- [Java] Plus Pattern Java Program
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- [Java] Right Arrow Pattern Java Program
- [Java] Rhombus Pattern Java Program
- [Java] Star (X) Pattern Java Program
- [Solved] SQLServerException: The driver could not establish a secure connection to SQL Server by using Secure Sockets Layer (SSL) encryption. Error: “No appropriate protocol (protocol is disabled or cipher suites are inappropriate)
- [Solved] SQLServerException: The TCP/IP connection to the host ABCKXYZ356, port 1345 has failed
- JSON to JAVA Entities Mapping
- Write a program to convert a non-negative integer number to its English words representation
- [Solved] SQLServerException: Arithmetic overflow error converting float to data type numeric :scientific value
- [Solved] SQLServerException: Arithmetic overflow error converting float to data type numeric
- [Solved] SQLServerException: String or binary data would be truncated
- LIQUIBASE Spring Boot Properties
- Cassandra Spring Boot Properties
- Couchbase Spring Boot Properties
- SOLR Spring Boot Properties
- Elasticsearch Spring Boot Properties
- MongoDB Spring Boot Properties
- Neo4J Spring Boot Properties
- ATOMIKOS Spring Boot Properties
- BITRONIX Spring Boot Properties
- NARAYANA Spring Boot Properties
- Springboot Framework Exception Hierarchy
- Top [70] HR & Manager Round Interview Questions
- Spring Boot : Set JVM Parameters for an Application
- [Solved] OpenShift : MetaSpace Issue with SpringBoot based Micro-services
- Spring Boot: Custom Actuator EndPoints Creation
- Spring Boot Actuator : : Monitor Health of Application
- Spring Boot Main Class Configuration
- [Solved] Spring Boot IllegalStateException: Ambiguous mapping. Cannot map ‘XYZController’ method
- Spring Boot Banner Customization Enable / Disable
- [Solved] Spring Data JPA :QueryCreationException: Could not create query for public abstract method XYZ
- [Solved] Disable Directory Listing in Spring Boot Tomcat server for Web application
- JAXB Overview
- [Solved] JAXBException: Implementation of JAXB-API has not been found on module path or classpath.
- [Solved]: JAXB empty Tag without xsi:nil=”true” for null values by using jaxb.properties
- JDBC: ResultSet Interface
- JDBC: Statement Interface
- Junit : Best Practices
- JUnit 5 : Environment Setup
- Junit 5 : How to write JUnit Test Cases?
- Junit 5 : Architecture
- JUnit 5: Introduction
- JUnit Introduction
- Unit Testing
- Software Testing
- Junit: Jacoco Code Coverage Plugin Integration with Eclipse/STS
- Junit: Code coverage by using JaCoCo
- [Solved]: Maven Error “Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.12.4:test (default-test) on project XYZ: There are test failures.”
- [Solved]: Maven Error “Source option 5 is no longer supported. Use 6 or later”
- [Solved]: IOError in Python
- [Solved]: AssertionError in Python
- [Solved]: Python SyntaxError: (unicode error) ‘unicodeescape’ codec can’t decode bytes in position 2-3: truncated \UXXXXXXXX escape
- [Solved]: StopIteration in Python
- [Solved]: AttributeError in Python
- [Solved]: Python FloatingPointError
- [Solved]: Python OverflowError : (34, ‘Result too large’)
- [Solved]: Python NameError: name ‘XYZ’ is not defined
- [Solved] : Python TypeError: ‘builtin_function_or_method’ object is not iterable
- [Solved]: Python ValueError: invalid literal for int() with base 10
- [Solved]: Python IndexError: tuple index out of range
- [Solved]: Python TypeError: ‘int’ object is not subscriptable
- [Solved]: Python KeyError: XYZ in Python
- [Solved]: Python SyntaxError
- [Solved] Python ValueError: math domain error
- [Solved] Python ValueError: too many values to unpack (Expected X)
- [Solved]: Python TypeError: cannot unpack non-iterable NoneType object
- [Solved] : Python TabError: inconsistent use of tabs and spaces in indentation
- [Solved] : Python IndentationError: unexpected indent in Python
- [Solved] Python ZeroDivisionError: division by zero in Python
- Python: Exception Handling
- Python: Built-in Exceptions Hierarchy
- Python: Variable Scope
- Python: Typs of Argument
- Python: Argument Passing
- Functions in Python
- Python: Control Structure
- Python: pass Loop Control Statement
- Python: continue Loop Control Statement
- Python: break Loop Control Statement
- Python: Nested Loop
- Python: for loop
- Python: while loop
- Python: Nested if Statement
- Python:else-if Ladder
- Python: If-Else Statement
- Python : If Statement
- Python: Excel Read and Write
- Python: CSV Read and Write
- Python: Comments
- [Solved] TypeError: unsupported operand type(s) for +: ‘int’ and ‘str’
- Python: Type Conversion (Implicit & Explicit)
- Python: Operators
- Python: Input & OUTPUT Statements
- Python: Variables & Data Types
- Python: Identifier & Keyword
- Features of Python
- About Python
- Gradle : Tasks
- [Solved] groovy.lang.MissingPropertyException: Could not get unknown property ‘A’ for task ‘:B’ of type org.gradle.api.DefaultTask.
