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Length of a JavaScript object
...an break enumerations in various libraries. Adding methods to Object is usually safe, though.
Here's an update as of 2016 and widespread deployment of ES5 and beyond. For IE9+ and all other modern ES5+ capable browsers, you can use Object.keys() so the above code just becomes:
var size = Object...
twitter-bootstrap vs jquery-mobile [closed]
...ng you can answer since they serve different purposes. Bootstrap is great all-purpose CSS library whereas jQueryMobile is closer to a framework. Meaning jQueryMobile doesn't just make your pages look nice- it gives a lot of mobile oriented features such as- swipe-events, page transitions, allows f...
WPF vs Silverlight [duplicate]
...owser-based technology that has access to a subset of the .Net Framework (called the CoreCLR). So, you'll notice differences using seemingly every day methods and objects within the framework. For instance, the Split() method on the String class has 3 overrides in Silverlight, but 6 in the .Net Fr...
OpenID vs. OAuth [duplicate]
What is really the difference between OpenID and oAuth? They look just the same to me.
5 Answers
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Single vs double quotes in JSON
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If you need to use double quotes all around, you can call json.dumps(..) twice as in: import json; d = dict(tags=["dog", "cat", "mouse"]); print json.dumps(json.dumps(d)) which gives: "{\"tags\": [\"dog\", \"cat\", \"mouse\"]}"
– rpras...
Heap vs Binary Search Tree (BST)
... 1
Create worst n log(n) n
Delete worst log(n) log(n)
All average times on this table are the same as their worst times except for Insert.
*: everywhere in this answer, BST == Balanced BST, since unbalanced sucks asymptotically
**: using a trivial modification explained in thi...
马云、王健林为什么都看中了上海？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...国际金融中心的地位：1990年4月，中共中央、国务院宣布开发开放浦东；1992年3月，《政府工作报告》提出上海要“逐步发展成为远东地区经济、金融、贸易中心之一”；10月，中共十四大报告提出“尽快把上海建成国际经济、金...
ASP.NET web.config: configSource vs. file attributes
...).aspx
Using the Configuration.AppSettings.Settings.Add API will result in all settings being merged back into the main .config on a Configuration.Save call.
since .NET 1.1
Exception is not thrown if file does not exist.
configSource attribute
can apply to most sections of a configuration file, ...
Acronyms in CamelCase [closed]
...n you use an abbreviation or acronym that is two characters long, put them all in caps;
When the acronym is longer than two chars, use a capital for the first character.
So, in your specific case, getUnescoProperties() is correct.
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Entity Framework 4 Single() vs First() vs FirstOrDefault()
...where you are expecting a single record but they won't warn you if you actually get more than that single record back which could be important depending on the situation.
– Steve Willcock
Aug 14 '10 at 22:47
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