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How to delete images from a private docker registry?
...es but the latest
. Now, this terminology is not quite correct. You've mixed images and tags. Looking at the graph I think you would agree that the tag <version2> represents the latest version. In fact, according to this question you can have a tag that represents the latest version:
A <...
AssertContains on strings in jUnit
...
If you add in Hamcrest and JUnit4, you could do:
String x = "foo bar";
Assert.assertThat(x, CoreMatchers.containsString("foo"));
With some static imports, it looks a lot better:
assertThat(x, containsString("foo"));
The static imports needed would be:
import static org.junit...
Fast way to get image dimensions (not filesize)
I'm looking for a fast way to get the height and width of an image in pixels. It should handle at least JPG, PNG and TIFF, but the more the better. I emphasize fast because my images are quite big (up to 250 MB) and it takes soooo long to get the size with ImageMagick's identify because it obv...
Download multiple files as a zip-file using php
...file and stream it to the client. Something like:
$files = array('readme.txt', 'test.html', 'image.gif');
$zipname = 'file.zip';
$zip = new ZipArchive;
$zip->open($zipname, ZipArchive::CREATE);
foreach ($files as $file) {
$zip->addFile($file);
}
$zip->close();
and to stream it:
header...
Merge Images Side by Side(Horizontally)
I have five images of sizes: 600x30, 600x30, 600x30, 600x30, 810x30. Their names are: 0.png, 1.png, 2.png, 3.png, 4.png, respectively.
...
Rails detect if request was AJAX
... action I wish to only respond with processing if it was called from an AJAX request. How do I check?
5 Answers
...
Insert/Update Many to Many Entity Framework . How do I do it?
...on of Classes. Since your StudentClass table only contains the Ids and no extra information, EF does not generate an entity for the joining table. That is the correct behaviour and that's what you expect.
Now, when doing inserts or updates, try to think in terms of objects. E.g. if you want to inse...
Use images instead of radio buttons
...visibility:hidden since such will impact accessibility)
Target the image next to the hidden radio using Adjacent sibling selector +
/* HIDE RADIO */
[type=radio] {
position: absolute;
opacity: 0;
width: 0;
height: 0;
}
/* IMAGE STYLES */
[type=radio] + img {
cursor: pointer;
}
/* C...
How to get method parameter names?
...ables may not be introspectable in certain implementations of Python. For Example, in CPython, some built-in functions defined in C provide no metadata about their arguments. As a result, you will get a ValueError if you use inspect.getfullargspec() on a built-in function.
Since Python 3.3, you can...
Find and replace string values in list
...nd the map method (posted by @Anthony Kong), this list method was roughly 2x faster. Also it allowed for inserting multiple replacements into the same call, e.g. resname = [name.replace('DA', 'ADE').replace('DC', 'CYT').replace('DG', 'GUA').replace('DT', 'THY') for name in ncp.resname()]
...