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Xencenter on GNU/Linux

In this publication will be present the steps to install Xencenter on Linux. Software used: Ubuntu 16.04.1 LTS (To see this use the comand lsb_release -a ) PlayOnLinux 4.2.10 XenCenter version 6.5 (build 6.5.2.2477) 32-bit As may be seen the way to do it is by using playonlinux, for which the way to install it is: sudo apt-get install playonlinux Once installed playonlinux, select Install, Install a non-listed program, after this select Install a program in a new Virtual Drive. When you be asked What would you like to do before installation , select the three checkboxes. When you be asked to configure a version of wine to use, you can choose 1.7.37 or 1.9.17 (Tested). In the popped up windows for wine configuration check that the Windows version box is set on Windows XP. Select a 32-bit installation. In the component installation select the following components (They appear in that order): POL_install_dotnet40 POL_Install_ie8 POL_Install_tahoma2 During the n...
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ICMP Monitor With MySQL - Linux

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Hello everyone, here is some code intended to help you monitor any node of your network using ICMP (ping), but, with a some help, you could load the hosts to test from a MySQL database and register the state of it on the same database. First Create a database and a table with some fields like an ID , a Description for the node (Just to have a human identification), the HostName or IP Address , and the State (This could have an UP or DOWN state) CREATE DATABASE MysqlDatabase; use MysqlDatabase;  CREATE TABLE `MysqlTable` ( `id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY , `Description` VARCHAR( 60 ) NOT NULL , `MysqlHostColumn` VARCHAR( 80 ) NOT NULL , `MysqlStateColumn` VARCHAR( 30 ) NOT NULL ); And insert some IP addresses or hostnames with some description for them:  INSERT INTO `MysqlTable` (`Description`, `MysqlHostColumn`, `MysqlStateColumn`) VALUES ('Gateway', '192.168.1.1', 'DOWN'); INSERT INTO `MysqlTable` (`Description`, `MysqlHostC...
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Micro sd read only ubuntu

I wasn't able to format a micro sd card using ubuntu. So I saw several threads but none worked on my device. The following steps allowed me to format it. This wasn't my sd card so I was able to validate all once, but not find if all steps are required. #Find the device you want to access: sudo fdisk -l #Example output: /dev/sdb1 #Set some variables to ease the access to your device DEV=dev/sdb DEVX=dev/sdb1 #The following code lines seemed to fix the problem, including the last one. Them alone don't seem to work sudo chown ${USER}:${USER} -R ${DEV} sudo chown ${USER}:${USER} -R ${DEVX} find ${DEV} -type d -execdir chmod 777 -Rv {} + find ${DEVX} -type d -execdir chmod 777 -Rv {} + chmod 777 ${DEV} chmod 777 ${DEVX} sudo mount -orw,remount ${DEV}
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