Threads in Perl without using thread module
Perl threads are not good. If you need threads in Perl, try coding your multi-threaded part in C/C++, and wrap that in Perl.
Tag Perl
How to install MQSeries Perl Extension for IBM WebSphere MQ
To install MQSeries Perl Extension for IBM WebSphere MQ, you need to first install MQSeriesSDK along with MQSeriesRuntime and MQSeriesClient. Without the SDK, Perl Extension won't be installed.
Common coding pitfalls developers should avoid
If result of a function is needed more than once then don’t call that function multiple times. Save the result of that function in a variable and use that variable instead.