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How to get notified about changes of the history via history.pushState?
...start using this in combination with Ajax instead of changing the fragment identifier of the URL.
14 Answers
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Is an anchor tag without the href attribute safe?
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In HTML5, using an a element without an href attribute is valid. It is considered to be a "placeholder hyperlink."
Example:
<a>previous</a>
Look for "placeholder hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR/2016/REC-html51-20161101/textlevel-s...
Combining a class selector and an attribute selector with jQuery
... interpreted as the descendant selector.
Your second selector, like you said, looks for elements with either the attribute value, or the class, or both.
The comma is being interpreted as the multiple selector operator — whatever that means (CSS selectors don't have a notion of "operators"; the co...
hadoop No FileSystem for scheme: file
...esystem implementations they want to declare (This is called a Service Provider Interface implemented via java.util.ServiceLoader, see org.apache.hadoop.FileSystem#loadFileSystems).
When we use maven-assembly-plugin, it merges all our JARs into one, and all META-INFO/services/org.apache.hadoop.fs.F...
Convert XML to JSON (and back) using Javascript
...representation, and XML is just used for XSLT.. the use of which is not my idea! :)
– Jason Suárez
Nov 20 '09 at 23:29
1
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Is it possible to style a select box? [closed]
...re than one on the page. Now it's difficult to style because for some stupid reason the author thought it OK to use the same ID for all the elements rather than unique IDs or classes. Now I'm thinking of writing my own...
– Jonathan
Aug 15 '10 at 6:20
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What is the difference between Forking and Cloning on GitHub?
...ook at is out-of-date. Forks are like the Maven repository problem on steroids. Instead of one out of date repo (Maven), there's thousands of them (Git).
– jww
Feb 12 '17 at 6:13
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Convert UTC/GMT time to local time
....Parse(date);
DateTime utcDateTime = localDateTime.ToUniversalTime();
// ID from:
// "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Time Zone"
// See http://msdn.microsoft.com/en-us/library/system.timezoneinfo.id.aspx
string nzTimeZoneKey = "New Zealand Standard Time";
TimeZoneI...
How to disable mouse scroll wheel scaling with Google Maps API
...eControl: false,
scaleControl: false,
draggable: false,
mapTypeId: google.maps.MapTypeId.ROADMAP
}, options);
If you were using version 2 of the Maps API you would have had to use the disableScrollWheelZoom() API call as follows:
map.disableScrollWheelZoom();
The scrollwheel zooming...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...表为例；
对于访问数据库客户端来讲，需要根据用户的ID，定位到需要访问的数据；
数据切分算法，
根据用户的ID做hash操作，一致性Hash，这种方式存在失效数据的迁移问题，迁移时间内服务不可用
维护路由表，路由表中存...