App domains field.
See more at my blog: http://www.ogbongeblog.com/2014/03/unable-to-add-app-domains-to-new.html
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What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
...
Why doesn't String switch statement support a null case?
...h { // 1
2236: 28
default: 59
}
28: aload_3
29: ldc #22 // String Ea
31: invokevirtual #24 // Method java/lang/String.equals:(Ljava/lang/Object;)Z
34: ifne 49
37: aload_3
38: ldc #2...
What is the use of the @ symbol in PHP?
...l be ignored.
If you have set a custom error handler function with set_error_handler() then it will still get called, but this custom error handler can (and should) call error_reporting() which will return 0 when the call that triggered the error was preceded by an @...
...
Right Align button in horizontal LinearLayout
...
Use below code for that
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="35dp"
android:orientation="horizontal" >
<TextView
...
How do you log server errors on django sites
...ess_exception(), which will have access to the exception that was raised:
http://docs.djangoproject.com/en/dev/topics/http/middleware/#process-exception
Your process_exception() method can then perform whatever type of logging you'd like: writing to console, writing to a file, etc., etc.
Edit: th...
What does upstream mean in nginx?
...
It's used for proxying requests to other servers.
An example from http://wiki.nginx.org/LoadBalanceExample is:
http {
upstream myproject {
server 127.0.0.1:8000 weight=3;
server 127.0.0.1:8001;
server 127.0.0.1:8002;
server 127.0.0.1:8003;
}
server {
listen 8...
A CORS POST request works from plain JavaScript, but why not with jQuery?
...ed Allow-Credentials, * seems to work
header('Access-Control-Allow-Origin: http://www.example.com');
//if you need cookies or login etc
header('Access-Control-Allow-Credentials: true');
if ($this->getRequestMethod() == 'OPTIONS')
{
header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, O...
Generate a Hash from string in Javascript
...|= 0; // Convert to 32bit integer
}
return hash;
}
});
Source:
http://werxltd.com/wp/2010/05/13/javascript-implementation-of-javas-string-hashcode-method/
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Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...re readable.
Using the sample data provided:
>>> %timeit df3.reset_index().drop_duplicates(subset='index', keep='first').set_index('index')
1000 loops, best of 3: 1.54 ms per loop
>>> %timeit df3.groupby(df3.index).first()
1000 loops, best of 3: 580 µs per loop
>>> %tim...