Hi guys. I’m new to Java, currently learning Strings. I have a task to count the number of names, the length of the name must be at least two, the first letter of the name should start with upper case, the second with lower case. The issue is that I don’t know how to use the Character.isUpperCase(…
Tag: java
How to disable Host name verification for nimbus JWKS ResourceRetriever
First I was using ‘DefaultResourceRetriever’ without any configuration like this : and then I got the following exception To by pass certificate check I have configured the resource retriever like below; But it doesn’t changed anything. I could set Hostname verifier to SSLConnectionSocketFac…
Read Large file in Chunks and Compare each line in Java
I have a text file with entries like below. I want to read the file as input and compare the time consumed by each event using Java. Like event1 has taken (11025373 – 11025373) = 4ms time. (start – end) event2 has taken (11025397 – 11025387) = 10ms time. I initially thought to read line by l…
Run Spring Boot Project with base directory – localhost:8080/demo/
I have setup a run configuration in eclipse but it’s running in localhost:8080 but I want it to run in localhost:8080/demo/ but it’s not working. I have attached the run configuration and application properties file can anyone help me to run spring boot project in localhost:8080/demo/ Answer I thi…
Why cant I initialize the Webview
im just starting out with android studio, i have imported WebKit but those imports are grayed. and i cant initialize the webview “private WebView webview” shows errors how to do it correctly? Answer I was using kotlin instead of java that was the issue (beginner mistake lol) my issue was that i co…
File beat is not transferring data to logstash
Beat input is not transferring to logstash. I have provided filebeat and logstash configuration files below. Input Test.cs file filebeat.yml logstash.conf Answer Kindly to check the filebeat yml file as there an issue with indentation filebeat documentation your filebeat and for information log input is depre…
JPA Specification for Enum
My JPA Entity as an Enum field Where If I add a where condition with a specification what is the correct way to include Enums into Specification queries? Answer Try doing this:
Create a SortedMap from a List objects with the Value represented as a list of N lowest object’s attributes mapped to a particular Key
I am working with a CSV file which includes some information about accidents. I’ve created the Accident type: I’ve also created a function that reads all the CSV file, converts all the accidents to a List<Accident> and saves it to this type AccidentArchive: So, we are working with streams wh…
Find the first Recurring letter in Java
I wrote the code as follows but it doesn’t return the first recurring letter properly. Example: In the word “statistics” the recurring letters are s, t, and i. But the letter t recurs sooner than the letter s and i, but my program returns s instead of t. What do I need to do for it to return…
Intersections of given sets with repeat of elements
Logic to count intersections in a given set is correct for no repetitive pattern, but for this set, the output count is wrong. Code output is 8 Expected output to be 3 Answer Try the following code. I use Math.min() for the second statement of for-loop to avoid IndexOutOfBounds error Output is 3