Short history of information technologies

| category: My notes | author: st
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Ancient world

  • 1950s – Compilers will make programmers obsolete
  • 1960-70s - 3rd generation programming languages will reduce programmer shortages

...

Middle Ages

  • 1980s - 4rd generation programming languages and CASE tools will definitely reduce programmer shortages
  • 1980s – client server SQL DBMS will solve mainframe “vendor lock”
  • 1990s – 3-tiers architecture will solve DBMS “vendor lock …

Classic backgroud color in Windows 10

| category: My notes | author: st
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How to set classic background color in Windows 10?

  • Right click on desktop and select "Personalize" menu
  • Set "Background" option to "Solid color"
  • Click on "+ custom color" button
  • Click on "More"
  • Check that "RGB" is set
  • Enter "#336EA5" and click "Done" button

That's all.

Create live USB stick on Debian

| category: My notes | author: st
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Debian distribution doesn't have USB startup disk creator software. However, you can make live USB stick based on Live-DVD ISO from command line.

sudo dd bs=4M if=///.iso of=/dev/sdX && sync

where sdX is the USB device name. Don't use trailing digits like sdb1.

Example

sudo dd bs …

Install HP LaserJet Pro CP1025 on Ubuntu

| category: My notes | author: st

HP LaserJet Pro CP1025 is detected automatically by Ubuntu but it is not sufficient for printing. You should configure HPLIP.

At first time, check that HPLIP installed and its version is 3.11.1 at least

dpkg -l hplip

In Ubuntu 14.04 you should see something like this:

ii …