Category Archives: computing

W3C Validation Solutions

Converting traditional/old HTML code to CSS friendly alternatives to achieve W3C validation. Error: The frameborder attribute on the iframe element is obsolete. Use CSS instead. iframe { border: none; } Error: The cellspacing attribute on the table element is obsolete. … Continue reading

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Windows Error 0x800700FF when trying to play a movie

System files could be corrupt – one possible solution to this problem:

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Uploading a video to YouTube or Facebook freezes or stalls part way through upload and Chrome console shows ERR_HTTP2_PROTOCOL_ERROR – one possible fix:

The problem encountered: after trying to upload a video to YouTube or Facebook using a Windows 10 machine, the video upload freezes and gets stuck only a short way into the upload (eg. at the 5 or 10% mark) and … Continue reading

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Find out ink remaining on HP Deskjet 9800 series

An accurate way to find out the remaining ink in the cartridges 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

$date = new DateTime(); echo $date->format(DATE_RFC3339);

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PHP Find end of the month/last day of month

<?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

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 … Continue reading

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Raspberry Pi – Install FTP

Install FTP client: sudo apt-get install ftp

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Set time zone Raspberry Pi

sudo dpkg-reconfigure tzdata

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Unbrick Netgear Router

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

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