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nginx启用gzip压缩，大大降低网站流量 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...cation/x-javascript text/css application/xml text/javascript application/x-httpd-php image/jpeg image/gif image/png application/vnd.ms-fontobject font/ttf font/opentype font/x-woff image/svg+xml;
# 是否在http header中添加vary: Accept-Encoding，建议开启
gzip_vary on;
# 对IE6和以...
rails 3 validation on uniqueness on multiple attributes
...es_uniqueness_of :teacher_id, :scope => [:semester_id, :class_id]
end
http://apidock.com/rails/ActiveRecord/Validations/ClassMethods/validates_uniqueness_of
This should answer Greg's question.
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jQuery Plugin: Adding Callback functionality
...ticle about Creating your Own jQuery Plugin.I think you should check that http://mycodingtricks.com/jquery/how-to-create-your-own-jquery-plugin/
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What does java:comp/env/ do?
...
Quoting https://web.archive.org/web/20140227201242/http://v1.dione.zcu.cz/java/docs/jndi-1.2/tutorial/beyond/misc/policy.html
At the root context of the namespace
is a binding with the name "comp",
which is bound to a subtree...
How to go up a level in the src path of a URL in HTML?
...
In Chrome when you load a website from some HTTP server both absolute paths (e.g. /images/sth.png) and relative paths to some upper level directory (e.g. ../images/sth.png) work.
But!
When you load (in Chrome!) a HTML document from local filesystem you cannot access ...
POST data to a URL in PHP
... an html form) it can be done with curl. It will look like this:
$url = 'http://www.someurl.com';
$myvars = 'myvar1=' . $myvar1 . '&myvar2=' . $myvar2;
$ch = curl_init( $url );
curl_setopt( $ch, CURLOPT_POST, 1);
curl_setopt( $ch, CURLOPT_POSTFIELDS, $myvars);
curl_setopt( $ch, CURLOPT_FOLLOW...
Pretty printing XML with javascript
...ent="yes"/> instruction:
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output omit-xml-declaration="yes" indent="yes"/>
<xsl:template match="node()|@*">
<xsl:copy>
<xsl:apply-templates select="node()|@*"/>...
Programmatically change log level in Log4j2
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I found a good answer here: https://garygregory.wordpress.com/2016/01/11/changing-log-levels-in-log4j2/
You can use org.apache.logging.log4j.core.config.Configurator to set the level for a specific logger.
Logger logger = LogManager.getLogger(Test.cla...
Unit test, NUnit or Visual studio?
...a separate program. So you could care an see if it suits you :).
alt text http://i3.codeplex.com/Project/Download/FileDownload.aspx?ProjectName=nunitit&DownloadId=61802
"After installing the plugin you'll find a new submenu under the tools menu."
See http://nunitit.codeplex.com/ for more info...
How to pass payload via JSON file for curl?
...you will have to specify the correct content type header:
$ curl -vX POST http://server/api/v1/places.json -d @testplace.json \
--header "Content-Type: application/json"
But that will only work if the server accepts json input. The .json at the end of the url may only indicate that the output is ...