Using SSH for IPv6-enabled HTTP Proxying
My ISP has apparently made no progress whatsoever with IPv6, but I’ve got an IPv6 enabled VPS. SSH makes it trivial to use that VPS as a SOCKS5 proxy. Just do: ssh -D 8080 myvps.example.com...
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Fixing Certificate Errors with Cisco AnyConnect
“AnyConnect cannot confirm it is connected to your secure gateway. The local network may not be trustworthy. Please try another network.” There may be several reasons for this error,...
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Preserve Your Sanity When Dealing with Unicode in Python
I have not yet played with python 3, which sounds like it makes working with Unicode easier. In python 2.x, working with Unicode can be annoying, but when you remember this rule of thumb, it’s...
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My First Android Adventure
Here are my notes about getting the Android SDK up and running using only the command line tools that come in the SDK. The following worked for me on Ubuntu 10.04 LTS as of September 2011. I find...
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Change directories faster with zsh
Something I didn’t know until recently: zsh does not require cd to change directories. Using the directory as a command implies “cd”. For example, instead of doing:...
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Use Linux to build win32 installers for Python apps
A python-based project I’m working on has a win32 user that I need to support. Until yesterday I’ve been moving to a win32 laptop in order to run python setup.py bdist_wininst so I can...
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Making perl unit tests easier to run in emacs
It’s a hassle to have to switch from emacs to the shell, run unit tests, pick out the failure, switch back to emacs, navigate to the line, forget where you were supposed to go, switch back, etc...
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Make apt-get use an alternate sources.list
Since my company’s product is based on ubuntu, we use apt to distribute upgrades. We don’t normally want customers to pull upgrades from the upstream distribution, so we’ve pruned...
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An Interesting pid File Race
ISC’s dhcpd uses this code to check for an already-running daemon:
/* Read previous pid file. */
if ((i = open (path_dhcpd_pid, O_RDONLY)) >= 0) {
status = read (i, pbuf, (sizeof pbuf)...
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Using Lenny to Build Jaunty Packages
<shameless_plug>
I’m in the middle of putting together packages for the analog call generator my startup is building.
</shameless_plug>
The process for building debian packages...
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New HTML Parser: The long-awaited libxml2 based HTML parser code is live. It needs further work but already handles most markup better than the original parser.
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