Tag: guide
Java – How to Convert String to Long ?
Problem Statement You need to convert a java string to long in your java program. Solution The output of the above program is Abundantcode.com Java Tutorials 75 79
SQL Server 2014 Tutorial – SQL Server Management Studio
Problem Statement You need to manage your Microsoft SQL Server environment using SSMS (SQL Server Management Studio). Solution Microsoft SQL Server Management Studio (SSMS) lets the administrators to perform the following Configure SQL Server components. Create Database, tables, stored procedures and views. Manage data inside the database. and more… Follow the below steps to manage your SQL Server environment in Microsoft SQL Server Management Studio…
Building a ASP.NET Web API in Visual Studio 2015
This blog post will explain on how to create a Simple ASP.NET Web API using Microsoft Visual Studio 2015 and return an expose a List (Eg: List<Students>) over HTTP. This includes creating action methods and using them for get all students and get a particular student by id. How to create a Web API in Visual Studio 2015 and return a List over HTTP? Follow…
Java – How to calculate of Power of a BigInteger Number ?
Problem Statement You need to calculate the power of a number of type BigInteger in Java. Solution Use the instance method “pow” of the type BigInteger by passing the exponent which will return the power as shown below. The output of the above program is 26665751846889541009
Java – How to Read Integers from the Console for calculation ?
Problem Statement You need to read integers from the console window and use it for calculation within your java program. Solution If you want to know how to read integer value from a console and use it for calculation , you can use the Scanner class as shown below. The output of the above program is Please enter the first number for abundantcode 10 Please…
Java – How to Convert primitive long datatype to Long object?
Problem Statement You need to convert the primitive long datatype to object in Java. Solution Use the Long wrapper class to convert the long primitive to Long object as shown below. The output of the above program is Abundantcode.com Java Tutorials 89
Java – How to create BigDecimal from string value ?
Problem Statement You want to create a BigDecimal value from a string type in Java. Solution Use the BigDecimal class and pass the string value in the constructor to create the BigDecimal value as shown below. The output of the above program is Abundantcode.com Java Tutorials 198654586.297292792
Java – How to convert String to Double in Java ?
Problem Statement You want to convert a string value to double in Java. Solution You can use one of the three approaches to convert a string to double in Java. 1. Assigning the string to the constructor of the Double class 2. Using Double.valueOf 3. Using Double.parseDouble The output of the above program is Abundantcode.com Java Tutorials 76.2 String to double using valueOf 76.2 string…
Java – How to read a valid Integer number from Console ?
Problem Statement You need to read a valid integer number from the Console in your java program. If the number is invalid , show appropriate message. Solution To read a valid integer from a console program , you can use the Scanner class and pass the System.in as the parameter to its constructor. The scanner class exposes a method called nextInt() which can be used…
Java – How to create BigDecimal from long datatype value ?
Problem Statement You need to create BigDecimal values from long type value in your Java program. Solution Use BigDecimal.valueOf method to create BigDecimal from the long value.
Java – How to convert Long to other primitive numeric data types ?
Problem Statement You need convert a long value to other numeric data types in java. Solution Use the Long wrapper class which exposes methods like byteValue , shortValue , intValue etc. Below is a sample code snipper demonstrating the usage of the same. The output for the above program is Abundantcode.com Java Tutorials 76 76 76.0
Java How to – Compile and run Java program in Command-line
Problem Statement You need to compile and run your java program in command-line. Solution You can use the command-line tools available with Java Development Kit (JDK). The “javac” command tool can be used to compile the java program. The “java” command can be used to run the java program. Let’s build out first program and use the command line to run. 1. Download and install…