[ad_1] A couple of things: First, your Java servlet is not really returning a “string”. When you write jsonArray.toString(), yes, you are turning the array into a string, but that is solely for the purpose of writing it across the network. HTTP is a text protocol. So, what the doGet method is actually returning, in … Read more
[ad_1] You can use calc(); option in css. For example; if your wrapper div is 100% in height, it is 100vh. Than you can use this to set inner divs width and height: .innerdiv { height: 20vh; width: 20vh; } Read about it here: https://css-tricks.com/viewport-sized-typography/ Support is decent: http://caniuse.com/#search=vw 3 [ad_2] solved divs positioning in … Read more
[ad_1] You need to return the value from you recursion… function nth(list, index){ console.log(index); if(index < 1){ console.log(“Success”, list.value); return list.value; } else { console.log(“Fail”); list = list.rest; index–; return nth(list,index); } } Think like this – Initial call I fails, so you recurse R1 and fail, then recurse R2 and succeed. You correctly return … Read more
[ad_1] Use regex and string.gsub() 2.0.0-p643 :004 > “xxxxxxx#code#xxxxxxxx”.gsub(/\#code#/i, “#NEWCODE#”) => “xxxxxxx#NEWCODE#xxxxxxxx” [ad_2] solved How to replace special text in a string in Ruby? [closed]
[ad_1] when user was close the tab or browser means that user can’t online so i want to manage some status using that Online or offline status. You can get hold of the close event window.onbeforeunload of the tab or Browser. And within this event execute a ajax call to server by passing the userId, … Read more
[ad_1] Your if-statement checks !empty($_POST[‘doa’]), but your form does not contain a doa: <label for=”doa”>Date of Admission:</label> <input type=”text” name=”dob”> This <input> should probably have name=”doa” instead of dob. 3 [ad_2] solved Html / php not updating sql database [duplicate]
[ad_1] Apparently for solving your problem you need a list of all created instances for Person class. You should store that in a static variable, and then search on it. Something like this: final static allPeople List<Person> = new ArrayList<Person>(); Then you could search on that list with something like this: … if (allPeople.contains(aPerson)){ … … Read more
[ad_1] PYTHON: Why does “varaible=float(variable)/len(variable2)” work, but “variable=float(variable) variable/len(variable2)” does not work? [ad_2] solved PYTHON: Why does “varaible=float(variable)/len(variable2)” work, but “variable=float(variable) variable/len(variable2)” does not work?
[ad_1] Try using this function that’s a variation of the standard binary_search(). It returns an iterator to the matching element (the ‘lowest’ one) if the value is found in the range, and an iterator equal to last (usually end()) when there’s no match: template< class ForwardIt, class T > ForwardIt binary_search_ex(ForwardIt first, ForwardIt last, const … Read more
[ad_1] This code accepts a decimal value and prints the hexadecimal representation. Try it out yourself In C we can use the %x (%X) format specifier flag to printf to do it for us: printf(“%X”, 16); // 10 printf(“\n”); printf(“%X”, 42); // 2A If you’re using a C++ compiler, we can instead use the std::hex … Read more
[ad_1] each time you wanna handle action in child component from parent component like submit you have two choice one create service and subscribe to the actionStatus property export class CtrlActionService { private actionStatus = new Subject<any>(); constructor() {} //ctrl submit action public callAction() { this.actionStatus.next(true); } public getAction(): Observable<boolean> { return this.actionStatus.asObservable(); } } … Read more
[ad_1] Because of “position: absolute;” you need to use something like “left: 50px; top: 10px;” to move it around. 5 [ad_2] solved Moving a replace image with javascript
[ad_1] You really should structure your program quite a bit better, and it would be easier if you could put your complete example up on jsfiddle.net. But a quick solution in your current code may be to make “document” a global variable. Beware that document already is a global variable in the BOM (Browser Object … Read more
[ad_1] That’s not a sed script, it’s a shell script containing bash, sed, and cut commands. The sed script is obfuscated by bad quoting practices, unnecessarily changing the delimiter, and adding an unnecessary argument. I assume you know what cut -f 2 does so I can’t imagine why you included that to further obfuscate your … Read more
[ad_1] In overloading method resolution if the matched method with specific argument is not available the compiler won’t raise any error immediately, First it promotes the argument to the next level and check for matched method. 1)If the matched method is available then it will be considered and if it is not available then compiler … Read more