Find out ink remaining HP Deskjet 9800 series

Posted on June 13, 2019 by JB

An accurate way to find out the ink remaining is to print off a diagnostics sheet, which will include the ink remaining in each cartridge as a percentage (listed under LEFT CHUTE/RIGHT CHUTE on the printout).

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PHP RFC3339 date for Google Calendar API

Posted on December 9, 2014 by JB 
$date = new DateTime();
echo $date->format(DATE_RFC3339);
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PHP Find end of the month/last day of month

Posted on August 28, 2014 by JB 
<?php echo date("t-m-Y"); ?>

The ‘t’ option of date returns the number of days in the month.

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Windows XP fix firewall that cannot be displayed

Posted on August 10, 2014 by JB

Error message:

“Windows firewall settings can not be displayed because the associated service is not running. Do you want to start windows firewall/internet connection sharing service?”

Issues with a corrupted firewall can sometimes be fixed by rebuilding the Windows Management Instrumentation (WMI).

On Windows XP (at least SP2), open cmd and type:

rundll32 wbemupgd, UpgradeRepository

More info here:
http://smallvoid.com/article/winnt-wmi-config.html 

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Pi – Convert Raw H264 Video Data To MP4

Posted on July 30, 2014 by JB 
sudo apt-get update
sudo apt-get install -y gpac
MP4Box -fps 30 -add myvid.h264 myvid.mp4
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Raspberry Pi Notes

Posted on July 23, 2014 by JB

Install FTP client:
sudo apt-get install ftp

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Set time zone Raspberry Pi

Posted on July 18, 2014 by JB 
sudo dpkg-reconfigure tzdata
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Unbrick Netgear Router

Posted on June 24, 2014 by JB

http://kb.netgear.com/app/answers/detail/a_id/18989/kw/wndr4500%20corrupted%20firmware%20recovery%20tool%20lost%20cd

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HTTP Compression

Posted on June 2, 2014 by JB

Test if a site has compression enabled:

http://www.whatsmyip.org/http-compression-test/

Enable compression by adding the following line to .htaccess:

AddOutputFilterByType DEFLATE text/html text/css text/plain text/xml application/x-javascript

 

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RTM

Posted on May 19, 2014 by JB

Optimum Time Sailing Watch (OS Series 1):
To set the time: press MODE to display the time, hold down CLEAR for two seconds. Press the PROG key to change the hour. (To change from 12 to 24 hour mode  press START/STOP). Once hour is correct, press MODE to set minutes, then press MODE again to set month. Press CLEAR to exit/finalise.

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