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Exposing database IDs - security risk?
I've heard that exposing database IDs (in URLs, for example) is a security risk, but I'm having trouble understanding why.
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CSS: Change image src on img:hover
I need to change <img> source URL on hover .
20 Answers
20
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Setting up a JavaScript variable from Spring model by using Thymeleaf
... now:
Display a constant:
<script th:inline="javascript">
var MY_URL = /*[[${T(com.xyz.constants.Fruits).cheery}]]*/ "";
</script>
Display a variable:
var message = [[${message}]];
Or in a comment to have a valid JavaScript code when you open your template file in a static manner...
How to add images to README.md on GitHub?
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Try this markdown:
I think you can link directly to the raw version of an image if it's stored in your repository. i.e.
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How to save an image to localStorage and display it on the next page?
... ctx = canvas.getContext("2d");
ctx.drawImage(img, 0, 0);
var dataURL = canvas.toDataURL("image/png");
return dataURL.replace(/^data:image\/(png|jpg);base64,/, "");
}
Then, on my next page I created an image with a blank src like so:
<img src="" id="tableBanner" />
And strai...
How do I style a dropdown with only CSS?
... appearance: none; /* Remove default arrow */
background-image: url(...); /* Add custom arrow */
}
Browser Support:
appearance: none has very good browser support (caniuse) - except for Internet Explorer 11 (and later) and Firefox 34 (and later).
We can improve this technique and add...
Design by contract using assertions or exceptions? [closed]
...on to ensure it complies. For example, you can state in a contract that a URL must be valid because the rules about what is and isn't a valid URL are known and consistent.
Exceptions are for situations that are outside the control of both the client and the server. An exception means that somethi...
How to download source in ZIP format from GitHub?
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To clone that repository via a URL like that: yes, you do need a client, and that client is Git. That will let you make changes, your own branches, merge back in sync with other developers, maintain your own source that you can easily keep up to date witho...
What is & used for
Is there any difference in behaviour of below URL.
5 Answers
5
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Retina displays, high-res background images
...ixel-ratio: 2),
(min-resolution: 192dpi) {
.box{
background:url('images/box-bg@2x.png') no-repeat top left;
background-size: 200px 200px;
}
}
EDIT
To add a little more to this answer, here is the retina detection query I tend to use:
@media
only screen and (-webkit-m...