- Gradle: Dependency Management
- Gradle : Repository Configuration
- Gradle : Logging Configuration
- Gradle: Plugin Configuration in Eclipse or STS
- Gradle : Installation On Linux and Mac
- Gradle : Installation On Windows
- [Solved] org.apache.camel.ResolveEndpointFailedException: Failed to resolve endpoint: smtps://smtp.gmail.com:465?XYZ due to: There are 2 parameters that couldn’t be set on the endpoint. Check the uri if the parameters are spelt correctly and that they are properties of the endpoint.
- [Solved] org.apache.camel.FailedToCreateRouteException: Failed to create route route1: Route(route1)[From[sendEmail] -> [To[smtps://smtp.gmail.com:… because of No endpoint could be found for: sendEmail, please check your classpath contains the needed Camel component jar.
- Java : Array & Arrays Class
- SOLID Software Design Principle
- Spring Boot: Common Properties and Default Value
- Spring Boot: Data Configuration Properties and Default Value
- Spring Boot: Security, OAUTH2 and SSO Configuration Properties and Default Value
- Spring Boot: Integration Platform Properties and Default Value
- Spring Boot: DevTools Properties and Default Value
- Spring Boot: Web Application Properties and Default Values
- Spring Boot: Core Common Properties and Default Value
- Gradle Overview
- Maven Vs Gradle
- Maven Vs Ant
- Spring Boot Maven Application
- Spring Boot Starters
- Spring Boot System Requirements and Compatibility
- Spring Boot Overview
- [Solved] com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘type=MyISAM’
- Software Development Team Roles and Responsibilities
- [Solved] TESSDATA_PREFIX environment variable is set to the parent directory of your “tessdata” directory.
- [Solved] java.lang.IllegalStateException: Detected both log4j-over-slf4j.jar AND bound slf4j-log4j12.jar on the class path
- Java: Read Text from an Image
- DBMS VS RDBMS
- ACID Vs BASE for Database Transactions
- SQL vs NoSQL
- BASE Properties for Distributed Database Transactions
- 12 Software Design Key Principles
- CAP Theorem
- ACID Properties for Database Transactions
- [Solved] javax.naming.NameNotFoundException: MyXYZConnectionFactory not found
- [Solved] JMSInitialContext: Unable to get the internal JNDI context
- [Solved]com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table ‘ABC’ doesn’t exist
- [Solved]org.hibernate.MappingException: Unknown entity: XYZ
- [Java] Print characters having prime frequencies in order of occurrence.
