Fix : oss_audio: failed to open audio device /dev/dsp
Problem: Ubuntu gives the error oss_audio: failed to open audio device /dev/dsp when trying to test festvox voice models. Fix: On terminal- [bash] sudo apt-get...
Category: technology
“Sndfile not found” error while installing scikits audiolabs
Problem: The following error occurs when installing scikits audiolabs SndfileInfo: libraries sndfile not found in /usr/local/lib libraries sndfile not found in ...
Fix : Touchpad not working in Ubuntu
Could fix the touch-pad of my Ubuntu system which went off due to an unknown reason with these commands – Sreekumar KjSreekumar (KJ) has been a hobby prog...
Gnome : Bring back the maximize and minimize buttons
On terminal run : gnome-tweak-tool In the dialog that pops up – Select Windows tab from the left panel. In the right panel under Tilebar buttons section – Set M...
Ubuntu: Load a disk on startup – the GUI way
On terminal run sudo gnome-disks In the dialog box that opens, choose the disk to mount from the left panel. In the right panel click on the gears icon In the p...
Spring boot + Websockets : Connection getting closed by itself.
Problem : Getting the message “Websocket already in CLOSED or CLOSING state” from browser console after sending the first message. Reason: The packet size is la...
UTF-8 breaks on Ubuntu (minimal install) server applications
Problem : UTF-8 content is displayed and treated as garbage (eg: DL4J vector search misses all the time) Reason: User’s default encoding not set to UTF-8. Fix: ...
Fixed : “Json Array should begin with [” error on UTF-8 or UTF-16 files
Problem : JSON file which store top level JSON arrays just wouldn’t parse (using org.json library), and gives out an error message like – “Json Array should beg...
Bash on VNC session – Tabs do not auto complete
Problem : Pressing Tab keys not auto-completing when using Bash within a VNC session (to guest VM running on Ubuntu and XFCE.) Reason : Unknown, possibly tabs a...
Fix: Unable to connect to RabbitMQ server from remote clients
Problem : When connected from a remote client, this error is thrown (at client) – An unexpected connection driver error occured (Exception message: Socket close...