javascript

[Solved] Options inside an input element [closed]

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Use a <select> with given <options>: The select element represents a control for selecting among a list of options. (1) Example <select> <option>My first option</option> <option>My second option</option> <option>My third option</option> </select> See also: MDN: select MDN: option solved Options inside an input element [closed]

[Solved] Draw Line on Google Map using C# [closed]

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Here’s how to do it using the Javascript API v3: https://developers.google.com/maps/documentation/javascript/overlays#Polylines But it sounds like you may be using some sort of control that does it for you in C#. I’m going to guess because you haven’t provided more information about what you are using to create the map, but let’s assume you’re using: http://googlemap.codeplex.com/ … Read more

[Solved] Can we protect against SQL-injection by writing Javascript code correctly? how? [closed]

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Never try and prevent SQL injection solely by JavaScript. What happens if I turn JavaScript off? Your validation fails instantly. What happens if I modify your JS and remove the keywords you are preventing me from injecting? Always validate it against the server. solved Can we protect against SQL-injection by writing Javascript code correctly? how? … Read more

[Solved] replicate javascript unsafe numbers in golang [closed]

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As discussed in the comments of Why is 5726718050568503296 truncated in JS as others have mentioned, this is caused by the way toString() is implemented in JavaScript which appears to use the minimium number of significant digits to return the same represented number, rather than returning the mathematically closest number. You can however replicate this … Read more

[Solved] php login verification [closed]

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What you propose here does not prevent the user from accessing the ‘member’ pages – however it should determine which page the user is sent to after submitting a password. If the latter is not the case then there’s something going wrong elsewhere in the code. But as I mentioned, if you want to prevent … Read more

[Solved] Javascript split function to split into array at new line or white space [closed]

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To split on any whitespace (including newlines), you’d use /\s/ with split: var theArray = theString.split(/\s+/); \s means “spaces” (e.g., whitespace — including newlines), and + means “one or more“. To trim whitespace from the beginning and end of the string first, on any modern browser you can use String#trim: var theArray = theString.trim().split(/\s+/); If you … Read more

[Solved] How to compare each object in an array with each other. When found update the object with a new property

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You can use newCollection or manipulate in the collection like this collection.forEach((item)=>{ item.rowMatch = (collection.filter((e)=>{return (e.name==item.name&&e.phone==item.phone)}).length>1)?’true’:’false’; }) console.log(collection) Simple is that.Here is working JSFiddle for it https://jsfiddle.net/touqeer/pgdsw9Le/1/ . 11 solved How to compare each object in an array with each other. When found update the object with a new property

[Solved] Uncaught reference error: image not defined [closed]

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There is no reference to an image variable in the code below – it is, as the error suggests, not defined. function changeImage() { var square = document.getElementById(‘first’); if (image.src.match(“https://stackoverflow.com/questions/31943377/square1.png”)) { image.src = “https://stackoverflow.com/questions/31943377/squareblue1.jpg”; } else { image.src = “https://stackoverflow.com/questions/31943377/square1.png”; } } All you have to do is change the square variable to image, I … Read more

[Solved] javascript dispalying a previous form

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I hope I get the point what you wanted to ask. You can post the chosen category and use it on the page running the same function when the document is ready. Look: <form method=”POST”> <select id=”catego” name=”catego”> <option value=”1″ <?php if (isset($_POST[‘catego’]) and $_POST[‘catego’] == ‘1’) echo ‘selected’?>>a</option> <option value=”2″ <?php if (isset($_POST[‘catego’]) and … Read more

[Solved] Same Origin Policy, Javascript/jQuery AJAX and retrieving an RSS XML feed

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There are three ways to get around the Same-Origin Policy: Proxy — as Strawberry Sheurbert did, perfectly effective but a waste of bandwidth and computing power JSONP — loading the data through the script tag. Needs cooperation from source website and basically hackish and clumsy. CORS — the “right” way, elegant and nuanced, but needs … Read more