- [Solved]org.hibernate.exception.SQLGrammarException: could not execute statement
- Java Program : Get all possible values of X such that A % X = B
- [Solved] Fortify Issue “Log Forging” and “Cross Site Script Injection” in log file
- [Solved] Maven Error on Eclipse/STS : Could not calculate build plan org.apache.maven.plugins:maven-jar-plugin:jar:2.4
- [Solved] Maven Error on Eclipse/STS : Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4
- [Solved] javax.crypto.AEADBadTagException: Tag mismatch
- TIKA: Open Document Format (ODF) Content and Metadata Extraction
- [Solved] org.apache.tika.parser.utils.DataURISchemeParseException
- Python Overview
- [Solved] org.apache.tika.parser.chm.exception.ChmParsingException
- [Solved] org.apache.tika.io.EndianUtils. BufferUnderrunException
- [Solved]org.apache.tika.exception.TikaMemoryLimitException
- [Solved] org.apache.tika.mime.MimeTypeException
- TIKA: MS-Excel Content and Metadata Extraction
- [Solved] org.apache.tika.exception.TikaConfigException
- [Solved] org.apache.tika.exception.CorruptedFileException
- TIKA: PDF file Content and Metadata Extraction
- TIKA: HTML File Content and Metadata Extraction
- TIKA: Text File Content and Metadata Extraction
- TIKA: XML File Content and Metadata Extraction
- TIKA: Class File Content and Metadata Extraction
- [Solved] org.apache.tika.exception.AccessPermissionException
- [Solved]org.apache.tika.exception.UnsupportedFormatException
- [Solved]org.apache.tika.exception.EncryptedDocumentException: Unable to process: document is encrypted
- [Solved] org.apache.tika.exception.TikaException: Error creating OOXML extractor
- [Solved]org.apache.tika.exception.ZeroByteFileException: InputStream must have > 0 bytes
- TIKA Metadata Extraction
- TIKA Document Content Extraction
- TIKA Language Detection
- TIKA Document Type Detection
- TIKA Supported Document Formats
- TIKA Reference API
- TIKA Application-Level Architecture
- TIKA Environment Setup for Applications
- Apache Tika Introduction
- Tika Functionalities
- Mask Zipcode/Pincode/Postal Code on Web Page
- Mask Passport On Web Page
- Elasticsearch ingest node , Filebeat Integration for Log Parsing
- Java: Collection Framework Introduction
- Java : Collection Framework Hierarchy
- Java: Arrays vs Collections
- Java: HashCode and Equals Contract
- Java: Aggregation and Composition (HAS-A)
- Java: Inheritance (IS-A)
- Java: Constructors
- Java: Object
- Java: Types of Classes
- Java: Class
- Java: StringBuilder Class & Examples
- Java: EnumSet Class
- [Java] How to reverse String in Java?
- Java: ArrayList Vs Vector Class
- Java: String Vs StringBuffer Vs StringBuilder
- Java: Abstract Class Vs Interface
- Java: Interface
- Java: Nested Interface
- Java: Abstract Class
- Java: OOPS Concepts
- Java: package and import Keyword
- Java: Runtime Class
- Java: Method Overriding
- Java: Method Overloading Vs Method Overriding
- Java: Method Overloading
- Java: Package Class
- Java: Method Signature
- Java: super Keyword
- Java: this Keyword
- Java: static Keyword
- Java: final Keyword
- Java : Non Primitive Data Types
- Java: How HashSet Work?
- Java: Collections Class Methods and Examples
- Java: EnumMap Class Methods and Examples
- Java: Map Interface Methods and Examples
- Java: TreeMap Class Methods and Examples
- Java: Object Externalizable Serialization with Inheritance Example
- Java: Object Serialization with Inheritance Example
- Java: Serialization Exception Handling
- Java: static Serialization and Deserialization Examples
- Java: Externalizable/Custom Serialization and Deserialization Example
- Java: transient Serialization Example
- Java: Serialization and Deserialization Examples
- Java: Collections Utility Class Methods and Examples
- Java: LinkedHashMap Class Methods and Examples
- Java: HashTable Class Methods and Examples
- Java: Hashmap Working
- Java: HashMap Class Methods and Examples
- Java: Difference between HashMap and Hashtable
- Java: Unmodifiable Collection Methods and Example
- Java: Synchronized Collection Methods and Examples
- Java: Properties Class Methods and Examples
- Java 8: PermGen Space Removed
- Java 8: Lambda Expression
- Java 8: Optional for handling NULL
- Java 8: Base64 Encoding and Decoding
- Java 8: Arrays Parallel Processing
- Java 8 : Nashorn JavaScript Engine
- Java 8:Named Parameters in Reflection
- Java 8: Reflection API to get Repeatable Annotation Detail
- Java 8: Repeatable Annotations
- Java 8: StringJoiner Class
- Java 8: Functional Interface
- Java : Data Types
- Java : Program Execution
- JDK, JRE, JIT,SDK, JVM Introduction
- Java: final Vs finally Vs finalize
- Java: do-while loop
- Java: while loop
- Java : for loop
- Java: Program execution from Command Line and Eclipse with Arguments.
- First Java “Hello World” Program
- Java: System.out Vs System.in Vs System.err classes and methods.
- Java : Types of Statements
- Java : Control Flow Statements
- Java : Looping Statements
- Setup Java/JDK and Eclipse On Window & Linux
- Java: How to generate Java doc by command line and Eclipse IDE?
- Java Script : Debugging
- Java : Types of Comments
- Java : Object Creation Way
- Java : Unary Operators
- Java : Type of Operators
- Java : Bitwise Logical Operators
- Java : Arithmetic operators
- Java : Instanceof Operator
- Java : Boolean Logical Operators
- Java : Relational Operators
- Java : if-else-if Statement
- Java: if-else Statement
- Java: Switch Case Statement
- Java : if Statement
- Java : Decision Making Statements
- Reachability of Statements
- Java : Ternary/Conditional Operator
- Java : Assignment Operators
- Java : Operators Precedence in Expression
- Valid Variations of main() in Java
- Mathematical Programming Test
- Frequently Asked Algorithms & Java Programs
- Fibonacci Series Java Program
- Java: Versions History
- Java Overview
- Array Data Structure and Complexity (Big-O)
- Merge Sort Program and Complexity (Big-O)
- [Sorting] Quicksort Program and Complexity (Big-O)
- [Sorting] Radix Sort Program and Complexity (Big-O)
- [Sorting] Bucket Sort Program and Complexity (Big-O)
- [Sorting] Shell Sort Program and Complexity (Big-O)
- [Sorting] Counting Sort program & Complexity (Big-O)
- [Sorting] Heapsort Program and Complexity (Big-O)
- Data Structure and Algorithms Complexity (Big-O)
- [Sorting] Selection Sort Program and Complexity (Big-O)
- [Sorting] Insertion Sort Program and Complexity (Big-O)
- JSON Properties Order Change (Jackson)
- JSON Properties Name and Index Change (Jackson)
- [Solved] com.fasterxml.jackson.databind.exc.InvalidFormatException: Cannot deserialize value of type `int` from String “C21”: not a valid Integer value
- [Solved] com.fasterxml.jackson.databind.exc.InvalidFormatException: Cannot deserialize value of type `java.util.Date` from String “MM/dd/yyyy”: not a valid representation for date format
- [Solved] com.fasterxml.jackson.databind.exc. InvalidDefinitionException: No serializer found for class ABC and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS)
- JSON Overview
- JSON Parsers
- JSON Data Types & Syntax
- [Solved] com.fasterxml.jackson.databind.exc. MismatchedInputException: Cannot deserialize instance of `XYZ` out of START_ARRAY token
- [Solved] com.fasterxml.jackson.databind.exc. MismatchedInputException: Root name ‘ABC’ does not match expected (‘XYZ’) for type [simple type, class ClassName]
- [Solved] com.fasterxml.jackson.core.JsonParseException: Unexpected character (”’ (code 39)): was expecting double-quote to start field name
- [Solved] com.fasterxml.jackson.core.JsonParseException: Unexpected character (‘{‘ (code 123)): was expecting double-quote to start field name
- [Solved] com.fasterxml.jackson.databind.exc. InvalidDefinitionException: Cannot construct instance of `XYZ` (no Creators, like default construct, exist): cannot deserialize from Object value (no delegate- or property-based Creator)
- [Solved] com.fasterxml.jackson.databind.exc. InvalidDefinitionException: Cannot construct instance of `XYZ` (no Creators, like default construct, exist): abstract types either need to be mapped to concrete types, have custom deserializer, or contain additional type information
- [Solved] com.fasterxml.jackson.databind.exc. MismatchedInputException: Cannot construct instance of `XYZ` (although at least one Creator exists): can only instantiate non-static inner class by using default, no-argument constructor
- [Solved] com.fasterxml.jackson.databind.exc. UnrecognizedPropertyException: Unrecognized field XYZ (class ABC), not marked as ignorable (X known properties: ])
