Month: September 2022

[Solved] Arrays to objects

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Some diversity of approaches (admittedly esoteric, but fun!): function firstAndLast(a, o){ return !(o = {}, o[a.shift()] = a.pop()) || o; } console.log(firstAndLast([1,2,3,4,5])); console.log(firstAndLast([‘a’,’to’,’z’])); https://jsfiddle.net/brtsbLp1/ And, of course: function firstAndLast(a, o){ return !(o = o || {}, o[a.shift()] = a.pop()) || o; } console.log(firstAndLast([‘a’,’to’,’z’])); console.log(firstAndLast([‘a’,’to’,’z’], {a:’nother’,obj:’ect’})); https://jsfiddle.net/brtsbLp1/1/ Another fun one: function firstAndLast(a){ return JSON.parse(‘{“‘+a.shift()+'”:”‘+a.pop()+'”}’); } https://jsfiddle.net/brtsbLp1/2/ … Read more

[Solved] i cant get my calculator to work

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Try using input.next(); instead of input.nextLine(); Because input.nextLine(); advances this scanner past the current line and returns the input that was skipped. so if your input was 20, +, and 24, your method calc would get 20,24,null. 2 solved i cant get my calculator to work

[Solved] Width 700px border html

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Add the following to your CSS: * {box-sizing: border-box;} It specifies that elements should have padding and border included in the element’s total width and height. solved Width 700px border html

[Solved] In ggplot, how can I plot multiple graphs in the same window? [closed]

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The following should work, I have stored your example input as a dataframe called ‘dat’: library(ggplot2) library(cowplot) plt = ggplot(dat, aes(Income_group, percentage)) + geom_bar(stat=”identity”) + facet_grid(Airport ~.) + background_grid(major=”y”, minor = “none”) + panel_border() plt + theme(axis.text.x = element_text(angle = 90, hjust = 1)) 2 solved In ggplot, how can I plot multiple graphs in … Read more

[Solved] Below c# code is not reading websites or webpage from given urls

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This may help you below code contains for both to get and post data: public static string PostContent(this Uri url, string body, string contentType = null) { var request = WebRequest.Create(url); request.Method = “POST”; if (!string.IsNullOrEmpty(contentType)) request.ContentType = contentType; using (var requestStream = request.GetRequestStream()) { if (!string.IsNullOrEmpty(body)) using (var writer = new StreamWriter(requestStream)) { writer.Write(body); … Read more

[Solved] Javascript: get object value from Object [closed]

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var array= [ {name: ‘Rajat’, messages: [{id: 1,message: ‘Hello’},{id: 3,message:’Hello 2′}]}, {name: ‘Himesh’, messages: [{id: 2,message: ‘Hello’}]}, {name: ‘David’, messages: [{id: 4,message: ‘Hello’}]} ] var filteredArray= array.filter(function(value) { if(value.name === ‘Rajat’) { return true; } else return false; }) return filteredArray[0].messages; 1 solved Javascript: get object value from Object [closed]

[Solved] Please help me access nested array

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To access the array, you need to use array index. Instead of using @messages_test = options[‘Messages’][‘IBMessageID’].to_s you need to use, to access to first element the arrayoptions[‘Messages’] array, below code @messages_test = options[‘Messages’][0][‘IBMessageID’].to_s You can iterate the array, if you wish, by using options[‘Messages’] each do |item| puts item[“IBMessageID”] # for illustration end 1 solved … Read more

[Solved] add a bigInteger value to a 2d array

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For those with a maths background it is a surprising feature that System.out.println(“=” + (-3 % 4)); for example, returns -3 instead of 1 (which would be in the range [0,3]); Edit: in other words, the error message error message: Exception in thread “main” java.lang.ArrayIndexOutOfBoundsException: -8 is ultimately caused by (n % m) can return … Read more