Learn Programming
Resources specific to my own learning journey.
Learn Programming
Google - Site Reliability Engineering
sre.google
BDD 101: Writing Good Gherkin
automationpanda.com
if you want to ensure that your application produces exactly the same results on different platforms, you can use the special keyword strictfp as a class modifier on the class containing the floating-point manipulation
Link
Tells compiler to stick to IEEE 754 standard.
Example of Tabs with Automatic Activation
w3.org
numeric types default to the appropriate flavor of zero, characters are set to the null character ( \0 ), and boolean variables have the value false
Article
Member variables of a class are initialized to default values, but not variables declared within methods, conditional blocks, or loops.
When something breaks, troubleshooting the issue should be possible from only the metrics being collected. You should not be to depending on log files, or looking at code, to deal with an outage.
Running Java in Production: A SRE’s Perspective - JVM Advent
Integer literals are of type int unless they are suffixed with an L , denoting that they are to be produced as a long value
Link
Seems a bit silly that you can declare the variable as a long and the compiler happily ignores that when first evaluating the literal.
Specific to Java, there are metrics that can be helpful to understand the health, and performance of the application. Guiding future decisions on how to scale and optimise the application. Garbage collection time, heap size, thread count, JIT time are all important and Java specific.