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What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
I developed some javascript enhanced pages that run fine on recent Firefox and Safari. I missed to check in Internet Explorer, and now I find the pages don't work on IE 6 and 7 (so far). The scripts are somehow not executed, the pages show as if javascript wasn't there, although some javascript is e...
How to submit a form with JavaScript by clicking a link?
...tener("click", function () {
form.submit();
});
Enclose the latter JavaScript code by an DOMContentLoaded event (choose only load for backward compatiblity) if you haven't already done so:
window.addEventListener("DOMContentLoaded", function () {
var form = document.... // copy the last code ...
Capture HTML Canvas as gif/jpg/png/pdf?
...
e.g.
<canvas id=canvas width=200 height=200></canvas>
<script>
window.onload = function() {
var canvas = document.getElementById("canvas");
var context = canvas.getContext("2d");
context.fillStyle = "green";
context.fillRect(50, 50...
Ajax, back button and DOM updates
If javascript modifies DOM in page A, user navigates to page B and then hits back button to get back to the page A. All modifications to DOM of page A are lost and user is presented with version that was originally retrieved from the server.
...
How to focus on a form input text field on page load using jQuery?
...
You can use HTML5 autofocus for this. You don't need jQuery or other JavaScript.
<input type="text" name="some_field" autofocus>
Note this will not work on IE9 and lower.
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How do I convert an existing callback API to promises?
...load() {
return new Promise(function(resolve, reject) {
window.onload = resolve;
});
}
You would then use the resulting promise like so:
load().then(function() {
// Do things after onload
});
With libraries that support deferred (Let's use $q for this example here, but we'll...
Application_Error not firing when customerrors = “On”
...aspx. These pages were very simple but they had one piece of magic...
<script type="text/C#" runat="server">
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
Response.StatusCode = (int) System.Net.HttpStatusCode.InternalServerError;
}
</script>
...
Checking if jquery is loaded using Javascript
...ame $() syntax.
Remove your $(document).ready() (use something like window.onload instead):
window.onload = function() {
if (window.jQuery) {
// jQuery is loaded
alert("Yeah!");
} else {
// jQuery is not loaded
alert("Doesn't Work");
}
}
...
How to get and set the current web page scroll position?
...in hidden variables. Then in the html of the refreshed page I use <body onLoad="window.scrollTo(x,y), where x and y are those from the hidden values values!
– xyz
Nov 4 '10 at 14:32
...
What can , and be used for?
...um="20" />
</f:viewParam>
<f:viewAction action="#{bean.onload}" />
</f:metadata>
<h:message for="id" />
with
public void onload() {
// ...
}
The <f:viewAction> is however new since JSF 2.2 (the <f:viewParam> already exists since JSF 2.0). If you c...