- [Solved] java.nio.file.NoSuchFileException: XYZ
- [Solved] org.h2.jdbc.JdbcSQLNonTransientConnectionException: Database may be already in use: null
- [solved] org.h2.jdbc.JdbcSQLSyntaxErrorException: Column count does not match
- [Solved] java.sql.BatchUpdateException: Data truncation
- [Solved] org.springframework.dao. DataIntegrityViolationException: PreparedStatementCallback -Data truncation
- [Solved] org.h2.jdbc. JdbcSQLIntegrityConstraintViolationException: Unique index or primary key violation
- [Solved] org.springframework.dao. DataIntegrityViolationException: could not execute statement
- Database Integrity Constraints
- [Solved] java.lang.IllegalStateException: The file is locked
- [Solved] org.hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when ‘hibernate.dialect’ not set
- Hibernate : SQL Dialects List
- Mask DOB (Date of Birth) On Web Page
- How to mask Personal/Confidential/SPI Information on web page
- Mask IP (Internet Protocol) On Web Page
- Mask CVV/CVC On Web Page
- Mask ITIN On Web Page
- Mask SSN On Web Page
- Mask Routing Number on Page
- Mask Credit/Debit Card Number on Page
- Mask Bank Account Number on Page
- Mask Driving License Number On Web Page
- Mask Aadhar Number On Page
- Java : Keywords with Categories
- Java : Branching statements
- Java : Expression Statements
- Java : Declaration Statements
- Java : strictfp Modifier
- Java : Access Modifiers/Specifiers
- Java : Wrapper Classes
- Java : Primitive Type
- java.lang.Boolean Class & Methods
- java.lang.Character Class & Methods
- java.lang.Short Class & Methods
- java.lang.Long Class & Methods
- java.lang.Integer Class & Methods
- java.lang.Float Class and Methods
- java.lang.Double Class & Methods
- java.lang.Byte Class & Methods
- java.lang.Number Class & Methods
- Java : Widening ,Narrowing Type Casting and Type Promotion In Expression
- Java : Types of Literals
- Spring Scheduling Annotations List
- Spring Bean Annotations List
- Spring Core Annotations List
- Spring Web and REST Annotations List
- Java : Annotation Tutorial
- Spring Boot Annotations List
- Java : Identifier Naming Conventions
- JAVA : Daylight Saving Time (DST) Handling
- Java 8+ Date Time Exmples
- [Solved] Could not transfer artifact org.springframework:XYZ from/to central (https://repo.maven.apache.org/maven2)
- [Solved] java.lang.ClassNotFoundException: org.hsqldb.jdbcDriver
- [Solved] java.sql.SQLSyntaxErrorException: unexpected token: XYZ
- [Solved] Date Format : java.text.ParseException: Unparseable date: “yyyy-MM-ddThh:mm:ss.SSSZ”
- [Solved] Date Format : java.lang.IllegalArgumentException: Illegal pattern character ‘Z’ or ‘T’
- [Solved] Date Format AM/PM : java.lang.IllegalArgumentException: Illegal pattern character ‘A’
- Window : How to Kill/Stop tomcat service from command line?
- JDBC : Function Execution Example
- JAVA : Generate 15 Minute Time Interval AM/PM
- JDBC: DriverManager Class
- JDBC: Connection Interface
- JDBC : Stored Procedure Example
- JDBC : Difference between executeQuery() Vs executeUpdate() Vs execute() method
- [Solved] com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
- [Solved] java.util.InputMismatchException
- Difference between Stored Procedure and functions
- JDBC: Difference between Statement, PreparedStatement and CallableSatement
- JDBC: Connectivity with Access without DSN (Data Source Name)
- JDBC: Connection With Oracle Database
- JDBC: Connection With MySQL Database
- JDBC: Steps to connect with Database
- [Solved] java.util.NoSuchElementException
- [Solved] java.lang.EnumConstantNotPresentException
- Java : Enumeration handling
- [Solved] java.lang.IllegalArgumentException: No enum constant
- Java :How to convert a stack trace to a string?
