Write a JavaScript function that returns the longest palindrome in a given string. Note: According to Wikipedia "In computer science, the longest palindromic substring or longest symmetric factor problem is the problem of finding a maximum-length contiguous substring of a given string that is also ...
concepts, and techniques that are required to solve each problem. All along, the course helps you strengthen your JavaScript programming skills and knowledge of fundamental concepts through a hands-on style.
In the code above, even though it’s quite efficient, has introduced a problem. Now it’s not clear anymore which objects are coming from which composition functions. This was part of the reason we moved away from Mixins, which can hide which objects come from which code snippets. For th...
Addition (Concatenation) of 2 Strings with space between them Addition of 2 Numbers, among them one is in the String format Only for the 'Addition Operation', the problem of 'Concat' will happen. For 'Subtraction/Multiplication/Division Operation', this problem of 'Concat' will not happen....
compilation and packaging, we need to understand the configuration of Taro's built-in Webpack, and then use the method provided by webpack-chain to modify the configuration in a chain. Next, we also need to solve the problem that the subcontract is too large to be able to preview the ...
varsomeItem = 'some string'functiondoSomething() {return'something'}//better codevarsomeItem = 'some string';functiondoSomething() {return'something'; } 16. “For in” 语句 ("for in" statements) When looping through items in an object, you might find that you'll also retrieve method fun...
After the current function is executed, the JavaScript engine will pop the function's execution context off the stack. When the allocated call stack space is full, a "stack overflow" problem occurs. Block Scope: The var pitfall and why let and const were introduced Variables declared with let...
Express the following measurement in complete decimal form, without using any unit prefixes: 9.8 µm 20 views 7PRACTICE PROBLEM The position of a free falling object at any instant is given by the equation: y = ½ gt2, where y and t have units of meter and seconds, respectively. ...
They should probably warn over the number of arguments instead of the number of characters. Collaborator ljharb commented Nov 10, 2015 Yes - imo the problem there is that you have such a long function signature, not that it's longer than some arbitrary line length. The style guide should ...
Which of the substitution reactions below occurs at a faster rate? Why? 2 views 18PRACTICE PROBLEM Consider the substitution reaction below: Will it proceed with racemization or inversion? Why? 2 views 1 rank 19PRACTICE PROBLEM Draw the substitution product(s) expected to form in the reac...