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Rails 4 multiple image or file upload using carrierwave
...pictures, multiple: true, accept: "image/jpeg, image/jpg, image/gif, image/png" %>
<%= f.submit "Submit" %>
<% end %>
In your views, you can reference the images parsing the pictures array:
@product.pictures[1].url
If you choose several images from a folder, the order will be ...
What is a CSRF token ? What is its importance and how does it work?
...on’t do that! Data altering requests could be submitted
as easy as <img src="http://a.com/tweet?tweet=This+is+really+bad">,
embedded in a malicious website or even an email.
How do I make sure a form can only be submitted from my own website?
This is where the CSRF token comes in....
How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw
...ssages"
sizeLimit="100000"
allowTypes="/(\.|\/)(gif|jpe?g|png)$/"/>
<p:growl id="messages" showDetail="true"/>
</h:form>
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How can I record a Video in my Android App.?
... = new File(dir.getAbsolutePath(), new SimpleDateFormat(
"'IMG_'yyyyMMddHHmmss'.mp4'").format(new Date()));
}
return file;
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
try {
if (!mInitSuccesful)
initRecorder(mHolder.getSurface());
...
Actionbar notification count icon (badge) like Google has
...wable/rounded_square"/>
</RelativeLayout>
drawable-xhdpi/ic_bell.png
A 64x64 pixel image with 10 pixel wide paddings from all sides. You are supposed to have 8 pixel wide paddings, but I find most default items being slightly smaller than that. Of course, you'll want to use different size...
How to fix “Headers already sent” error in PHP
... <p>Some more output follows...</p>
and <a href="/"> <img src=internal-icon-delayed> </a>
The page/output always follows the headers. PHP has to pass the
headers to the webserver first. It can only do that once.
After the double linebreak it can nevermore amend them.
...
What are the differences between git branch, fork, fetch, merge, rebase and clone?
... (Originally from http://www.dataschool.io/content/images/2014/Mar/github1.png).
.-------------------------. 1. Fork .-------------------------.
| Your GitHub repo | <-------------- | Joe's GitHub repo |
| github.com/you/coolgame | | github.com/joe/coolgame |...
Python base64 data decode
... On Mac OS X, use cat base64-image.txt | base64 --decode > base64-image.png
– Mr-IDE
Jul 10 '17 at 9:38
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Algorithm to compare two images
...n I am unsure how transparency data is stored for certain image types, gif png etc, but this will be extractable and would serve as an effective simplified cut out to compare with your data sets transparency.
Inverting Signals
An image is just a signal. If you play a noise from a speaker, and you...
How to become an OpenCart guru? [closed]
...load->model('tool/image');
$this->model_tool_image->resize('image.png', 300, 200);
Understanding variable assignment in views from the controller
In order to pass values to the view from the controller, you simply need to assign your data to the $this->data variable, which is essent...