how to type cast a number in javascript? Assuming that a and b can be signed. I want to convert a 4 byte signed integer into a 4 byte unsigned integer. I know there is no such thing as type casting or signed/unsigned in javascript. I am looking for an easy to understand algorithm. Answer You can try a =
How can i get data from FormData in javascript?
I need to read data from FormData? I try to read something like someFormatData[“valueName”] but it not working. options[“fileId”] or options[“file”] does not work. Also I try options.fileId same result: Answer If you take your FormData object you can use a few different methods on it… What you are looking for is or https://developer.mozilla.org/en-US/docs/Web/API/FormData Note that the get() method is
How to set javascript variables using MVC4 with Razor
Can someone format the code below so that I can set srcript variables with c# code using razor? The below does not work, i’ve got it that way to make is easy for someone to help. @{int proID = 123; …
Dragging multiple layers in JavaScript with KineticJS
I’m trying to synchronize dragging of multiple layers. Example here: http://jsfiddle.net/e8Z3a/ The problem is the sync is missing some events. After doing a series of short drags, the mustache layer stays behind, as if it was missing some events on the way. My observation leads to a guess, that fast dragging works. I mean if you grab the image without
Google Script to copy the values of a column and insert a new column in spreadsheet
I have started creating a spreadsheet to monitor some results from facebook, youtube etc… A lot of things I did I was able to learn from previous answers on this site. Now I am stuck with trying to find a script which can help me do the following: Column A contains the description of the metric Column B contains the
textbox value change not being reflected in code behind c#
I am using .NET framework 1.1 with C#. My problem description is given below. I have server side textbox control with id:= txtFromDate. view state is enabled and its readonly. when page loaded for the first time i am setting current date value in above textbox. after that I change the value of textbox with jQuery. then posting back the
window.onload include images
Does window.onlaod include image load? or I must use another event for it? I want use ajax call to get HTML document which contains images, but I want show this document when all images are loaded. Answer it does include all webpage’s resource’s load – more information here: https://developer.mozilla.org/en/docs/DOM/window.onload
Not sure why the method is not returning any value
I know I already have a similar post, but I can’t for the life of me work out what is different between the two snippets – as I can only get the return value from the first example – but not the second example; both methods in the examples return a value. What is even more bizarre (or frustrating) is
How to Set Default TAB in particular Menu Tab in Menu Bar
I have some queries in this code. This is the menu bar JavaScript in this it has many tab. When I run this code it automatically click in Second TAB instead of First TAB. JAVASCRIPT CODE. HTML Code : CSS Code : For Sample Please See the below Link. Click Here to View the Sample of it http://www.javascriptkit.com/script/script2/tabset/index.shtml Answer Add
Insert element before tag with vanilla JavaScript
I’m not very familiar with vanilla Javascript, always have worked with jQuery. I tried this so far, but that got the element in the middle of <head> and <body>. Answer It’s pretty simple. Using appendChild method it can be written as short as: