I have a container that is not 100% height of the page, it is 80% plus 60px on top and on bottom. So the image inside should inherit the height of the container. Using the <img /> and a little of CSS it is easy to achieve but I wish to add a template with loading spinner and so I
Tag: javascript
Node.js https server doesn’t work when I separate it in two files
I have this node.js https server that works when it is in one app.js file but when I split it in 2 files it doesn’t work anymore. I don’t know why.. This app.js works But when I separate it in 2 files app.js and certificate.js it doesn’t work anymore app.js certificate.js I’m getting this syntax error I also tried to
Improve speed of my binary search algorithm
I have written a binary search algorithm in JavaScript: I wanted to ask if I can improve this algorithm to search faster or if some mistake is made here? EDIT: thank you guys for your help, this solution should work correctly now: Answer You are taking values as indices. If you take greater values than indices, you see your codes
Showing Image in django
I have a Django web app where I am uploading an image and showing some texts. But I am not able to show the image in the front end after uploading. views.py index.html How can I show the uploaded image here, I have little experience with javascript so If anyone can help me on this! what I tried so far
Can a child method have change handler in React?
I was wondering why the child component with the changed value is not getting rendered here. Isn’t it a good idea to have a child handle its own changes or better to have the controller in the parent? This is the Child TodoItem As you can see the state is changed with handleChange() but this does not fire the render.
Difference between synchronous and asynchronous functions
I have just started react-native development and came across async functions. Can someone explain a thing or two about it in layman’s terms. I have tried reading articles on it but they all tend to explain it in a very technical way which is a little confusing. I have used other languages but javaScript is not my cup of tea.
Typescript: derive union type from array of objects
I would like to declare a type-enforced array of items and be able to derive a union type from it. This pattern works if you do not explicitly give a type to the items in the array. I am not sure how to best explain it so here is an example: EXAMPLE 1 EXAMPLE 2 Here is an example of
How to pass data back to previous screen in react native navigation v5?
I just updated to react native navigation version 5. Now I am trying to send data back to previous screen on goBack() call. I push next view with And making move back after selecting item from FlatList with call: But by sending function over with params I get a warning: Non-serializable valuse were found in the navigation state… Can someone
Vue method not returning value
I’m currently working with Vue, I have a method that is suppose to return a string which is displayed in a <span>. When I console.log the value I’m able to get the correct value however is not being passed into the span tag. From the above code snippet you can see that I am returning a value tag. return tag
getElementById not working on td elements
I am trying to access table elements with getElementById but this code is giving me “null” as the console log? Does getElementById not work with tables? Answer Your HTML is invalid. While I can reproduce your problem by copy/pasting your code “as is”, it works fine if you put the <tr> and <script> elements in places they are allowed (i.e.