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How can I change an element's class with JavaScript?
... have this code in script tags, this is simply for brevity of example, and including the JavaScript in a distinct file may be more appropriate.)
The second step is to move the onclick event out of the HTML and into JavaScript, for example using addEventListener
<script type="text/javascript">...
Comparing two dictionaries and checking how many (key, value) pairs are equal
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Why are regular expressions so controversial? [closed]
... out that you need $4 or \7. This helps when creating patterns that can be included in further patterns.
Here is an example a relatively numbered capture group:
$dupword = qr{ \b (?: ( \w+ ) (?: \s+ \g{-1} )+ ) \b }xi;
$quoted = qr{ ( ["'] ) $dupword \1 }x;
And here is an example of the super...
Semantic-ui vs Bootstrap [closed]
...to load only what you need, even because the package is quite heavy if you include everything in a single page.
For a pre-release I admit that I'm considering to build my next web-app with such framework, but I got some perplexities:
is that mobile-first like Bootstrap or Foundation? from what I'...
event.preventDefault() vs. return false
...DOM0 handler (onclick="return ..."), it prevents the default (provided you include the return in the attribute) but not bubbling; from a jQuery event handler, it does both, because that's a jQuery thing. Details and live tests here
– T.J. Crowder
Nov 30 '11 at ...
Setting the selected value on a Django forms.ChoiceField
...ly used in a unbound form, if it's bound and a value for that field is not included nothing will be selected.
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How to delete files older than X hours
I'm writing a bash script that needs to delete old files.
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ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
...te I got this error, and tried everything else I could find with no luck, including checking the web.config file, IIS_IUSRS permissions, IIS URL rewrite module, etc. In the end, I installed DotNetCore.1.0.0-WindowsHosting.exe from this page: https://www.microsoft.com/net/download and it started wo...
How to style the parent element when hovering a child element?
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