[ad_1] Try this one or just use google with “java swing tutorial” or “java awt tutorial”: http://zetcode.com/tutorials/javaswingtutorial/firstprograms/ 5 [ad_2] solved Print text and image on the paper in java
[ad_1] Web pages are written in HTML. At the top of an HTML page, there should be a document type declaration, that describes exactly which variant of HTML is used (unfortunately, because of historical reasons, there are different variants / versions of HTML being used around the web). A servlet is a software component that … Read more
[ad_1] Study Java EE, particularly Servlets and JSP. This was the reference that I used. Basically, you need to understand the MVC(model-view-controller) pattern. Lastly, learn how to incorporate your CSS/HTML/JavaScript/etc in your JSP. 1 [ad_2] solved Web Application using Java [closed]
[ad_1] Just print the space in your for loop char[] guessWord = new char[word.length()]; for (int i = 0; i < guessWord.length; i++){ guessWord[i] = ‘_’; System.out.print(guessWord[i] + ” “); } System.out.println(); [ad_2] solved Adding a space in between underscores
[ad_1] you can call a void method like any other method, except that you don’t have to do anything with the return value because there isn’t one. case 2: listBasket(basket); break; for your third case, you have to pass in both a double and an ArrayList if you want to pass 0 as your double, … Read more
[ad_1] Create a base class of ExpressionToken and have NumberToken and OperatorToken extend it. Parameterize the ArrayList as a list of ExpressionTokens. [ad_2] solved Create array list with mixed types in Java [closed]
[ad_1] The process of showing an image in memory to the screen-buffer is done deep inside the Java API by a process called blitting. The details differ between the type of image you use and even between Java versions. Images in Java can be ‘accelerated’ which means they can be anything between an image compatible … Read more
[ad_1] Using xml linq : using System; using System.Collections.Generic; using System.Collections; using System.Linq; using System.Text; using System.Xml; using System.Xml.Linq; namespace ConsoleApplication { class Program { static void Main(string[] args) { string xml = @”<Root> <Tag1> <USA></USA> <UK></UK> </Tag1> <Tag2> <FRA></FRA> <USA></USA> </Tag2> </Root>”; XDocument doc = XDocument.Parse(xml); List<XElement> tags = doc.Descendants().Where(x => x.Name.LocalName.StartsWith(“Tag”)).ToList(); List<string> countries … Read more
[ad_1] I think using Regular Expression works better. private static String setSize(String htmlString) { String reg = “size=”[0-9]+””; Pattern pattern = Pattern.compile(reg); Matcher matcher = pattern.matcher(htmlString); while (matcher.find()) { String sizeString = matcher.group(); pattern = Pattern.compile(“[0-9]+”); Matcher numMatcher = pattern.matcher(sizeString); if (numMatcher.find()) { String size = numMatcher.group(); int realSize = Integer.parseInt(size); int resultSize = realSize … Read more
[ad_1] The immediate issue is a missing open brace ({) and an closing parenthesis ()) public static void main(String[] args) { ^— This is important… Scanner input = new Scanner( System.in); ^— Also important 😛 BufferReader br = new BufferReader(instream); System.out.println(“Enter your annual sales”); String annual = br.readLine(); int salary = 75_502_81; int com = … Read more
[ad_1] based on the following formula: one knot for every 10 million spent plus one more for each of the crew who own a house in New Zealand. What you did is multiply using *. You want to divide. Say you have: Below 10 million, then you want 0 knots. 10 million, then you want … Read more
[ad_1] Not 100% sure what you are asking, but I’ll give it a try. Assuming you have a list of Points… List<Point2D> points = Arrays.asList(new Point2D.Double(12., 34.), new Point2D.Double(56., 78.)); … you can turn that list into a 2D-array like this: double[][] array = points.stream() .map(p -> new double[] {p.getX(), p.getY()}) .toArray(double[][]::new); … or into … Read more
[ad_1] charAt is zero based. You should use ab.charAt(0) if you use only a single char. Another good advice is to start method names with a lower case and use the camelCase format. 3 [ad_2] solved if char equals a letter then execute a code
[ad_1] if (){ if (){ } else if (){ } else (){ } } else if (){ if (){ } else (){ } } else (){ } 1 [ad_2] solved Java Nested If statements – where do brackets go
[ad_1] public void checkout(String answer,int missedcallcount) Declaration of this method shows, that you need to pass two parameters to call it properly – in this example, if you want to call this method you need to pass to it String as a first argument, and int as a second argument. Here is an example of … Read more