How to amend default user name and email before committing code to remote github repository

If you commit the code to a local github repo with the default user name, you will get the message as shown below: $ git commit MumbaiStock.pm -m v1.5 <enter> [master 24fea3] v1.5 ¬†Committer: wronguser <wrongemail@wrongdomain.com> Your name and email address were configured automatically based on your username and hostname. Please check that they are . . . → Read More: How to amend default user name and email before committing code to remote github repository

How to update or commit code changes from local github repository to repository on github

A user can make changes to code in their local folder (in this case, MumbaiStock) and then update or commit  that code into the github repository.

Below is the user information: github User ID is userid github User Name is “UserFirstName UserLastName” github User Email is “user@emailsystem.com”

To update github or commit code from the . . . → Read More: How to update or commit code changes from local github repository to repository on github

How to clean DVD surface that has sticky substance or layer of fungus on it

Simple, just use alcohol (brandy) to remove sticky dirt, dust on the surface of a DVD or a CD. It works wonders and removes it in one go. Dip a piece of cotton in brandy and wipe the disc surface inward to outward and not in a circular motion.

Managed to salvage a 15 years . . . → Read More: How to clean DVD surface that has sticky substance or layer of fungus on it

How to view Microsoft XPS files on an Android device

Microsoft Windows gives users an option to save documents as XPS files while printing. Though XPS may be popular on Windows Operating System and easily portable, there are challenges when viewing XPS files on Android devices.

Fortunately, a Document Viewer app at this link https://play.google.com/store/apps/details?id=org.sufficientlysecure.viewer&hl=en is able to open and display XPS files accurately. Install . . . → Read More: How to view Microsoft XPS files on an Android device

How to fix excessive CPU usage by process tumblerd on XFCE desktop in Linux

Noticed that each time I added or downloaded a file, it resulted in excessive use of the CPU. This happens on XFCE desktop in Linux. Looking up the process list, found that tumblerd was utilizing up to 86% of the CPU and leading all other applications and processes to be very slow. Tumbler is used . . . → Read More: How to fix excessive CPU usage by process tumblerd on XFCE desktop in Linux

How to play DVDs on Ubuntu Linux computer

If you want to play Movie DVDs on Linux, then the earlier method of will not work anymore on Ubuntu 16.04 LTS. To start playing movie DVDs, do the following.

$ sudo apt-get install libdvd-pkg <enter>

Once you are done installing above package, the DVDs can be played flawlessly using VLC.

How to change the host name of Linux computer

On a Linux computer, you can change the host name anytime you like following the method given below after opening a terminal window.

$ sudo vi /etc/hosts <enter>

127.0.0.1 mycomputer.mydomain.com <enter> :wq

$ sudo vi /etc/hostname <enter> Insert mycomputer.mydomain.com <enter> :wq

$ sudo hostname -F /etc/hostname <enter>

Now check if hostname has changed $ . . . → Read More: How to change the host name of Linux computer

How to mitigate the threat of being a victim of ransom ware

Ransom ware seems to have gotten the better of many ordinary users. However, it is not a threat that has no mitigation measures available to the ordinary user, but is more of following good basic security and hygiene practices, to not fall prey to a ransom ware threat. Do the following:

If you use Linux, . . . → Read More: How to mitigate the threat of being a victim of ransom ware

apt-get dist-upgrade freezes at reading package lists due to appstreamcli in Ubuntu

Today, when I attempted to update the Ubuntu system to install the latest patches, the system hanged infinitely at the sudo apt-get update command. This appears to be a bug, but nonetheless, system patching is our priority and this is the workaround, till it gets fixed. To type the commands below, open a linux terminal . . . → Read More: apt-get dist-upgrade freezes at reading package lists due to appstreamcli in Ubuntu

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