Text Message Blocking on Sprint

November 9th, 2011

A useful feature I did not know was available on Sprint. From your cell phone, you can block text messages from any number (including short codes) from getting through to your phone by texting “block NUMBER” (without quotes, and where NUMBER is obviously the phone number or short code you wish to block) to 9999. [...]

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Firefox ssl_error_renegotiation_not_allowed

September 29th, 2011

Was receiving this error on one of my client’s intranet sites when accessed from outside their network, only when using Firefox. The solution is a setting in Firefox’s “about:config” page.  CAUTION: This could allow malicious activity (I’m unsure), I don’t take any responsibility for your machine catching on fire, killing your house pets or uploading [...]

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SSL Certificates on Apache

September 29th, 2011

I needed to take a PFX certificate being used on IIS and move it to an Apache server (It’s a wildcard certificate). Found a few helpful web pages, but the gist of the process is this: – Export to PFX in IIS – Copy the PFX to the Unix host – Then execute the following [...]

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Remove Spotlight’s menubar icon in Snow Leopard

November 1st, 2010

This is just a simple tip on how to safely remove the Spotlight icon from your menubar. I disable Spotlight completely on my system (run the following terminal command if you’d like to do the same: sudo mdutil -a -i off), but even if you do use Spotlight, this solution shouldn’t affect its operation, just [...]

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Rewrite Outgoing Addresses with Postfix

July 21st, 2010

Address rewriting allows changing outgoing email ID or domain name itself. This is good for hiding internal user names. For example: SMTP user: tom-01 EMAIL ID: tom@domain.com Server name: server01.hosting.com However when tom-01 sends an email from shell prompt or using php it looks like it was sent from tom-01@server01.hosting.com. In some cases internal hosts [...]

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SSH Tunnel/SOCKS Proxy

May 17th, 2010

Instructions are for Mac, YMMV. Enter the following command into Terminal, replacing myuser@myserver.com for the username/host where you have SSH access: ssh -D 8080 -f -C -q -N myuser@myserver.com Thats it!  You may now configure localhost:8080 as a SOCKS proxy in your browser (see the link below for generic/Safari instructions – Firefox is configured in [...]

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Hide Accounts from Windows Login Screen

May 4th, 2010

Login accounts can be hidden from the Windows Welcome/login screen by creating a registry key as follows: HKLM\Software\Microsoft\Windows NT\CurrentVersion\WinLogon\SpecialAccounts\UserList Add DWORD for “AccountName” and set value to 0 to hide it from the UI I use this for setting up Access Code authentication with LogMeIn after LMI has been installed.  You can create the LogMeInRemoteUser, [...]

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Convert WAV file for use with Asterisk greetings/IVR

April 29th, 2010

If file1.wav is any WAV file, then executing this command: sox file1.wav -r 8000 -c 1 -s file2.wav resample -ql you will get Asterisk playable WAV file: file2.wav. sox is a free download from http://sox.sourceforge.net/ for Windows, Mac OS X and Linux. The “resample” option is deprecated in the most recent version of sox (v14.3.1), [...]

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Save non-savable PDF files

April 1st, 2010

Occasionally one has to use an annoying PDF that one can’t re-save, but can only print. My sister had this situation dealing with some obnoxious state-run Microsoft system that didn’t allow the user to save a completed form, only to print it from a browser. The individual administering the system apparently flipped the wrong bit, [...]

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Disable AirPort when Ethernet cable is connected – Mac OS X Hints

March 15th, 2010

hellomrzebra415 writes: “At my office, I needed to find a way to turn of the wireless network when someone plugged in their network cable. I also did not want them to be able to turn the wireless network back on until the network cable was unplugged. I came up with the fallowing solution.” via Mac [...]

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