Software Development, Linux, and Windows

Notes on Software Development, Linux, and Windows


Posts about Linux


Install CentOS 7 Server with GUI

Boot from the CentOS 7 Installation DVD and select Install CentOS 7. Select language to use during the installation process and click [Continue]. You should now be at the Installation Summary screen. Under SOFTWARE, click Software Selection. Select Server with GUI and click [Done]. Note for this next part of configuring RAID 0 at the [...]

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Install and run Minecraft Server on CentOS 7 Server

Create a CentOS Installation DVD The first thing you need to do if you do not have it already is Create a CentOS Installation DVD Install CentOS 7 Server with GUI Follow the steps in this article to install CentOS 7, but note that you will want to use a static IP so that you [...]

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Create a CentOS Installation DVD

Point your browser at https://www.centos.org. Click the [Get CenotOS Now] button. Click the DVD ISO button. choose a mirror and download the .iso image. Burn the .iso image to a blank writable DVD.

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Open mysql on firewall in CentOS 7

Login or set user to root su – See the before of what services are open on the public zone firewall-cmd –zone=public –list-services Open up access to mysql on the public zone firewall-cmd –zone=public –add-service=mysql See the after of what services are open on the public zone firewall-cmd –zone=public –list-services Once verified, modify the permanent [...]

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Install MariaDB on CentOS 7

Starting in CentOS 7, MariaDB has replaced MySQL as the default database installation. MariaDB is a 100% compatible binary replacement of MySQL. Login as root su – Download and Install MariaDB yum install mariadb-server Configure MariaDB to start on System boot systemctl enable mariadb Start the mariadb service systemctl start mariadb Make MariaDB more secure [...]

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Installing Oracle JDK on Ubuntu

You must run these 3 commands: sudo apt-get install python-software-properties sudo add-apt-repository ppa:webupd8team/java sudo apt-get update To install Java 7, run this command: sudo apt-get install oracle-java7-installer To install Java 8, run this command: sudo apt-get install oracle-java8-installer To change the default Java installation, run this command: sudo update-alternatives –config java

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Change default version of java on CentOS

Perform these steps to change the default version of java: Login in or switch user to root: su – Type this command: alternatives –config java If you do not see the version you want listed then you must use the alternatives –install command, so your version of java can be “installed”. List the versions of [...]

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Fix error with making a screenshot in CentOS

Perform these steps if you are getting this error: Failed to execute child process “gnome-screenshot” (No such file or directory) Login in or switch user to root: su – Type this command: yum install gnome-utils -y

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Install Gnome System Monitor on versions of CentOS above 6.2

Perform these steps to install the Gnome System Monitor on CentOS versions above 6.2: Login in or switch user to root: su – Type this command: yum install gnome-system-monitor

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Install Development Tools and Development Libraries on CentOS

Perform these steps to install gcc, gdb, cpp, perl, and other standard linux development tools and libraries: Login in or switch user to root: su – Type this command: yum groupinstall ‘Development Tools’ ‘Development Libraries’

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