- Java : How to convert seconds to Time?
- Java : Convert Decimal to Binary
- Java : How to convert GMT, CST, IST and PST timezone?
- Java Program : Convert Time Hour, Minute and Second
- Java Program: How to convert Units?
- Java : How to remove duplicate elements from List?
- Eclipse : [Top 50] Keybord Shortcuts
- Java : java.lang.Object Class & Methods
- Java : How to remove duplicate objects from List
- Java : Garbage Collection finalize() method example and uses
- Java : Shallow and Deep Object Cloning
- Java : Shallow Cloning Vs Deep Cloning
- Java : Immutable Class/Collection Creation
- Multiple catch block (Java 7+) Rules
- [Solved] javax.portlet.PortletException: Error occured during request processing: INSTANCE
- Java: Different Ways to writing in text File
- Java :Different ways of Reading a text file
- [Solved]java.util.UnknownFormatConversionException: Conversion = ‘I’
- [Solved]java.util.NoSuchElementException
- [Solved]java.util.InputMismatchException
- [Solved] java.lang.IllegalArgumentException: “ABC”
- Chained Exception
- Java Exception Propagation
- 4 Rules for Overriding Methods Exception Handling
- [Solved] java.lang.StackOverflowError
- [Solved] java.lang.OutOfMemoryError: Java heap space/PermGen/memory leak
- [Solved] java.lang.NumberFormatException: For input string “AB.C”
- Java Custom Exception
- [Solved] org.mockito.exceptions.misusing.UnnecessaryStubbingException
- [Solved] org.mockito.exceptions.misusing.PotentialStubbingProblem
- [Solved] org.mockito.exceptions.misusing.RedundantListenerException
- [Solved]org.mockito.exceptions.base.MockitoException
- [Solved] org.mockito.exceptions.misusing.WrongTypeOfReturnValue
- [Solved] org.mockito.exceptions.misusing.InvalidUseOfMatchersException
- [Solved] org.mockito.exceptions.misusing.MissingMethodInvocationException
- Elasticsearch Ingest Node Vs Logstash Vs Filebeat
- Java: Duration and Period Calculation
- [Solved] java.time.temporal. UnsupportedTemporalType Exception: Unsupported field: YearOfEra
- Java: Legacy to Java 8 Date Time Interoperability
- Java : How to get current date time?
- Java : System Time and Calculate Processing Time
- Java : Sort Date Time Object and Text Format
- Java : Sort Date Object and Text Format
- Java: Date to GregorianCalendar and GregorianCalendar to Date Conversion
- Java: Date to Calendar Conversion
- Java : Date Format Locale and Internationalization
- Java : java.util.Date and java.sql.Timestamp Conversion
- Java : java.util.Date and java.sql.Date Conversion
- Java : Date Format Conversion
- Java : Date Format and TimeZone Conversion
- JDBC: List of Drivers for Databases
- JDBC: Drivers Types and Uses
- JDBC: History and Features Evaluations
- [Solved] java.sql.SQLException: No suitable driver
- [Solved] com.microsoft.sqlserver.jdbc. SQLServerException: Invalid object name ‘dual’
- JDBC : Exception and Warning Handling
- [Solved] java.lang.ClassCastException: org.apache.logging.slf4j.SLF4JLoggerContext cannot be cast to org.apache.logging.log4j.core.LoggerContext
- [Solved] java.lang.NoClassDefFoundError: org/apache/logging/log4j/core/config/Configurator
- [Solved] JDBC : java.sql.SQLSyntaxErrorException: Unknown database ‘database_name’
- JDBC Architecture Model
- JAVA : Get Host Name and IP address of Machine?
- [Solved] java.sql.SQLException: ORA-28000: the account is locked
- [Solved] JDBC : com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server.
