Problem-1 Given an array of ints, return true if 6 appears as either the first or last element in the array. The array will be length 1 or more. Example firstLast6({1, 2, 6}) → true firstLast6({6, 1, 2, 3}) → true firstLast6({13, 6, 1, 2, 3}) → false Solution public boolean firstLast6(int[] nums) { return(nums[0]==6 … [Read more…]
Problem-1 Given a string name, e.g. “Bob”, return a greeting of the form “Hello Bob!”. Example: helloName(“Bob”) → “Hello Bob!” helloName(“Alice”) → “Hello Alice!” helloName(“X”) → “Hello X!” Solution public String helloName(String name) { return “Hello”+” “+ name+”!”; } Problem-2 Given two strings, a and b, return the result of putting them together in the … [Read more…]
Problem-1 Given a string and a non-negative int n, return a larger string that is n copies of the original string. Example: stringTimes(“Hi”, 2) → “HiHi” stringTimes(“Hi”, 3) → “HiHiHi” stringTimes(“Hi”, 1) → “Hi” Solution public String stringTimes(String str, int n) { String y=””; // empty string to store the result for (int i=0;i<n; i++){ … [Read more…]
Problem -1 The parameter weekday is true if it is a weekday, and the parameter vacation is true if we are on vacation. We sleep in if it is not a weekday or we’re on vacation. Return true if we sleep in. Example: sleepIn(false, false) → true sleepIn(true, false) → false sleepIn(false, true) → true … [Read more…]
DraftLogic Electrical , so far, the best software for Electrical Design . This software runs on top of AutoCAD and enables the designer to have powers he never had before with AutoCAD or Revit MEP. It makes commercial, institutional, and multiunit residential design go much faster!!!! Some of the advantages that this software offers are (i.e. … [Read more…]
The main reason to embed the fonts you have used in your word documents is because you want the published product to look exactly as the original design. If your fonts are not embedded, the published work could look different. Some fonts may not be printed or replaced with squares…etc, or some fonts may not … [Read more…]
If you have decided to study PHP, you will need a web server. However, after you have downloaded and installed an Apache web server (compatible to your OS -like XAMPP,WAMP…etc), you can’t start the Apache Web Server because you keep on having an error similar to the following-“Your port 80 is actually used by: Server: … [Read more…]
The best free way to block porn sites and other websites that you or your kids don’t want to surf is, to use the service from OpenDNS. Follow these steps and you will adore the results; 1- Register in the Open DNS website (https://www.opendns.com/), then click the Personal tab and then choose Open DNS Home. … [Read more…]
Sometimes you might not hear any audio from your computer after you have connected (added) another screen to your computer. This tutorial will help you solve that issue. 1- After you have connected your two screens using a cable, click F4 (depending on the keyboard), on the right side of your desktop you will see … [Read more…]