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How to run an alternate Java Class in Spring Boot?
Suppose you want to run a Spring Boot application has some classes with main methods that are not annotated with the @SpringBootApplication annotation.
Why does the Java Heap fills up too soon!
By default, Java objects are fast to access, but can easily consume a factor of 2-5x more space than the “raw” data inside their fields. This is due to several…
How to uninstall a CLI tool on Mac OC
Generally need for this arises for the tools that do not have a GUI for uninstallation. Basically, the tool needs to be uninstalled from these two locations:- /usr/local/bin/<tool name> /usr/local/share/doc/<tool…
What is the future scope for AEM Java developer and what is the difference between an AEM Java developer and a Java developer?
Pro’s:- It’s an add on skill. Can get you more salary. You’ll still be a Java developer and continue to code in Java. Additionally u’ll get to know a tool…
Precision in initialising BigIntegers in Java
Initialising BigInteger using double value is not a good way to go about it because double is not a precise representation of the actual number like 44.34. Below is the…
Mac OS Big Sur IntelliJ indexing problem
In case your sources are not loading in IntelliJ with Mac OS Big Sur, try to Invalidate the IDE caches by the File -> Invalidate Caches option:- Then select Invalidate…
What is an advice in Spring Framework AOP in Java?
Advice is a piece of extremely high reusable code that you don’t want to write everywhere in your code. Advices are applied at multiple places with the help of regex,…
Why does Java not support destructors?
Since Java has inbuilt garbage collector for memory cleanup. Java has finalize method which gets called before an object is garbage collected pretty much similar to C++ destructor. To prevent…
What is a StackOverflowError?
For every method that you call in your thread, it’s like an additional layer that gets added to your thread’s stack. If the total space occupied by these layers exceeds…