- [Solved] JDBC: java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near…
- [Solved] JDBC: java.sql.SQLException: Can’t drop database ‘database_name’; database doesn’t exist
- [Solved] java.util.UnknownFormatConversionException: Conversion = ‘y’
- [Solved] java.time.zone.ZoneRulesException: Unknown time-zone ID: IST
- [Solved] java.time.DateTimeException: Invalid value for NanoOfSecond (valid values 0 – 999999999): -1
- [Solved] java.time.DateTimeException: Invalid value for HourOfDay (valid values 0 – 23): 24
- [Solved] java.time.DateTimeException: Invalid date ‘February 29’ as ‘2014’ is not a leap year
- JAVA : Selected Random Numbers Between Range and No Duplicate
- Log4j2: How to Mask Logs Personal/Confidential/SPI Information
- How to MASK XML Confidential/Personal Data : JAVA
- YAML and JAVA Configuration
- JAVA : How to convert YAML Documents to JSON List?
- JAVA : How to convert YAML To JSON?
- Difference between YAML and JSON
- YAML Introduction
- How to validate YAML/YML?
- YAML Syntax
- YAML Supporting Language, Framework and Tools
- How to Enable YAML Editor in Eclipse?
- [Solved] Maven: No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK
- Eclipse : How to set java path of JDK/JRE?
- [Solved] Tomcat : java.net.BindException: Address already in use: bind
- How to Mask JSON Confidential/Personal Information in logs :JAVA
- How to mask JAVA Object confidential/personal information in logs while Printing
- [Solved] java.lang.IllegalStateException: No match found : Regular Expression
- [Solved] Invalid escape sequence (valid ones are b t n f r ‘ “; \ )
- [Solved] Invalid escape sequence (valid ones are \b \t \n \f \r \’ \”; \\ )
- [Solved] CloneNotSupportedException
- Marker Interface in Java and Use
- Difference between Class.forName() and ClassLoader.loadClass()
- [Solved] ClassNotFoundException: com.mysql.jdbc.Driver
- [Solved] ClassCastException :A cannot be cast to B : Example
- [Solved] Exception UnsupportedOperationException Example
- Java : Comparable Vs Comparator
- How to sort object by Comparator interface in ascending and descending order : JAVA
- How to Sort By Comparable Interface in Ascending and Descending Order : Java
- How to convert ArrayList to Array and Array to ArrayList?
- Sort ArrayList in Ascending or Descending Order or Natural or Chronological Order
- [Solved] ArrayIndexOutOfBoundException in JAVA
- [Solved] java.lang.ArithmeticException: / by zero in JAVA
- [Solved] JAVA java.lang.StringIndexOutOfBoundsException: String index out of range: -1 Example
- [Solved] NullPointerException In Java
- How to sort HTML Table Columns in ascending and descending by JQuery and JAVA Script and show sorting image
- Linear Search Algorithm,Java Program and Complexity
- [Java] Ways to Read Input from Keyboard/User/Console by Java Program
- Fahrenheit To Celsius Java Program
- Floyd Triangle Java Program
- [Java] Multiplication Table Java Program
- [Java] Largest of Three Numbers Java Program
- [Java] Palindrome Java Program
- [Java] Prime Numbers Java program
- [Java] Odd and Even Java Program
- [Java] How to Reverse Number by Java Program?
- [Java] How to Prints Alphabets by Java Loops
- Frequently Asked Algorithms and Programs in Interviews
- [Java] How to Swap two Numbers with and without temporary variable.
- How to exclude fields from JSON while parsing by GSON/GsonBuilder?
- How to do JSON pretty formatting and Null Serialization (GSON/GsonBuilder)
- How to convert Java object to / from JSON by (GSON)
- GSON Introduction
- Log4j2 JSON Configuration for Java Logging Severity Levels, Formatting and Appenders
- Log4j2 New Features,Compare with Log4j and other Logging Framework
- Log4j2 Java Logging Example Tutorial – XML Configuration, Severity Levels, Formatting and Appenders
- Binary Search Java Program
- [Java] Factorial of a Number by Java Program
- Armstrong Number JAVA Program
- [Sorting] Bubble Sort/ Sinking Sort Java Program
- [Solved] javax.crypto.IllegalBlockSizeException: Input length must be multiple of 16 when decrypting with padded cipher
- [Solved] Exception java.security.NoSuchAlgorithmException: Cannot find any provider supporting AES/ECB/PKCS7Padding
- How to do Encryption and Decryption for plain text/password in JAVA
- JAVA Encryption and Decryption of URL Parameter
- Elasticsearch Interview Questions and Answers
- How to Configure Filebeat, Kafka, Logstash Input , Elasticsearch Output and Kibana Dashboard
- Logstash , JDBC Input configuration tutorial with sql_last_value and tracking_column as numeric or timestamp
- Logstash , JDBC Input with sql_last_value as numeric or timestamp Example
- Logstash , JDBC Input Plug-in Configuration Example with Oracle Database and Output to Elasticsearch
- Logstash, File Input, CSV Filter and Elasticsearch Output
- Logstash Installation, Configuration and Start
- Elasticsearch Installation in Linux
- Elasticsearch Installation in Window
- Elasticsearch Overview
- Elasticsearch REST Index Manager Auto Client for CRUD
- How to make and auto run /executable jar with dependencies?
