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Articles by karthikeya Boyini
Page 35 of 143
Sort the words in lexicographical order in Java
The words are sorted in lexicographical order or dictionary order. This means that the words are alphabetically ordered based on their component alphabets. An example of this is given as follows.The original order of the words is Tom Anne Sally John The lexicographical order of the words is Anne John Sally TomA program that demonstrates this is given as follows.Examplepublic class Example { public static void main(String[] args) { String[] words = { "Peach", "Orange", "Mango", "Cherry", "Apple" }; int n = 5; System.out.println("The original order of the words is: ...
Read MoreComplex Numbers in C#
To work WITH and display complex numbers in C#, you need to check for real and imaginary values.A complex number like 7+5i is formed up of two parts, a real part 7, and an imaginary part 5. Here, the imaginary part is the multiple of i.To display complete numbers, use the −public struct ComplexTo add both the complex numbers, you need to add the real and imaginary part −public static Complex operator +(Complex one, Complex two) { return new Complex(one.real + two.real, one.imaginary + two.imaginary); }You can try to run the following code to work with complex numbers in ...
Read MoreSubtract seconds from current time using Calendar.add() method in Java
Import the following package for Calendar class in Javaimport java.util.Calendar;Firstly, create a Calendar object and display the current date and timeCalendar calendar = Calendar.getInstance(); System.out.println("Current Date and Time = " + calendar.getTime());Now, let us decrement the seconds using the calendar.add() method and Calendar.SECOND constant. Set a negative value since we are decrementingcalendar.add(Calendar.SECOND, -20);The following is an exampleExampleimport java.util.Calendar; public class Demo { public static void main(String[] args) { Calendar calendar = Calendar.getInstance(); System.out.println("Current Date = " + calendar.getTime()); // Subtract 20 seconds from current date calendar.add(Calendar.SECOND, -20); ...
Read MoreparseFloat() function in JavaScript
The parseFloat() function accepts two parameters one is a string representing a number and another is a number representing the radix and returns an integer of the given radix.SyntaxIts Syntax is as followsnum.parseFloat('4524', 8);Example JavaScript Example var result1 = parseFloat(Math.PI); document.write("Result: "+result1); document.write(''); var result2 = parseFloat("245.12@welcome"); document.write("Result: "+result2); document.write(''); var result3 = parseFloat("11111100.010"); document.write("Result: "+result3); OutputResult: 3.141592653589793 Result: 245.12 Result: 11111100.01
Read MoreConstructors in C#
A Constructor in C# gets invoked automatically when a object gets created. The constructor has the same name as that of the class, for example −public class Department { public Department () { Console.WriteLine("Default Constructor! "); } }The following is the code that shows the usage of constructor in C#.Exampleusing System; public class Department { public Department () { Console.WriteLine("Constructor Invoked"); } public static void Main(string[] args) { Department dept1 = new Department (); } }OutputConstructor Invoked
Read MoreisFinite() function in JavaScript
The isFinite() function accepts a value and determines whether the given value is a finite number or not. If so, this method returns true else it returns false. You can also invoke this method using Number object.SyntaxIts Syntax is as followsisFinite(5655);Example JavaScript Example var result1 = Math.min(); document.write(isFinite(result1)); document.write(""); var result2 = Number.isFinite(100/0); document.write(result2); document.write(""); var result3 = Math.max(25, 36, 862); document.write(isFinite(result3)); Outputfalse false true
Read MoreencodeURIComponent() function in JavaScript
The encodeURIComponent() function accepts a string value representing an URI and encodes it by replacing the characters in it using numbers (1 to 4) and escape sequence.SyntaxIts Syntax is as followsencodeURIComponent('http://www.qries.com/');Example JavaScript Example var result1 = encodeURIComponent('http://www.qries.com/'); document.write(result1); document.write(""); var result2 = encodeURIComponent('http://www.tutorialspoint.com/'); document.write(encodeURIComponent(result2)); Outputhttp%3A%2F%2Fwww.qries.com%2F http%253A%252F%252Fwww.tutorialspoint.com%252F
Read MoreWhen to use references vs. pointers in C/C++
Reference variableReference variable is an alternate name of already existed variable. It cannot be changed to refer another variable and should be initialized at the time of declaration. It cannot be NULL. The operator ‘&’ is used to declare a reference variable.The following is the syntax of reference variable.datatype variable_name; // variable declaration datatype& refer_var = variable_name; // reference variableHere, datatype − The datatype of variable like int, char, float etc.variable_name − This is the name of variable given by user.refer_var − The name of reference variable.The following is an example of reference variable.Example#include using namespace std; int main() ...
Read MoredecodeURIComponent() function in JavaScript
The decodeURIComponent() function accepts a string value representing an encoded URI (Uniform Resource Identifier) decodes it and returns the result.SyntaxIts Syntax is as followsencodeURIComponent('http://www.qries.com/');Example JavaScript Example var encodedData = encodeURIComponent('http://www.qries.com/?x=шеллы'); document.write("Encoded Data: "+encodedData); document.write(""); var decodedData = decodeURIComponent(encodedData); document.write("Decoded Data: "+decodedData); OutputEncoded Data: http%3A%2F%2Fwww.qries.com%2F%3Fx%3D%D1%88%D0%B5%D0%BB%D0%BB%D1%8B Decoded Data: http://www.qries.com/?x=шеллы
Read MoreTypedArray.name property in JavaScript
The name property of the TypedArray object represents the name of the typed array in string (format)i.e. one of Int8Array, Uint8Array, Uint8ClampedArray, Int16Array, Uint16Array, Int32Array, Uint32Array, Float32Array, Float64Array.SyntaxIts Syntax is as followsFloat32Array.name;Example JavaScript Example var nameOfarray1 = Float32Array.name; document.write("name of array1: "+nameOfarray1); document.write(""); var nameOfarray2 = Int16Array.name; document.write("name of array2: "+nameOfarray2); Outputname of array1: Float32Array name of array2: Int16Array
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