Use this setting in about:config to fix this issue for now. xpinstall.signatures.required xpinstall.whitelist.requiredxpinstall.signatures.required xpinstall.whitelist.required That’s it. Now go and reinstall / reconfigure those addons. And for anyone on Firefox who hasn’t hit the issue yet, still do it, because you will eventually. Also, leave that drokking setting as false…
Read MoreHow to create a transparent webm file using ffmpeg ffmpeg -i "transparent.gif" -c:v libvpx -qmin 0 -qmax 18 -crf 9 -b:v 1400K -quality good -cpu-used 0 -auto-alt-ref 0 -pix_fmt yuva420p -an -sn -metadata title="Transparent Webm." "Transparent.webm"ffmpeg -i "transparent.gif" -c:v libvpx -qmin 0 -qmax 18 -crf 9 -b:v 1400K -quality good…
Read MoreHow to test a responsive web design with Firefox If you press Ctrl->Shift->m when viewing a website, it will be switched to a mobile view that allows you to see what the website looks like at various mobile resolutions. I found this out by accident. But this is a very…
Read MoreThe Windows in an Xorg session may easily be manipulated with this simple utility. Xdotool. This is a terminal utility to manage Xorg windows. Firstly, install this simple utility. jason@jason-desktop:~$ sudo apt install xdotooljason@jason-desktop:~$ sudo apt install xdotool Then we can resize a MATE Terminal window. xdotool search –onlyvisible –classname…
Read MoreThe current version of Firefox 55 broke uBlock Origin. To get it working again, install the version of uBlock from the development channel. Scroll down the bottom of this page and select the development channel button. https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/?src=ss. This gets it working again instantly. This is the thing with free software,…
Read MoreSpeed up and tweak Firefox with these tipsSpeed up the Firefox browserDisable Firefox telemetry Speed up and tweak Firefox with these tips Speed up the Firefox browser I had problems with Firefox being slow on Facebook, but this tip has helped. Go to about:config and search for this value. dom.storage.enableddom.storage.enabled…
Read MoreTo open the Firefox developer tools, press Ctrl-Shift-K. This is good if you have Firebug installed, as F12 will open it instead. To take a full-page screenshot of a web site, press Shift-F2 and then type this command and hit press ENTER. screenshot –fullpagescreenshot –fullpage This will be saved in…
Read MoreYoutube lately has been buffering extremely slowly. This is due to an unknown cause at Googles end. I can try to watch a 480p video on Youtube and it will take ages to buffer; but if I go to Vimeo; a HD video will load instantly and buffer with lightning…
Read MoreIf you have two Firefox windows open you may drag the tab from one window onto the new tab window on the other window and the tab will be added to the second Firefox window. Do not install the Facebook dislike extension for Google Chrome. I installed that and I got…
Read MoreA new zero-day exploit in the wild that targets the Internet Explorer 9.0 and earlier releases is making the rounds. This is another reason to not depend on closed source software if you can help it. I have tried running Windows 8 and then Windows 7 exclusively the last few…
Read MoreGood Firefox 11.0 setup for safer web browsing. The Firefox web browser truly is a very good and safe browser for everyday use, but with the addition of some extensions, the browsing experience can be made even more secure. Firstly, the Noscript extension is the best and most useful extension…
Read MoreThese are the cookies stored on my machine that Facebook has stored on my computer without me knowing. This happens because a website has put the Facebook Like button on their page, then Facebook can track you and see what browsing you are doing after you leave your Facebook session….
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