- Maven Connect Timeout from/to Central “https://repo.maven.apache.org/maven2”
- [Solved] JDBC, “Invalid argument value: java.io.NotSerializableException; nested exception is java.sql.SQLException”
- How to create Dynamic Web Application using Maven and Eclipse?
- How to add 3rd Party/Custom/External Jars to Maven Project?
- How to create Maven Java Console Project?
- How to Configure Maven in Window and Linux?
- Integrate Filebeat, Kafka, Logstash, Elasticsearch and Kibana
- How to unzip files from zip file by java?
- How to zip files by Java?
- How to retrieve key Information from JSON Data?
- How to Map JSON to Java Object by Annotation?
- How to create dynamic JSON by Java?
- How to Convert JSON data from file to ArrayList?
- How to Convert JSON to Java Object and Java Object to JSON?
- Java, How to convert List to Arrays and Array to ArrayList
- How to create HTML dynamic table in JSP from ResultSet with unknown columns ?
- [Solved] Elasticsearch “java.net.BindException: Address already in use”
- [Solved] Elasticsearch “max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536] “
- [Solved] Elasticsearch “java.lang.UnsupportedOperationException: seccomp unavailable: CONFIG_SECCOMP not compiled into kernel, CONFIG_SECCOMP and CONFIG_SECCOMP_FILTER are needed”
- Elasticsearch working fine with localhost but not able to connect over Browser by using IP address
- [Solved] Elasticsearch “high disk watermark exceeded on one or more nodes”
- [Solved] JDBC “java.sql.SQLException: ORA-01005: null password given; logon denied”
- [Solved] JDBC “java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver”
- [Solved] Zookeeper “java.net.BindException: Address already in use”
- Elasticsearch REST JAVA Client to get Index Details List
- Elasticsearch REST JAVA Client for Cluster Detail
- Elasticsearch REST Response Handling
- Elasticsearch REST Synchronous and Asynchronous performRequest APIs
- Elasticsearch REST Java Connection Client
- Elasticsearch REST JAVA API
- Filebeat “connection reset by peer”
- Kafka Server Properties Configuration
- Logstash Input and Output to/from Kafka Example
- Filebeat and Kafka Integration
- Kafka Cluster for Multi/Distributed Servers/Brokers
- Java and Kafka Integration
- Kafka Cluster for Single Server/Broker
- Kafka Introduction and Architecture
- Logstash Connection Refused by Elasticsearch Over Proxy or AIC
- Logstash Custom Grok Pattern
- Sample filebeat.yml file for Prospectors ,Kafka Output and Logging Configuration
- Sample filebeat.yml file for Prospectors ,Logstash Output and Logging Configuration
- Sample filebeat.yml file for Prospectors, Elasticsearch Output and Logging Configuration
- Sample filebeat.yml file for Prospectors,Multiline and Logging Configuration
- Sample filebeat.yml file for Prospectors and Logging Configuration
- Filebeat, Commandline Arguments Configuration
- Filebeat, Logging Configuration
- Filebeat, Kafka Output Configuration
- Filebeat, Logstash Output Configuration
- Filebeat,Elasticsearch Output Configuration
- Filebeat Multiline Configuration Changes for Object, StackTrace and XML
- Filebeat Prospectors Configuration Changes for Read Log files
- Filebeat Download,Installation and Start/Run
- Filebeat Overview
Facing Issues On IT 