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Latest posts
  • [ January 16, 2017 ] FIX: OSX Citrix Receiver Keyboard showing incorrect characters OSX
  • [ April 10, 2023 ] Universal Clipboard between iPhone and Mac doesn’t work OSX
  • [ March 15, 2021 ] API readiness test FAILED. The server is down and unable to receive connections! Firewalls
  • [ October 16, 2020 ] SiteGround Migrator Plugin: Can not download manifest file | The requested URL returned error: 404 Not Found Linux
  • [ October 2, 2020 ] External monitor stops working on Acer laptop running Ubuntu 20.04 Linux
  • [ September 17, 2020 ] Visual Studio enlarge XML file size from 10 to 100 mb Coding
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External monitor stops working on Acer laptop running Ubuntu 20.04

October 2, 2020 Normen 0

For the past few weeks I am running a clean installation of Ubuntu Linux Workstation version 20.04.1 LTS 64-bit on my Aspire A717-72G laptop. Everything was working smoothly including the LG 34″ UC99-W Curved ultrawide […]

Linux

FIX: Signature verification error while running apt-get update

November 13, 2019 Normen 0

You may encounter an error when running apt-get update on your Debian / Ubuntu based Linux server: Fetched 70.9 kB in 6s (11.8 kB/s)Reading package lists… DoneW: An error occurred during the signature verification. The […]

Linux

Linux CLI view octal file permissions

June 11, 2018 Normen 0

Your regular ls -l output on a Linux machine will show a bunch of information including the file permissions displayed as following: -rwxr-xr-x. 1 root root 4096 Jun 11 10:44 example.txt r = readable (=4); w = […]

Linux

VIM text editor color syntax highlighting

September 16, 2017 Normen 0

Did you know that you can easily turn on color syntax highlighting and switch to another color schemes in the vim text editor? Start Vim and press [esc] followed by the commands: :syntax on and […]

Linux

Create bootable Linux Debian USB drive in Apple OS X

September 11, 2017 Normen 8

Creating a bootable Linux Debian USB stick from Apple OS X is fairly easy 🙂 Download the latest stable Linux Debian ISO from cdimage.debian.org; Insert your USB drive; Start the Terminal app; enter sudo diskutil […]

Linux

Restrict shell user to run only limited set of commands

August 19, 2017 Normen 0

Issue Need to restrict the normal users to run only limited set of commands assigned to him/her and all other commands for which normal user have permission to execute by-default, shall not be executed. E.g: […]

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Recent Posts
  • Universal Clipboard between iPhone and Mac doesn’t work
  • API readiness test FAILED. The server is down and unable to receive connections!
  • SiteGround Migrator Plugin: Can not download manifest file | The requested URL returned error: 404 Not Found
  • External monitor stops working on Acer laptop running Ubuntu 20.04
  • Visual Studio enlarge XML file size from 10 to 100 mb
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