Not able to update Gnucash Stocks and Currency Quotes since late 2017 on Ubuntu 16.04 LTS

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 . . . → Read More: Not able to update Gnucash Stocks and Currency Quotes since late 2017 on Ubuntu 16.04 LTS

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

Error Junit:Junit:4.12 not found or missing after Android Studio 1.4 to 1.5 update

After I updated Android Studio from 1.4 to 1.5, all went well and the patch got applied. However, when starting the project, I got an error that read something like this. Error Junit:Junit:4.12 not found or missing

This error occurred due to gradle not getting updated / synced properly. Apparently, to speed up Android Studio, . . . → Read More: Error Junit:Junit:4.12 not found or missing after Android Studio 1.4 to 1.5 update

How to install OpenWRT on the TP-Link WDR-4300 router

Download the OpenWRT Breaking Barrier firmware for TP-Link WDR4300 router from http://wiki.openwrt.org/toh/tp-link/tl-wdr4300. You will also find the instructions on the upgrade process there.

Next, visit the web GUI interface of the TP-Link WDR-4300 router. In my case, this was at http://192.168.1.1 of the factory TP-Link firmware.

Select System Tools -> Firmware Upgrade, click on Browse… . . . → Read More: How to install OpenWRT on the TP-Link WDR-4300 router

How to upgrade packages in OpenWRT to apply updates, security patches and more

So you installed the OpenWRT firmware on your wireless router! It works like a charm. However, what would you need to do to upgrade the firmware periodically? A secure router is only as good as the last security patch applied.

The best feature of OpenWRT over dd-wrt or even Android, is that you do not . . . → Read More: How to upgrade packages in OpenWRT to apply updates, security patches and more

Install kernels in Ubuntu from mainline

Use with caution. Although kernel updates or upgrades work well using the package manager in Ubuntu, there are times when you may need to try out the newer kernels although they are not available in the repository. To try out a kernel not in the repository, you can do the following steps:

Visit http://kernel.ubuntu.com/~kernel-ppa/mainline and . . . → Read More: Install kernels in Ubuntu from mainline

Upgrade virtualbox on Ubuntu

If you have installed VirtualBox on Ubuntu 12.04, you can download the latest package from http://www.virtualbox.org.

You can then install it in a terminal window using dpkg. It will be upgraded, if already installed.

$ sudo apt-get upgrade virtualbox*.deb <enter>

Recover from Grub 2 / boot corruption or crash in Fedora 16

Ubuntu 11.10 install using the Upgrade Now option corrupted tbe Fedora 16 /boot/grub2/grub.cfg file. To recover it, this is what can be done:

Boot from the DVD or the Net Installation version. Note that the Live CD will not help. Select the Troubleshoot menu option and from within that, select the Rescue menu option One . . . → Read More: Recover from Grub 2 / boot corruption or crash in Fedora 16

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