I have an array of objects like this: I need to convert it to the following format: How can this be done using JavaScript? Answer You can use .map also if you use ES2015 you can do it like this Example
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How to get a node by index in ag-grid?
AgGrid expects node(s) to be passed in to lot of it’s data functions. How do you get a node by index? Look at the snip below: I can pass the node parameter to refreshRows() function since I’m getting it through forEachNode(). How do you get a node by index without iterating through forEachNode() ?…
chain promises in javascript
I’ve created many promises like that, in order to create object in my database. At the end, I want call all my promises in the order I want. (because somes object depend of other, so I need to keep that order) So I expect to see : Unfortunately, this messages are shuffled and I don’t understand wh…
How to use an if-else condition in a SAPUI5 XML-View?
How can I implement an if-else condition in a XML-View in SAPUI5 that uses a flag (condition) from a JSONModel? So far I have a Controller: and a View: Edit: Is there a better way to do it than by implementing an overkill-feeling XML-Preprocessor? Answer OpenUI5 supports Preprocessing Instructions and Express…
JavaScript – examples of reduce() function
I’m looking at this example of use of reduce() function. Could you give show me some other examples of using reduce() – I’m not sure I fully follow how it works. Thank you Answer What reduces does is take an initialValue, a function with 2 essential parameters (can take more) and a list of v…
Express.Static not working for subdirectory
Express.static is working great for any view in root directory, but it breaks when I add a subdirectory. Works: Doesn’t Work: I’m guessing __dirname is changed to whatever directory the get request is made from, but I just want to use the root (/public) directory for all static requests. Answer Us…
How can I play the next video when my current video is finish using java script?
Here i got the success to play the video according to current time but when unable to retrieve the next video after the finishing of current video according to current time. Here startat attribue in source tag is the starting time of that video. HTML Java Script Answer Below is the code to achieve this. loadV…
React Native Post Request via Fetch throws Network Request Failed
I’ve came across the following error. At the moment I developing an Android App with React Native therefore I’m planning to use fetch for doing a post request for me. The app now throws an error: TypeError: Network request failed When I change the code to a GET-Request it’s working fine, in …
Counting Characters Inside a Paragraph
How do you count how many characters are in a paragraph tag with jQuery/Javascript? For example in this sample it would be 3. Are you able to select the characters with .length() somehow? Answer This is what you want
Group sequential repeated values in Javascript Array
I have this Array: I wish this output: Obs.: Notice that I dont want group all the repeat values. Only the sequential repeated values. Can anyone help me? Answer You can reduce your array like this: see Array.prototype.reduce().