screen freeze while multitasking
2653
What should I do when Ubuntu freezes?
106145
Double lock screen Ubuntu 14.04
42408
What are best practices for blocking UI when application is busy
121391
How to completely disable the Windows taskbar?
158767
How can I freeze the execution of a program?
75370
Where are crash logs after a system freeze?
25015
Why doesn't my screen lock in XFCE?
143567
swing window getting frozen ,not displaying content
57469
How to configure idle period for auto locking screen
116997
System freezes after logging in after one failed attempt
98471
Prevent monitor from losing signal after screen saver / lock activates
3264
How to diagnose repeated freezing of Windows 7 (comes back alive for a few seconds)
148615
Why won't my taskbar display on my secondary monitor?
116645
Why does my 'Caps Lock' diode blink when my system freezes?
18658
Ubuntu 14.04 has visual artifacts and freezes
1804
How to diagnose computer lockups and freezes?
123119
Multiple windows, but also multiple items on the task bar