I am working on a custom map with leaflet. So far everything worked fine, but unfortunately the program I am using to split my image into tiles dont start the count with 0 but instead with 1, so my tiles start with “1_1.jpg” and so my whole map is shifted by one tile on y- and x-axis. To rename th…
Tag: javascript
How can I pass parameters when calling a Node.js script from PHP exec()?
I’m trying to implement iOS push notifications. My PHP version stopped working and I haven’t been able to get it working again. However, I have a node.js script that works perfectly, using Apple’s new Auth Key. I am able to call that from PHP using: However, I would like to be able to pass t…
Destructuring a default export object
Can I destructure a default export object on import? Given the following export syntax (export default) is the following import syntax valid JS? I ask because it DOES work on my system, but I’ve been told it should NOT work according to the spec. Answer Can I destructure a default export object on impor…
CSS Vertical Button with vertical text
I need vertical button with written vertical text inside. It should not be turned to 90 degree. I need to add some hover effect to right side if mouse on it and give white space between words. I have tried white-space and word-space but it did not help. Example: Answer I think this is what you want. The butto…
VueJS – Conditionally wrap inside a div
I have a v-for loop on VueJS and I want to wrap the loop elements inside a div in groups of two. For example: What would be the best way to achieve that? Answer You can achieve this by referencing the index of each item and getting the item from the items array at the calculated index:
Update one of the objects in array, in an immutable way
In React’s this.state I have a property called formErrors containing the following dynamic array of objects. Let’s say I would need to update state’s object having the fieldName cityId to the valid value of true. What’s the easiest or most common way to solve this? I’m OK to use …
Highcharts second series name labeled to ‘Series 2’?
Just started a week ago to learn and use Highcharts. In my application a user selects a key value from a list box and, out of that key an array of values will be retrieved and, used the data to create a multiple series of line graph. In the screenshot below the first series (in light blue color) has the
Vue.js components internal state being reused when underlying data changes
I am working on a medium size web application based on vue.js. I’ve been facing several virtual DOM issues mostly related to vue instances life cycle. The following code snippet (jsFiddle also available here) demonstrates some of these problems. The test-component vue component receives a property value…
Get large amount of data using ajax
I have the following ajax code which am using to get the user details from the server. Am generating the html table from the server side and return the structure as a string. This works fine but i get undefined when user records are too many. What is limitation of data that can be passed in ajax ? Is there
Openlayers 4 Adding Animation Pause/Continue Functionality?
I am using open layers 4. I am moving and stoping marker animation as this example without any problem. But I want to add pause and continue functionality to marker also. I edit some variables and endeavor on the issue with these functions. When I call continueAnimation function at first, the elapsedTime para…