java

[Solved] Print the following 1 2 3 4 Bus 6 7 8 9 bUs 11 12 13 14 buS [closed]

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Scanner sc=new Scanner(System.in); int n=sc.nextInt(); for(i=1; i<=n; i++) { if(i%3==2 && i%5==0) { System.out.println(“Bus”); } else if(i%3==1 && i%5==0) { System.out.println(“bUs”); } else if(i%3==0 && i%5==0) { System.out.println(“buS”); } else { System.out.println(i+” “); } } System.out.println does not mean it will not go through the next piece of code. You need either an else as … Read more

[Solved] multithreading in java

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Update: Howard is right, my first example was wrong. I verified this works if you change your active() method: service = Executors.newScheduledThreadPool(50); new Thread() { public void run() { long nextTime = System.currentTimeMillis(); while (true) { service.submit(runnable); long waitTime = nextTime – System.currentTimeMillis(); Thread.sleep(Math.max(0, waitTime)); nextTime += 200; } } }.start(); 3 solved multithreading in … Read more

[Solved] Appending semicolon to each item in array and comma to set of array objects, to form a string

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I solved the problem. Code: public static void main(String[] args) { String jsonArray = “{\”payments\”:[{\”a\”:\”11\”,\”b\”:\”21\”,\”c\”:\”34\”,\”d\”:\”0\”},{\”a\”:\”54\”,\”b\”:\”66\”,\”c\”:\”21\”,\”d\”:\”76\”},{\”a\”:\”34\”,\”b\”:\”23\”,\”c\”:\”43\”,\”d\”:\”88\”}]}”; JsonObject jsonObject2 = new Gson().fromJson(jsonArray, JsonObject.class); JsonObject innerObj = new JsonObject(); StringBuilder joinBuilder = new StringBuilder(); Map<String, String> testMap = new LinkedHashMap<String, String>(); JsonArray paymentsArray = jsonObject2.getAsJsonArray(“payments”); for (JsonElement jsonElement : paymentsArray) { Set<Entry<String, JsonElement>> elemEntry = ((JsonObject) jsonElement).entrySet(); Iterator<Entry<String, … Read more

[Solved] How to solve the error convert String date from xml file to an int format?

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The problem is in your lines DateFormat dfq = new SimpleDateFormat(“EEE MMM dd HH:mm:ss z yyyy”, Locale.FRENCH); Date date1 = dfq.parse(dateq); You got a ParseException because in ” Tue Feb 08 12:30:27 +0000 2011 ” you have leading and trailing space, and the parts Tue and Feb are English but not French. Change these lines … Read more

[Solved] How to use reflection to run two variables

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I have worked out a different way off doing it. To do it you make a new file let’s say it called ButtonDefinition and the code you would do to run it is new ButtonDefinition().ButtonDefinition1(); Then you would add in ButtonDefinition file if (main1.equals(“Test”)){ if (main2.equals(“Test2”)){ New Test().Test2(); } } So for each file you … Read more

[Solved] Open two URLs at once when open one url? [closed]

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this works but will be blocked by popup blockers <a class=”double-web-pages”>open two websites</a> <script> document.querySelector(“a.double-web-pages”).addEventListener(“click”,function(){ window.open(“https://www.storewebsite.com”); window.open(“https://www.postswebsite.com”); }) </script> and this one will open one new tab with store page and replace the current page with posts page <a href=”https://www.postswebsite.com” class=”double-web-pages”>open two websites</a> <script> document.querySelector(“a.double-web-pages”).addEventListener(“click”,function(){ window.open(“https://www.storewebsite.com”); }); </script> 0 solved Open two URLs at once … Read more

[Solved] Need Help! Number Wizard in java?

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Please note that the draw() function fires 60 times per second. Even after you call frameRate(1), the draw() function fires once per second. Further note that all of your logic is inside your draw() function. So the guessing will happen on an interval. You’re also not checking whether the key is currently pressed. Note that … Read more

[Solved] complex json to java object conversion using gson

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You need a class structure like this (pseudo-code): class Response String id DataList posts class DataList List<Data> data class Data String message From from String id String created_time DataList comments class From String name String id Note that you can change class names if you want, but you have to keep the attribute names to … Read more

[Solved] jdk sourcecode about AbstractList

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size() and get() are indeed non-static methods from AbstractList. list.size() and l.get() work because they are correctly being invoked from an AbstractList instance (list and l). That instance is provided as an argument to the constructor of SubList and then stored in a private field of the class: private final AbstractList<E> l; […] SubList(AbstractList<E> list, … Read more