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OpenVim project for users.

This online project named OpenVim lets you practice with a Vim interface for learning. The development team tells us: OpenVim is a web-based project to let people quickly have a taste what kind of an editor Vim is. Vim is considered to be very useful but can feel devastatingly opaque at first. Hopefully this tutorial… Read More »

Programming with FASM – the format ELF executable – part 002 .

About the Executable and Linkable Format is a common standard file format for executable files, object code, shared libraries, and core dumps, see the Wikipedia webpage. I used the last version 1.73.16 of flat assembler for Linux to test this format. Even I used fasm.x64 and uses 64 the files output will in 32 bit.… Read More »

Flutter – first steps with flutter.

Flutter is a framework which allows developers to create cross-platform apps using a single programming language. Flutter uses the Dart programming language which was introduced by Google in 2011. You can read more at official website. You can install it with Android Studio and use it with this I.D.E. I download it and unzip it… Read More »

Blockly – Solve level 10 maze.

This is the solution of level 10 of blockly-games online tool.

while (notDone()) {
  if (isPathLeft()) {
    turnLeft();
  }
  if (isPathForward()) {
    moveForward();
  } else {
    turnRight();
  }
}

while (notDone()) {

if (isPathLeft()) {

turnLeft();

}

if (isPathForward()) {

moveForward();

} else {

turnRight();

}

Error: Linux and inotify_add_watch.

This is a common report error and this doesn’t actually refer to the amount of storage space, but to the amount of inotify watches that are available for a given file system Linux show me this:

 (0x7ffedb2c1390) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)
 (0x7ffedb2c1390) Critical: inotify_add_watch(/usr/share/icons/breeze/icon-theme.cache) failed: (No space left on device)
 (0x7ffedb2c1390) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)
 (0x7fffe9047930) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)
 (0x7fffe9047930) Critical: inotify_add_watch(/usr/share/icons/breeze/icon-theme.cache) failed: (No space left on device)
 (0x7fffe9047930) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)

(0x7ffedb2c1390) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)

(0x7ffedb2c1390) Critical: inotify_add_watch(/usr/share/icons/breeze/icon-theme.cache) failed: (No space left on device)

(0x7ffedb2c1390) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)

(0x7fffe9047930) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)

(0x7fffe9047930) Critical: inotify_add_watch(/usr/share/icons/breeze/icon-theme.cache) failed: (No space left on device)

(0x7fffe9047930) Critical: inotify_add_watch(/home/mythcat/.config/lxqt/lxqt.conf) failed: (No space left on device)

You can fix with this command:

echo fs.inotify.max_user_watches=65536 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p

1	echo fs.inotify.max_user_watches=65536 \| sudo tee -a /etc/sysctl.conf && sudo sysctl -p