Rick Donato You may find that when listing directories within the shell and when using a black background that the directory names aren’t clearly readable. To resolve this issue the following command and then log back in. This command will issue a find and replace against the color setting (for directory listings) within the necessary configuration file. … Read more
List comprehensions provide an more Pythonic and alternative way (i.e instead of using map and filter) in which to express a list. There are 3 components to a list comprehension. The expression, the for loop and the optional condition. As you can see below, by changing the expressions and enclosing brackets to your expression you … Read more
Within a Python program you may see the following syntax, if __name__ == “__main__”: …(your code)… What does this mean ? When a Python program is run directly it runs within the __main__ namespace. However when a python script is imported as a module it runs within its own namespace. This statement checks the namespace … Read more
Background “Action on Service Down” defines the action that should be taken once the pool member has been marked as “down” by the associated healthcheck, after it has been selected as the load balancing target for a connection. Configuration To configure “Action on Service Down” goto the GUI and then to ‘Local Traffic / Pools’. … Read more
I’m sure that we have all done it. Yep, that’s right you’ve forgotten the MySQL root password. Fear not my fellow conrade, with a few simple simple commands you will be back in control. Stop MySQL First of all stop MySQL. /etc/init.d/mysqld stop Connect to MySQL Next instruct MySQL to ignore the GRANT Tables. Then … Read more
Within Django the are 2 ways of using a URL parameter within a view. They are via URLConf or by using request.GET. URLConf With this method the URLConf file is configured to define your URL parameter via the use of regex. Say that we have a URL that is ‘www.domain.co.uk/user=value’ and we want to grab … Read more
Issue When trying to access the GUI you may observe the following error, Username or password is incorrect.Failed to parse server data. Solution This is due to a bug with VSE 6.5 R2. Which is caused by the Vyatta Appliance not having an interface named ‘eth0’ present. To resolve this, Edit the file ’/config/config.boot’ via … Read more
Introduction Within this article we will look into how VPN filters work and also how to configure them on a Cisco ASA firewall. As the name suggests VPN filters provide the ability to permit or deny post-decrypted traffic after it exits a tunnel and pre-encrypted traffic before it enters a tunnel. Note : When the … Read more
Introduction Within this example we will show you a simple example of how to integrate AJAX with Django. AJAX (Asynchronous JavaScript and XML) is a technique that provides the ability to update parts of a web page, without reloading the whole page. Now days, typically JSON is the preferred method over XML due to JSON`s … Read more
The Brocade ADX offers two methods for binding multiple ports to a single healthcheck ; via the use of a port profile or by using healthcheck element groups. The main caveat when using a port profile is that you can only bind a non well-known port to the healthcheck of a well known port. And … Read more