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Dmitry Leskov

PowerShell Script to Fix VirtualBox ‘Unidentified Network’ Issue in Windows 7 and Vista

Enabling VirtualBox host-only networking causes public Windows Firewall profile activation. A registry tweak followed by virtual network adapter disable/enable cycle is known to cure the problem, but only until the next VirtualBox upgrade, so some automation is desirable. I have taken a third-party PowerShell script fixing the same issue for VMware installs on Windows hosts and adapted it to VirtualBox.

Creating A Shared “Central” Git Repo For A Local Project

How to create a “central” Git repo from an existing local one, so as to continue working on the project from multiple workplaces in a more disciplined way.

Troubleshooting VBoxVmService – Windows Service For Running VirtualBox VMs

It looked as if it could not propagate an environment variable pointing to the location of the file with my VMs settings to the VirtualBox command-line interface, so the latter kept looking for it in the system profile directory. Worked around by copying the file there; now have a small Ubuntu server running quietly in the background.

Putting The “Received” Column In Thunderbird To Work

The Date email header often contacts incorrect timestamps, so Outlook and popular Web mail clients typically sort messages by the time they were received. However, Thunderbird does not retrieve the Received header by default when accessing IMAP folders. Here is how to fix this.

Forcing SpamAssassin To Add The X-Spam-Status Header To Ham For Debugging

In some circumstances, you may need to find out why certain messages are not being marked as spam by SpamAssassin (or, for that matter, any other junk mail filtering solution). I had such a need today and it turned out to be less trivial that I had expected.

How To Run UglifyJS on Windows Using node.js

Now that there is a Windows build of node.js, you may run UglifyJS using its main development platform.

Backporting PHP 5.3.5 from Ubuntu 11.04

This is just a quick notice that the instructions for backporting PHP 5.3.3 from Ubuntu 10.10 to 10.04 LTS also seem to be working for PHP 5.3.5, found in just released Ubuntu 11.04.

Installing .deb Packages from a Local Repository

Learn how to set up a local repository for .deb packages you’ve built or downloaded, and deploy it to production servers with minimal interference. PHP 5.3.3 packages backported to Ubuntu 10.04 are used as an example.

Backporting PHP 5.3.3 from Ubuntu 10.10 to 10.04 LTS

Inspired by my desire to run PHP-FPM on the latest LTS release of Ubuntu, this post describes the available options and provides step-by-step backporting instructions for PHP 5.3.3 included in Ubuntu 10.10.

Mysterious GNU sed option “-E”

Figuring out what the sed -E option does took me a bit more time than expected, as it turned out to be undocumented.

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