TextArea scrollbar width in Firefox

To get scroll bar width of text area - use

element.offsetWidth - element.clientWidth

spent an hour fighting with scroll bar....

Just say no to more end-to-end tests

http://googletesting.blogspot.ru/2015/04/just-say-no-to-more-end-to-end-tests.html

Java Mission Control - profiling at your hands

Just add this to your java arg line

-XX:+UnlockCommercialFeatures

-XX:+UnlockExperimentalVMOptions

-XX:-UseFastUnorderedTimeStamps

-XX:+FlightRecorder

-XX:StartFlightRecording=duration=120m,filename=recording1.jfr

when java app exits, file recording1.jfr will be available for viewing with Java Mission Control

http://www.oracle.com/technetwork/java/javaseproducts/mission-control/index.html

since JDK 1.7.40

Thread stop in Java

don't use it.

src 

http://docs.oracle.com/javase/7/docs/technotes/guides/concurrency/threadPrimitiveDeprecation.html

Install Oracle's JDK to any linux again

untargz java jdk distro

define JAVA_HOME and export it

cd $JAVA_HOME/bin

fix alternatives - use as root or append sudo

for i in `ls`; do update-alternatives --install "/usr/bin/$i" "$i" "`pwd`/$i" 1; done;