I'm using CentOS and have downloaded Elasticsearch 6.2.1. I created a new user "elastic" and when I run ./bin/elasticsearch I get the error: Could not find or
EDIT :: I was assuming there would be 3 array. The problem was not asking for that. I am trying to write a program from the platform Jutge.org that reads seque
I was previously using the following versions of Spring + Spring Boot: <springVersion>5.0.16.RELEASE</springVersion> <springBootVersion>2.0.5.
Tried with sample code to check default behaviour of equals() and hashCode() for record vs class, but it seems behave differently for record compare to class. H
Connected Firebase with my Android project and here is my build.gradle file code: apply plugin: 'com.android.application' android { compileSdkVersion 26
After recording a simple espresso test on my app the test fails to run and I'm hoping someone can guide me as to why this is happening. The resulting error is:
I need to read a Spring Boot jar and load all the clases on a ClassLoader. My problem,in spring boot classes are on "/BOOT-INF/classes" directory and not on t
Incase the Field is empty , how can i sort the list based on Date ? import java.time.LocalDate; import java.time.format.DateTimeFormatter; import java.util.Arr
I'm new at programming and I'm learning Java. I was just wondering why I should use an interface when there is only one implementation class?
The Unity project makes frequent use of C# functions that supply a type in a diamond operator after the method name. In the Unity source code it's defined like
I'm trying to parse postgres db credentials, the format is as follows: postgres://usernname:password@hostaddress:port/databasename I'm calling a method which r
I am trying to preform some processing (i.e. applying a function to the contents of each cell of a raster, and then writing that out as a new raster), where the
I have a large application made in java swing. Its a children drawing app. I need to put some restrictions, for example, if they draw a rectangle, then they can
I am a newbie in android development, I want to provide a number to setText, I am facing this problem and tried many ways to solve it. Code is: public class Gam
I used the XADES4j project to sign electronic invoices using JavaSE-1.8 (jre1.8.0_121) 32-bit version + Windows32Bits + eclipse (32-bit Luna) + Gemalto token an
We normally use Integer.parseInt method for String to Integer conversion in JAVA, but when I check the implementation of parseInt method it goes way deep that I
Whenever I try to set my Java Home export JAVA_HOME=$(/Library/Java/JavaVirtualMachines/amazon-corretto-8.jdk/Contents/Home) in my .zshenv or .zshrc files, I ge
I am new in Android Studio. After setup, When I am trying to import an application I am getting that error So that gradle not able to build. Error:Could not i
Java has binary-or | and binary-and & operators: int a = 5 | 10; int b = 5 & 10; They do not seem to work in Kotlin: val a = 5 | 10; val b = 5 &
I'm overriding the onFileCreate() method of the org.apache.commons.io.monitor.FileAlterationListener interface. The method works, but I found that sometimes it