If you have ever tried the official Cisco VPN client, you might have known that it has a few major flaws and is not a good choice for you daily work. The solution came in the form of Maurice Massar’s vpnc – a relatively little-known and fairly unassuming application which does exactly as [...]

Has your subversion repository ever been abused by massive commitments? If not, I should say that you are lucky. Never mind that someday you might be abused as it’s hard to predict what the non-Ops are working on and trying to do.

If you’re running Capistrano for deployment, you might be confused by its vairables, here’s a list of the variables that used by Capistrano:

As we know, Subversion uses hidden directories of metadata to enable the functionality it provides. These .svn directories are what makes a directory into a Subversion working copy. Without these, it’s just a directory and Subversion can’t do much with it. UPDATE is an operation that is performed [...]

Here’s is a SPEC file for building the latest Nginx-v1.0.6 on RHEL/CentOS platform. My Basic modifications are: Nginx would be installed in a dedicated directory named /opt/admon/nginx The Nginx serves as a basic web server. Only a limited amount of modules are enabled. You can update it by [...]

Sometimes, you may face this issue, how can I downgrade a subversion repository properly? As Subversion does not officially supply this toolset, we’ll show an example on how to downgrade an svn repository from 1.6 to 1.4 via svnsync.

When using Amazon S3 to store the web files, you may face this question sometimes, How can I keep the files for my productive environment exactly the same as develop environment? (In other words, you want to remove the unused files in dev environment.)

This article is meant to be a quick guide that introduces how to get started with Amazon EC2 commandl-ine tools on a MacBook Pro. Most of this information can be found in EC2 API docs, and this is not meant to be a replacement of the documentation, just trying to show the things needed in a clear and [...]

Webistrano intends to make the deployment of multi-stage and multi-environment scenarios easy. Webistrano is a Web UI for managing Capistrano deployments. It lets you manage projects and their stages like test, staging, and production with different settings. Those stages can then be deployed with Capistrano [...]

With the help of Hudson’s remote access API, we can create/clone a bunch of jobs easily within seconds, here are some example scripts which can be used to explain how we achieve that.