My Linux computer was very slow to start up. It took approximately 4 minutes to get to the login prompt. Before performing any of the steps below, take a backup of the data on the computer. Also, you follow the steps below at your own risk. No one is responsible for whatever you do with … Continue reading How to speed up boot time on Linux if it boots slowly
Linux is very meticulous about maintaining the integrity of files and the file system when copying files across folders. However, there are occassions when the copies of files need to be verified with those of the original. To do this, hashdeep is a good tool to compute hashes of files copied and compare them with … Continue reading How to verify files copied with hashes computed using hashdeep on Linux
If you use GnuCash on Ubuntu 16.04 LTS, then this will apply to you. Over last few months, I have not been able to get stock quotes updates for stocks on the NYSE, NASDAQ, Yahoo Finance. The reason is that Yahoo Finance Finance::Quotes module does not work anymore to fetch the quotes and therefore, to … Continue reading Not able to update Gnucash Stocks and Currency Quotes since late 2017 on Ubuntu 16.04 LTS
VirtualBox package in Ubuntu 16.04 LTS does not successfully install Windows 10 Insider Preview. To install, you need to install VirtualBox from the Oracle website at this link: https://www.virtualbox.org/wiki/Linux_Downloads As instructed on that site: Open a terminal window and add the following line to the /etc/apt/sources.list file: $ sudo vi /etc/apt/sources.list <enter> deb http://download.virtualbox.org/virtualbox/debian xenial … Continue reading Install VirtualBox on Ubuntu 16.04 LTS to run Windows 10 Insider Preview
Open a Linux terminal and enter commands in blue. $ sudo apt-get update; sudo apt-get upgrade <enter> Install gdebi: $ sudo apt-get install gdebi <enter> Download the latest version of CrossOver from https://www.codeweavers.com/products/crossover-linux/download/ Use gdebi to install CrossOver: $ sudo gdebi ~/Downloads/crossover_15.1.0-1.deb <enter> where crossover_15.1.0-1.deb is the latest file downloaded from the above URL.
To find out the details of every hardware component in a Linux computer, open a terminal window and enter: $ sudo lshw <enter> Display all hardware information in Linux using lshw in a shorter report $ sudo lshw --short <enter> The report generated is very detailed and precise. It can be used to help decisions … Continue reading Display all hardware information in Linux using lshw
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 … Continue reading How to fix excessive CPU usage by process tumblerd on XFCE desktop in Linux
Use the following command in a terminal window to modify a user's rights on Linux to make them a member of the adm group$ sudo usermod -a -G sudo,adm username <enter> where username is the name of the user who you want to make a sudoer.
After changing the UID and GID (User ID and Group ID numbers), I was not able to mount and USB pen drives or hard drives. This issue can be resolved by entering following commands in a Linux terminal:$ cd /media <enter>$ sudo chown -R user.group user <enter> where user is the user name and the … Continue reading Not able to mount USB drive in Ubuntu Linux 14.04 after change of UID and GID
ffmpeg was replaced by libav on the new Ubuntu package list. It is similar, though. ffmpeg -> avconv ffplay -> avplay ffserver -> avserver You can still convert media files using avconv in place of ffmpeg. To install avconv, open a terminal window and type following commands:$ sudo apt-get install libav-tools <enter>