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Get list of all routes defined in the Flask app
I have a complex Flask-based web app. There are lots of separate files with view functions. Their URLs are defined with the @app.route('/...') decorator. Is there a way to get a list of all the routes that have been declared throughout my app? Perhaps there is some method I can call on the ap...
Normalize data in pandas
...basically say you have values [-5,1,10] in a sample, but want to normalize based on a range of -7 to 7 (so anything above 7, our "10" is treated as a 7 effectively) with a midpoint of 2, but shrink it to fit a 256 RGB colormap:
#In[1]
NormData([-5,2,10],low=-7,center=1,hi=7,shrinkfactor=2./256)
#Ou...
Angular JS: What is the need of the directive’s link function when we already had directive’s contro
...instance of the directive. For eg: attaching events, mutating the template based on scope, etc.
Finally, the controller is meant to be available to be live and reactive while the directive works on the DOM (after getting attached). Therefore:
(1) After setting up the view[V] (i.e. template) with li...
How to send emails from my Android application?
...ailto protocol intent (which are email apps only) and constructs a chooser based on that list of activities and the original ACTION_SEND intent with the correct mime type.
Another advantage is that Skype is not listed anymore (which happens to respond to the rfc822 mime type).
...
java.sql.SQLException: - ORA-01000: maximum open cursors exceeded
...the maximum-open-cursors error, is an extremely common error in Oracle database development. In the context of Java, it happens when the application attempts to open more ResultSets than there are configured cursors on a database instance.
Common causes are:
Configuration mistake
You have more ...
What are the best practices for catching and re-throwing exceptions?
..., $host);
}
catch (Exception $e) {
echo "Error while connecting to database!";
die;
}
Logging or partial cleanup
Sometimes you do not know how to properly handle an exception inside a specific context; perhaps you lack information about the "big picture", but you do want to log the failur...
How do I alter the position of a column in a PostgreSQL database table?
... the PostgreSQL Wiki says:
PostgreSQL currently defines column
order based on the attnum column of
the pg_attribute table. The only way
to change column order is either by
recreating the table, or by adding
columns and rotating data until you
reach the desired layout.
That's pretty...
Importing Maven project into Eclipse
...
this is actually the most recommend solution as it is based on the maven pom-configuration and not on the derived, possibly outdated eclipse .project config
– hotzen
Jul 20 '16 at 7:21
...
How do I sort an NSMutableArray with custom objects in it?
... return [first compare:second];
}];
Performance
The -compare: and block-based methods will be quite a bit faster, in general, than using NSSortDescriptor as the latter relies on KVC. The primary advantage of the NSSortDescriptor method is that it provides a way to define your sort order using da...
The permissions granted to user ' are insufficient for performing this operation. (rsAccessDenied)"}
...ser groups
Delete Encryption Key in SSRS configuration tools
ReRun the Database Change in SSRS configuration tools
Open WebServiceUrl from SSRS configuration tools (http://localhost/reportserver)
creating Reports Folder manually
go to Properties of created folder and add these roles to security (bui...