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qt4 - sudoku solver and closable toolbar examples

Posted 05-25-2013 at 10:54 AM by rainbowsally
Updated 08-06-2014 at 07:28 AM by rainbowsally
Tags mc2, qt4, simple c

Qt4 examples.

SudokuResolver (qt4, only 180K)

screenshot http://rainbowsally.org/pub/sudoku.png

I got this at http://setup.weeb.ch, I believe. I reworked the make system using mc2 and made a few very minor changes, such as centering the window on showEvent() and addding save/restore to/from files.

There are several interesting features in the code from grid setup to BigList STL templates
and multi core processing code.
...
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Old

Installation problem with Opera on HP-2133 running Ubuntu 12.04

Posted 05-24-2013 at 11:04 PM by flshope

I recently installed Ubuntu 12.04 on my HP 2133 Mini-note PC, a small laptop. Gradually I have been installing the applications software that I use on my desktops. Today, I installed the Opera browser, but with considerable difficulty. As of this date, the current stable version of Opera is 12.15. Opera is not an application that Ubuntu offers from its repository; so installation is not just a matter of running the Software Center (SC) and clicking on an install button, since Opera does not appear...
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Old

Select(2) and why I use it

Posted 05-24-2013 at 01:55 PM by rtmistler
Updated 06-03-2013 at 07:57 AM by rtmistler

What does select() for me? I mainly use it as a non-blocking call which rapidly checks file descriptors for new information. Based on this, I can continue to perform other computing activities which are in my processes background, but also be ready to grab data from those one or more descriptors as soon as something is available.

The following code has been simplified to cover the main points surround how I use select().

Code:
__attribute__((noreturn))void run_sensor_process(int
...
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Old

bash read file

Posted 05-24-2013 at 09:20 AM by NullTerminator
Updated 05-24-2013 at 11:26 AM by NullTerminator

Sample of while loop to process input
Code:
#!/bin/sh
##################################
# Purpose: Cleanup any confirmation reports (*.pdf) older than xx days
# Called By:  batch daily cleanup process,  /Applications/xyz/distributor.sh
# Author: jeb
# Date: 4/20/07
# Comments: The while loop is preferred over the find -exec rm {} syntax because it
#           does not spawn a process for each file to be deleted.
#           The script expects
...
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Old

Mixxx – The most advanced free DJ software

Posted 05-24-2013 at 06:06 AM by sridhar11

Mixxx is a DJ tool that allows for the playback and mixing of digital music (MP3, Ogg Vorbis, FLAC and Wave).The basic requirements for Mixxx are a desktop computer or laptop with a reasonable amount of storage space on the hard drive for your music, at least 1 audio card for outputting the sound and a way of controlling the software either by mouse, keyboard or hardware DJ Controller.

Full Story
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