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Get underlying NSData from UIImage
...tation(image, 0.7); // 0.7 is JPG quality
or
NSData *imageData = UIImagePNGRepresentation(image);
Depending if you want your data in PNG format or JPG format.
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CSS content generation before or after 'input' elements [duplicate]
...lock }
This is the same reason why it does not work for <br>, <img>, etc. (<textarea> seems to be special).
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Xcode: issue “file xxx.png is missing from working copy” at project building
After deleting/adding some png files to project, i have got messages when building project.
24 Answers
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Checking images for similarity with OpenCV
..._image_hist = cv2.calcHist([image_2], [0], None, [256], [0, 256])
img_hist_diff = cv2.compareHist(first_image_hist, second_image_hist, cv2.HISTCMP_BHATTACHARYYA)
img_template_probability_match = cv2.matchTemplate(first_image_hist, second_image_hist, cv2.TM_CCOEFF_NORMED)[0][0]
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Opacity of background-color, but not the text [duplicate]
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I use an alpha-transparent PNG for that:
div.semi-transparent {
background: url('semi-transparent.png');
}
For IE6, you'd need to use a PNG fix (1, 2), though.
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How to change the style of the title attribute inside an anchor tag?
...rectly on elements like <input type="text"/>, <textarea/>, <img>, etc. The easy solution is to wrap the element that's not a container in a <span> or <div> and have the pseudo-tooltip on the container.
Examples of using a pseudo-tooltip on a <span> wrapping a non...
How do you obtain a Drawable object from a resource id in android package?
...);
OR this for Drawable left and something like that for right etc.
int imgResource = R.drawable.left_img;
button.setCompoundDrawablesWithIntrinsicBounds(imgResource, 0, 0, 0);
and
getResources().getDrawable() is now deprecated
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How to Batch Rename Files in a macOS Terminal?
...e following bash command (bash is the default shell on macOS):
for f in *.png; do echo mv "$f" "${f/_*_/_}"; done
Note: If there's a chance that your filenames start with -, place -- before them[1]:
mv -- "$f" "${f/_*_/_}"
Note: echo is prepended to mv so as to perform a dry run. Remove it to p...
How to reload/refresh an element(image) in jQuery
...oad the image by passing an extra variable like so:
d = new Date();
$("#myimg").attr("src", "/myimg.jpg?"+d.getTime());
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How do I remove the “extended attributes” on a file in Mac OS X?
...s to use in selection.
xattr ~/Desktop/screenshot\ 2019-10-23\ at\ 010212.png
# com.apple.FinderInfo
# com.apple.lastuseddate#PS
# com.apple.metadata:kMDItemIsScreenCapture
# com.apple.metadata:kMDItemScreenCaptureGlobalRect
# com.apple.metadata:kMDItemScreenCaptureType
2. Pic...