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@PreConstruct and @PostConstruct annotation Spring Boot Example

Jan 5, 20251 min read

https://youtu.be/kyWZckKWoF4?si=CmpL3g-CtM3c4XtQ @PostConstruct: This method is called after the Spring bean (in this case, ExampleBean) has been...

@PreConstruct and @PostConstruct annotation Spring Boot Example

how to convert array to arraylist in java

Apr 29, 20231 min read

for explanation watch the video https://youtu.be/LP-m3qPtOoM import java.util.*; import java.lang.*; class Demo{ public static void...

how to convert array to arraylist in java

remove duplicate words from string in java

Apr 27, 20231 min read

https://youtu.be/CtDfF3qKOos import java.util.*; import java.lang.*; class Demo{ public static void main(String[] args){ String sen =...

remove duplicate words from string in java

how to count a number of vowels and consonants in a given string in java

Jan 28, 20231 min read

https://youtu.be/av5UCCZ48rQ

how to count a number of vowels and consonants in a given string in java

How to get distinct characters and their count in a String in java

Nov 12, 20221 min read

For Explanation watch the video: code : import java.util.*; import java.lang.*; import java.io.*; class Codechef{ public static void...

How to get distinct characters and their count in a String in java