Where do you configure Java and Ant in Jenkins?

The following are the steps to configure Ant, Maven, and JDK in Jenkins: Open the Jenkins dashboard in a browser with the URL http://:8080 . Go to the Manage Jenkins section and click on Global Tool Configuration . Configure Java based on the installation, as shown in the following screenshot. How can you configure Ant …

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Can you explain how inheritance works in JavaScript?

Inheritance is an important concept in object oriented programming. In the classical inheritance, methods from base class get copied into derived class. In JavaScript, inheritance is supported by using prototype object. Some people call it “Prototypal Inheriatance” and some people call it “Behaviour Delegation”. How does the inheritance system in JavaScript work? When it comes …

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What is thread safe in Java with example?

Since String is immutable in Java, it’s inherently thread-safe. … 5) Example of thread-safe class in Java: Vector, Hashtable, ConcurrentHashMap, String, etc. 6) Atomic operations in Java are thread-safe like reading a 32-bit int from memory because it’s an atomic operation it can’t interleave with other threads. What is meant by thread-safe in Java? Simply, …

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Quick Answer: How can I get the last row inserted in SQL?

to get the last row of a SQL-Database use this sql string: SELECT * FROM TableName WHERE id=(SELECT max(id) FROM TableName); Output: Last Line of your db! How can I get last 10 inserted record in SQL Server? The following is the syntax to get the last 10 records from the table. Here, we have …

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How do you format a SQL query?

How do I format a SQL query? Syntax of SQL FORMAT Function Format String and description Query Output format – yyyy-MM-dd HH:mm:ss 1 SELECT FORMAT(GETDATE(), ‘yyyy-MM-dd HH:mm:ss’) Output format – MM/dd/yy h:mm:ss tt 1 SELECT FORMAT(GETDATE(), ‘MM/dd/yy h:mm:ss tt’) Output format – yy-M-d 1 SELECT FORMAT(GETDATE(), ‘yy-M-d’) Can you format in SQL? SQL Server FORMAT() …

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Can static method be final in Java?

Reports methods declared final and static. When a static method is overriden in a subclass it can still be accessed via the superclass making the final declaration not very necessary. Declaring a static method final does prevent subclasses from defining a static method with the same signature. Can a final class have static method? You …

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Is comma a special character in Java?

Java Program to Check Whether the String Consists of Special Characters. Special characters are those characters that are neither a letter nor a number. … Examples of special characters are:- !( exclamation mark), , (comma), #(hash), etc. What are special character in java? A character which is not an alphabet or numeric character is called …

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Question: How do I know if JavaScript is enabled in HTML?

How do I enable JavaScript in HTML? Adding JavaScript into an HTML Document You can add JavaScript code in an HTML document by employing the dedicated HTML tag <script> that wraps around JavaScript code. The <script> tag can be placed in the <head> section of your HTML or in the <body> section, depending on when …

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You asked: What is the unique key in MySQL?

A unique key in MySQL is a single field or combination of fields that ensure all values going to store into the column will be unique. It means a column cannot stores duplicate values. How do I find the unique key in MySQL? You can show unique constraints of a table in MySQL using information_schema. …

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