[Solved] How does a boolean variable work in an object array

If you are going to create an array of Film objects (as in Film[]) then you would call the getter and setter methods of a specific Film within the array like: filmList[i].getStatus(); where filmList is your Film array and i is the index of the specific Film in the array. solved How does a boolean … Read more

[Solved] Java – ternary Operator not working. Compiler stating it’s not a statement [duplicate]

Ternary operator expressions are not statements: you can’t use them on their own as a replacement for an if. You should write if (unprocessed_information.contains(“type:”)) { ( unprocessed_information.replace(“type:”,””).equals(“teacher”) ) ? (admin_accounts.add(username)) : (null); } as: if (unprocessed_information.contains(“type:”)) { if (unprocessed_information.replace(“type:”,””).equals(“teacher”)) admin_accounts.add(username); } or (better, since there is nothing in the first if but the second if): … Read more

[Solved] Java return command [closed]

Observe the difference between parameters and arguments: return factorial(n) / (factorial(k) * factorial(n-k)); Here the first n is an argument – a value passed to the function being called. private int factorial(int n) Here n is a parameter – a placeholder to use in defining what the function should do when being called with an … Read more

[Solved] How to count total number of products on webpage and verify if those are correct with Selenium webdriver in Java? [closed]

The below java code will help you do the task Here we create a driver instance go to the website url take all the products into a list and compare it with the text “1-15 of 38 Matching Products” public static void main(String[] args) { WebDriver driver=new FirefoxDriver(); driver.get(“http://www.samsung.com/us/video/home-audio/all-products”); List products = driver.findElements(By.className(“product-image”)); String pagination_no[]=driver.findElement(By.xpath(“//*[@id=’category_filter’]/section/div[1]/div/div[1]/h1″)).getText().split(” … Read more

[Solved] How can I check if date is before a specific time?

So I got following code that works for me: public void setOverdueFlagIfRequired(Date today, Date causedAtDate) { Calendar now = Calendar.getInstance(); now.setTime(today); Calendar causedAt = Calendar.getInstance(); causedAt.setTime(causedAtDate); Calendar yesterday2300 = Calendar.getInstance(); yesterday2300.setTime(today); yesterday2300.add(Calendar.DATE, -1); yesterday2300.set(Calendar.HOUR_OF_DAY, 23); yesterday2300.set(Calendar.MINUTE, 0); yesterday2300.set(Calendar.SECOND, 0); yesterday2300.set(Calendar.MILLISECOND, 0); Calendar fiveDaysBack2300 = Calendar.getInstance(); fiveDaysBack2300.setTime(yesterday2300.getTime()); fiveDaysBack2300.add(Calendar.DATE, -4); if (causedAt.compareTo(fiveDaysBack2300)<=0) { setFiveDaysOverdue(true); } else if … Read more

[Solved] Incomparable types: String and class name

I’m guessing the error is thrown at this line if(cari == buku1.Perpus[1]) Since you’re comparing a String to a Perpus object in your array here. You need to add some getter methods to your class, so that you can compare Strings in your array elements to the String cari. Eg: class perpus { private String … Read more

[Solved] When will objects allocated on a thread be freed after the thread completes? [closed]

The simple answer is eventually: no sooner, no later. You have no direct control over when garbage will be collected. Provided the instance has no more references to it, the garbage collector will clean it up at some point. 4 solved When will objects allocated on a thread be freed after the thread completes? [closed]

[Solved] Java! How to go to the specific line?

Place the body of your code that you want repeating inside a while loop and break when your end-condition is true: public static void main(String[] args) { while(true) { Scanner input = new Scanner(System.in); userinput: System.out.println(“Enter you name:”); String name = input.nextLine(); System.out.println(“OK! Now enter your age:”); int age; age = input.nextInt(); System.out.println(“Good! And the … Read more

[Solved] To convert a group of meaningful words in short form

import java.io.*; class mdae { public static void main(String[] args)throws IOException { InputStreamReader cr = new InputStreamReader(System.in); BufferedReader in = new BufferedReader(cr); int i, oy,l; String s,q,ioo=” “; char c,v; s=in.readLine(); s=s.replaceAll(“of”,””); q=” “+s+” “; l=q.length(); for(i=0;i<l-1;i++) { c=q.charAt(i); if(c==’ ‘) { for(oy=i;oy<=i+1;oy++) { v=q.charAt(oy); if(v!=’ ‘) { ioo=ioo+v; } } } } System.out.print(ioo); } … Read more

[Solved] ArrayList strange behaviour [closed]

Your arraylist is a static variable inside your class.So there is only one arraylist in memory.Each time you call the song method , you are modifying the same list.That means your latest_songs,top_songs,hit_songs, all will be pointing to same list.That is the reason your list is getting over ridden. Try creating a list inside your method … Read more