How to generate the certificate and key for HTTP/2 in Node.js
I have a node.js application. I'm using http and it works. But I want to use http2 for my application. I have installed the module from npm:npm install http2 And I use it like this: ( app variable is...
View ArticleHow to preview uploaded image instantly with paperclip in ruby on rails
Basically, what I want to accomplish is to allow user to preview their uploaded image before they submit it.In the controller, i havedef index @temp = Temp.new end Since @temp is not saved, can I still...
View Articlewhen we apply formatter function on field then search functionality is not...
Will search filter work when we apply formatter on that particular field? For example:XML code :<Text id="id" text="{parts :['key>para1','key>para2','key>para3'],formatter:...
View ArticleHow to keep the social links on the navigation bar when the page shrinks, and...
I am trying to create a responsive web page navigation bar. I want the logo on the left, the navigation links center, and social media links on the right. When the page width gets too small, it is...
View ArticleJavascript: Insert name of current file into a field?
I have several identical HTML files that all have different names:3089.html 68985.html 101.html ...and more Each file has an input field with an id of "productsku":<input type='text' id='productsku'...
View ArticleWhy does this function returns only the expected output when I log the...
Why does this function returns only the expected output when I log the elements to the console in the if/else statement, and not when I use a return statement, and console.log the function...
View ArticleTesting- onClick - document.getElementById
Trying to get the following click event to pass but not really sure how to call onclick on document.getElementById('file-input').valueHere is the testfile.js:beforeEach(() => { wrapper =...
View ArticleCan't resolve a promise on exported async function NodeJS
So I am facing this problem when I exported an async function :async function getItemData(callback) { let result = await pool.getConnection(async function(err, con) { if (err) throw err; let...
View ArticleHow to detect that an input has a value when this value is added later by an...
I have an input field that is blank at the beginning. An autocomplete function shows a list a possibilities when someone starts to type the beginning of a word. Then I also have a function that fill...
View ArticleHow use nested map in node js
let cc = ""; let allCourse = ['C#', 'C++', 'Java', 'Python']; if (this.state.courses.length > 0) { allCourse.map(cr => { cc = this.state.courses.map((c, index) => { if (cr !== c) { return (...
View ArticleAfter closing Materialize CSS Modal the "modal-overlay" remains - How can we...
I have a PLUS button that open a Materialize CSS Modal in React : Plus button import React from "react"; const AddBtn = ({ tooltipMessage, hrefDescription }) => { const hrefAddBtn = "#" +...
View ArticleLogin Form fails to push value to function onSubmit
I'm trying to make a login form in Angular, but I'm getting lots of errors, username does get passed into the onSubmit() function, but this.loginForm.value stays empty! I tried using promises without...
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Draw an object in template using Angular directive
I would like to use a directive to draw a triangle above a serie of divI have four squares and two values : charge and normalcharge is used to determine the color of squares. normal to draw triangleI...
View ArticleGetting full JS autocompletion under Sublime Text
I just installed the Sublime Text under Windows Vista, and even following the advice given in this post, namely to explicitly set View > Syntax > JavaScript > JavaScript, I only see...
View ArticleWhy do i get parse error when i want to make an mysql insert with nodejs
I have an sql insert and I recive the following error: code: 'ER_PARSE_ERROR', errno: 1064, sqlMessage: "You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server...
View ArticleHow to show and hide each item of the array in ona HTML element?
I have this array: let learning = [ "HTML", "CSS", "JavaScript", "JQuery", "Git", "GitHub", "Bootstrap", "Sass", "JSon" ]; and want to show each of them, one by one, in an span element with...
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Overlay images on Google Maps via Google Maps Api V3 taken by Drone with...
Is this possible to Overlay the images on Google Maps with Google Maps Api V3 in the correct projection?I have images taken by drone and I am able to overlay them with the approx bounds, but the images...
View ArticleShow loading indicator in React Native when rendering screens
I'm making an app with React Native, and I have a doubt. I have a navigator with various screens. When the screens are small / easy, the navigation is instant and it feels fast, but when the screen I...
View ArticleIf else statements in a form
I've currently got quite a large form, which has a multiple-choice area and at the end will give you a link depending on your answers. It seems to work until you go back to say Step 2 and choose a...
View ArticleResponsive filemanager callback function input field text
I am trying to add the value selected from responsive filemanager to a input text field, but once I select the value noting happen, the value does not go to the input text field.I am following the...
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