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ETag vs Header Expires
...he client request, the server can then determine whether to send the file (HTTP 200) or tell the client to just use their local copy (HTTP 304). An ETag is basically just a checksum for a file that semantically changes when the content of the file changes.
The Expires header is used by the client ...
Google Chrome Printing Page Breaks
...g Chrome:
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=UTF-8" />
<title>Paginated HTML</title>
<style type="text/css" media="print">
div.page
{
page-break-after: always;
...
Automatic text translation at MSDN pages - How to turn off?
...n-us/. As in
German (translation or original with translation on hover):
http://msdn.microsoft.com/de-de/library/system.diagnostics.contracts.contractargumentvalidatorattribute(v=vs.110).aspx
English only (no translation):
http://msdn.microsoft.com/en-us/library/system.diagnostics.contracts.cont...
How can I make setuptools install a package that's not on PyPI?
...ge can be downloaded. In this particular case, it can be found at the url http://github.com/mtai/python-gearman/tarball/master. However, that link by itself won't work, because easy_install can't tell just by looking at the URL what it's going to get.
By changing it to http://github.com/mtai/pyth...
How to “undelete” a deleted folder in Subversion / TortoiseSVN?
...:
first find the revision number where your delete happened:
svn log -v http://svnserver/path/to/folderContainingDeletedFolder
say you find that the directory was deleted in revision 999
(btw: you might find it easier to find the revision number with the svn repo browser)
copy the folder fro...
Get the subdomain from a URL
...on isn't trivial. There may already be such a list available.
Looks like http://publicsuffix.org/ is one such list—all the common suffixes (.com, .co.uk, etc) in a list suitable for searching. It still won't be easy to parse it, but at least you don't have to maintain the list.
A "public ...
Is there a minlength validation attribute in HTML5?
...re now enabled in recent versions of all modern browsers. For details, see https://caniuse.com/#search=minlength.
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How can I download a specific Maven artifact in one command line?
...version="1.0" encoding="UTF-8"?>
<pluginRegistry xsi:schemaLocation="http://maven.apache.org/PLUGIN_REGISTRY/1.0.0 http://maven.apache.org/xsd/plugin-registry-1.0.0.xsd"
xmlns="http://maven.apache.org/PLUGIN_REGISTRY/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<plugin...
What is the max size of localStorage values?
...providing much greater storage capacity (10 MB per origin in Google Chrome(https://plus.google.com/u/0/+FrancoisBeaufort/posts/S5Q9HqDB8bh), Mozilla Firefox, and Opera; 10 MB per storage area in Internet Explorer) and better programmatic interfaces.
And also quoting from a John Resig article [post...
Take a screenshot of a webpage with JavaScript?
...f the window you want a screenshot of is an HTA would be to just use an XMLHTTPRequest to send the DOM nodes to the server, then create the screenshots server-side.
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