Absolutely Tech

CSS4, What’s coming

Deepak Mittal — Tue, 24 Apr 2012 13:37:34 +0000

About CSS specification The CSS team recently published first commercial working draft of CSS4. The CSS spec changed just after the release of CSS3. As we know CSS3 is making its way slowly and suddenly W3C launched first official draft of CSS4. So, CSS3 and CSS4 may go hand in hand. Demand for new module makes [...]

[Solved] “is not co-installable with” errors on Ubuntu

Deepak Mittal — Tue, 02 Aug 2011 07:13:40 +0000

I installed 32bit wine on 64bit Kubuntu but for some reason it didn’t install properly so I tried reinstalling wine 64 bit and got the following error: dpkg: error processing /var/cache/apt/archives/wine1.2_1.2.3-0ubuntu1~ppa1_amd64.deb (–unpack): wine1.2: 1.2.3-0ubuntu1~ppa1 (Multi-Arch: no) is not co-installable with wine1.2:i386 1.2.3-0ubuntu1~ppa1 (Multi-Arch: no) which is currently installed You can’t simply remove 32bit wine using [...]

[How-To] Disable CPU cores in Linux

Deepak Mittal — Mon, 01 Aug 2011 12:13:16 +0000

Although there’s no reason to do this, but some of you might have problem with apps not running well in multi-core environment or maybe looking to save some power (although disabling cores on sandy-bridge CPUs won’t save much power), I’ve written this simple tutorial to disable CPU cores in Linux. I have i7 2630QM process [...]

[Solved] Unadjustable brightness on laptops having i915 kernel module

Deepak Mittal — Mon, 01 Aug 2011 09:00:36 +0000

I recently purchased a new laptop HP DV6121tx and installed linux on it. Apart from the muxless switchable graphics and openGL (HP will release a BIOS update to fix it soon), and brightness control, everything worked. I couldn’t change the brightness using the Fn Hotkeys. They displayed the brightness applet on pressing but nothing happened. [...]

[Solved] Disqus causing admin panel issues in wordpress

Deepak Mittal — Wed, 13 Jul 2011 18:07:04 +0000

Disqus comment system was causing javascript errors, which in chrome console looked something like this: Uncaught Syntax error, unrecognized expression: [href=edit-comments.php?page=disqus] It caused unmovable widgets, screen-options didn’t open and other related javascript issues in admin panel. After some researching it turns out, there’s a simple fix. In /wp-content/plugins/disqus-comment-system/disqus.php, find: href=edit-comments.php?page=disqus and replace it with: href=”edit-comments.php?page=disqus” [...]

[SOLVED] VLC does not support the audio or video format “h.264″ on Ubuntu

Deepak Mittal — Tue, 26 Apr 2011 17:56:23 +0000

I got the following error in VLC today while trying to play some media file: VLC does not support the audio or video format “h.264″. Unfortunately there is no way for you to fix this.” All other media files game same error with different codec names. I couldn’t play anything in VLC. To fix the [...]

[SOLVED] “undefined symbol: menu_proxy_module_load” error in GNOME applications

Deepak Mittal — Tue, 26 Apr 2011 17:45:28 +0000

In all GTK apps I used to get the following warnings when run from terminal: `menu_proxy_module_load': /usr/lib/virtualbox/VirtualBox: undefined symbol: menu_proxy_module_load (<unknown>:23888): Gtk-WARNING **: Failed to load type module: (null) This error was received while running Virtualbox. Though, it seems just a warning and doesn’t really change anything in the application, it does make the [...]

[HowTo] Save all flash video files being played in Chrome/Chromium to Home directory

Deepak Mittal — Sun, 27 Mar 2011 09:22:44 +0000

After watching a video on youtube in chrome, I felt like saving it. I couldn’t find the flv in ~/.cache or in /tmp. So I dug around and found this link: http://superuser.com/questions/235535/in-google-chrome-on-linux-where-is-the-flv-if-not-in-tmp. The solution by omab worked for me. So I wrote this one line command which would save all the currently playing files in Chrome [...]

[HowTo] Stop phpmyadmin from asking username, password in localhost

Deepak Mittal — Sun, 27 Mar 2011 03:22:32 +0000

Yesterday, I showed you how you can keep local installation of phpmyadmin from logging you out every few minutes. I took one more step and edited configuration to not ask me username, password at all. Now phpmyadmin never asks me for mysql username and password. Keep in mind if you follow this tutorial anyone would [...]

[HowTo] Extend phpmyadmin session expiration time

Deepak Mittal — Sat, 26 Mar 2011 09:34:21 +0000

Recently, I got frustrated being logged out every few minutes (24 minutes, to be precise) from phpmyadmin on my localhost. I make some db changes, write some code and when I get back to phpmyadmin, I would see my session had expired. To fix this, I changed the configuration so that my session would expire [...]