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Calling JavaScript Function From CodeBehind
...order for MyFunction() to work, MyFunction() has to be defined before the form tags or inside of them, but NOT after the </form> ending tag (otherwise a Object expected error will occur)
– BornToCode
Aug 22 '13 at 14:53
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javascript check for not null
Below is a code snippet, where we retrieve a form value.
Before further processing check if the value is not null..
10 Answ...
Store images in a MongoDB database
...("./uploads/" + filename).pipe(writestream);
}
});
In your view:
<form action="/" method="post" enctype="multipart/form-data">
<input type="file" name="photos">
With this code you can add single as well as multiple images in MongoDB.
...
When to favor ng-if vs. ng-show/ng-hide?
...e ng-show/ng-hide does not
Elements that are not in the DOM have less performance impact and your web app might appear to be faster when using ng-if compared to ng-show/ng-hide. In my experience, the difference is negligible. Animations are possible when using both ng-show/ng-hide and ng-if, with ...
What's an elegant way to conditionally add a class to an HTML element in a view?
...ur variable:
<div class="<%= 'ok' if @success %>">
A second form using the ternary ?: operator is useful if you want to choose between two classes:
<div class="<%= @success ? 'good' : 'bad' %>">
Finally, you can use Rail's record tag helpers such as div_for, which will ...
Prevent a webpage from navigating away using JavaScript
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But that's not enough. What about controls inside the form? They trigger this too.
– Fandango68
Mar 8 '17 at 1:59
1
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Link to add to Google calendar
I am unclear about the exact format to have a link on a website that will add a single event to a users Google calendar. I see that eventbrite has done it here but I would love some clear specs or links in the right direction
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How to use sed to replace only the first occurrence in a file?
...ion to the POSIX specification for sed that allows the following 2-address form: 0,/re/ (re represents an arbitrary regular expression here).
0,/re/ allows the regex to match on the very first line also. In other words: such an address will create a range from the 1st line up to and including the li...
What does the `forall` keyword in Haskell/GHC do?
...nderstand the existential notation in terms of its translation to the GADT form than on its own, but you are certainly free to think otherwise.
– dfeuer
Feb 8 '15 at 13:46
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Jquery date picker z-index issue
...It was always hidden. When I adjusted the z-index, the field on the lower form always showed up on the dialog.
I used a combination of solutions that I saw to resolve the issue.
$('.ui-datepicker', $form).datepicker({
showButtonPanel: true,
changeMonth: true,
...