Linux / Unix Command To Optimize and Compress PNG Files In Bulk

I have lots of images in png format (over 250k+ png). Properly formatting and compressing png images can save many bytes of data. How do I compress and optimize png images on my amazon cloud account so that I can save bandwidth on cloudfront cdn account? 2-pages.

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Mono sound output in Ubuntu

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Mono sound output in Ubuntu? Hi, is there an easy way of forcing mono sound output on linux - for one ear, one earphone, one speaker?

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Dwm configuration and installation linux - Debian/Ubuntu

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Dynamic window manager (dwm) is a minimalist tiling window manager, famous for being ultra-lightweight and infamous for needing to be recomplied every time you make changes to the configuration. 4-pages.

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How to send email using simple smtp commands via gmail

To send over gmail, you need to use an encrypted connection. this is not possible with telnet alone, but you can use tools like openssl either connect using the starttls option in openssl to convert the plain connection to encrypted.

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Launch Software Sources from the command-line ubuntu and variants

The problem: Canonical started to integrate everything in the Ubuntu Software Center. Software Sources is available from this, but how to launch it from the command-line?

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How to reset forgotten Windows 8 - 8.1 password recover

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Did you forget windows logon password? You will need windows DVD or bootable Flash Drive Having Windows 8, 8.1. And you could be needing positively continue reading. 5-pages.

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Make scrollbar visible in mobile browsers

When I have a web page with a scrollable content. With css property overflow:auto or overflow:visible the scrollbar is visible on desktop browsers, but not when I open the page on mobile browsers.

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Prism syntax highlighting for your website code

Today we’ll be looking at a great tool that some of you may have heard of: PrismJS. Prism is a simple, lightweight, and easy to use syntax highlighter. It is easily customizable and has support for some plugins to extend its functionality.

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How to remove Wine program entries from the menu

I had installed some programms with Wine, but I removed Wine from my computer. Now when I browse all applications in the Unity menu, the symbols of the programms I installed with Wine are still there. How can I remove them?

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Simple scanner setup for debian-ubuntu using SANE and the Gimp in linux

I have been impressed with the SANE project for scanners. Because I haven’t had to screw around with ANYTHING so far to get my scanners to work (across several different configurations).

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Driver Linux HP DeskJet F2100

Color inkjet printer, max. 1200x600 dpi, Mostly Recommended Driver: hplip
Generic Instructions: CUPS, LPD, LPRng, PPR, PDQ, no spooler, very inexpensive entry level model.

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Lubuntu display Xorg service goes to black "Cpu pipe b fifo underrun"

I installed Lubuntu on a DELL Latitude 2110 and, When I log in, it works alright, it runs the lightdm session manager and everything appears to be working alright, except for the display.

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