How to restore TWRP recovery after encrypting internal storage on LineageOS 14.1 on Motorola G 2014 (titan)

I installed LineageOS 14.1 on an old Motorola G 2nd Generation (2014) android phone, also known as titan. All went well and it worked like a charm.

I wanted to encrypt the internal storage and accordingly, did so from the Settings -> Security option on the phone. It worked well and said the phone was . . . → Read More: How to restore TWRP recovery after encrypting internal storage on LineageOS 14.1 on Motorola G 2014 (titan)

Superb applications for graphics or photo processing darktable and rawtherapee

If you need to process images, use darktable and rawtherapee

To install in Xubuntu or Ubuntu, open a terminal window and enter the following commands: $ sudo apt-get install darktable rawtherapee <enter>

Once you are done, go ahead and process photographs like a professional. Need I say that this is a good combination to substitute . . . → Read More: Superb applications for graphics or photo processing darktable and rawtherapee

How to fix Unknown media type in type all/all and more due to kde.xml in Linux

If you get the below errors and are not using the KDE desktop environment, it could be that you installed some KDE program like Okular and then removed it, as a result it caused the mime types to give following errors:

Unknown media type in type ‘all/all’ Unknown media type in type ‘all/allfiles’ Unknown media . . . → Read More: How to fix Unknown media type in type all/all and more due to kde.xml in Linux

How to get back missing Dropbox icon in the Ubuntu panel

I noticed that my dropbox icon went missing due to a bug in Dropbox. To restore it, I came across this post, and at the command line, had to issue following commands after opening a terminal window:

First, install libappindicator1 once by: $ sudo apt-get install libappindicator1 <enter>

Now, each time, the below commands need . . . → Read More: How to get back missing Dropbox icon in the Ubuntu panel

How to fix Cyanogen Mod 12.1 build error – breakfast dogo … breakfast not found

When building Cyanogen Mod 12.1 for the Sony Xperia ZR (dogo), you will encounter the error below. breakfast dogo … breakfast not found The reason for it is that breakfast or brunch are not within the executable paths. Open a terminal window on your system and enter following commands to overcome the error: $ source . . . → Read More: How to fix Cyanogen Mod 12.1 build error – breakfast dogo … breakfast not found

How to enable and disable root user in Ubuntu 14.04 LTS

If you ever need to enable the root user in Ubuntu 14.04 LTS linux installation, you can do so as follows: Open a terminal window and type the following commands: $ sudo su -c <enter> # passwd root <enter>

Enter a strong password and restart the computer.

To make sure that you can login as . . . → Read More: How to enable and disable root user in Ubuntu 14.04 LTS

How to disable cell broadcasts on Cyanogen Mod 11 on Note 1 (GT-N7000)

If you installed Cyanogen Mod 11 on a Samsung Galaxy Note 1 (GT-N7000) phone, you would find that your cell phone keeps serving messages. These messages are Cell Broadcasts. In my location, these messages were more than 6 a minute and appeared each time the cell phone tower location waves changed. It becomes too difficult . . . → Read More: How to disable cell broadcasts on Cyanogen Mod 11 on Note 1 (GT-N7000)

Evolution keeps asking for passwords in Ubuntu after updates

After an update, the Evolution email client on Ubuntu 14.04 LTS would not remember any passwords. Each time it tries to retrieve messages, it asks that passwords be entered. Even though the check box to Add the password to the key ring is clicked, it never stopped asking. It neither stored passwords in the key . . . → Read More: Evolution keeps asking for passwords in Ubuntu after updates

How to revoke a GnuPG / GPG key in Linux

If your Gnu Privacy Guard or GPG or GnuPG key has been compromised or something has gone wrong, you can revoke your key. Make sure that you generated a revocation certificate and stored in a safe place to do so.

To revoke a key, open a terminal in Linux, and enter the following command: $ . . . → Read More: How to revoke a GnuPG / GPG key in Linux

How to generate a revocation certificate for your GnuPG / GPG key

Whenever you create a key pair using GNU Privacy Guard, you need to make sure you also generate a revocation certificate for your key. Sometimes, keys are lost, misplaced, deleted, passwords forgotten and so on. To ensure that you revoke the keys you created, you need a revocation certificate. Simply deleting a key file or . . . → Read More: How to generate a revocation certificate for your GnuPG / GPG key

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