大约有 20,000 项符合查询结果（耗时：0.0289秒） [XML]
HTTP redirect: 301 (permanent) vs. 302 (temporary)
...c. If that is webcomic.com/latest and redirects to webcomic.com/some-comic-title with a 301 the browser will always redirect to "some-comic-title". Even when the next comic has been published and "latest" now redirects to "another-comic-title"... This is where a 302 would be better.
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Convert an image to grayscale in HTML/CSS
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Update: I made this into a full GitHub repo, including JavaScript polyfill for IE10 and IE11: https://github.com/karlhorky/gray
I originally used SalmanPK's answer, but then created the variation below to eliminate the extra HTTP request required for the SVG file. The inline SVG wor...
Does have to be in the of an HTML document?
...element can be used:
Where metadata content is expected.
In a <noscript> element that is a child of a <head> element.
CTRL-Fing through the single-page spec reveals that the only element whose content model includes metadata content is the head element.
The non-normative index ...
how to bypass Access-Control-Allow-Origin?
...om my server to display retrieved data from my server's database).
My ajax script is working , it can send the data over to my server's php script to allow it to process.
However it cannot get the processed data back as it is blocked by "Access-Control-Allow-Origin"
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Storing Image Data for offline web application (client-side storage database)
... some troubles with CORS in different browsers and other (for example this title was stored bad in opera).
Additional information about sizes for 2 billion city (Minsk):
Zoom - 9, tiles - 2, size - 52 kb, with previous - 52 kb;
Zoom - 10, tiles - 3, size - 72 kb, with previous - 124 kb;
Zoom - 1...
Bash set +x without it being printed
...e on
ARG1=$1
ARG2=$2
xtrace off
And you get output that looks like:
$ ./script.sh one two
+ ARG1=one
+ ARG2=two
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How to position text over an image in css
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@KyokaSuigetsu : then you should change question title to contain that you are using html2pdf.
– Harry Joy
Jan 3 '12 at 8:16
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Getting the count of unique values in a column in bash
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The GNU site suggests this nice awk script, which prints both the words and their frequency.
Possible changes:
You can pipe through sort -nr (and reverse word and freq[word]) to see the result in descending order.
If you want a specific column, you can omit...
Git: How to remove file from index without deleting files from any repository
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Or, if the users already use some existing part of the repository (e.g. a script or some other program configured by content in the repository (e.g. Makefile or similar)) to launch/deploy your software, you could incorporate a defaulting mechanism into the launch/deploy process:
test -f foo.conf |...
Chrome desktop notification example [closed]
...ermission();
else {
var notification = new Notification('Notification title', {
icon: 'http://cdn.sstatic.net/stackexchange/img/logos/so/so-icon.png',
body: 'Hey there! You\'ve been notified!',
});
notification.onclick = function() {
window.open('http://stackoverflow.com/a/133...