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Test if something is not undefined in JavaScript
I'm checking if(response[0].title !== undefined) , but I get the error:
11 Answers
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jQuery Date Picker - disable past dates
I am trying to have a date Range select using the UI date picker.
16 Answers
16
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How do JavaScript closures work?
How would you explain JavaScript closures to someone with a knowledge of the concepts they consist of (for example functions, variables and the like), but does not understand closures themselves?
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How do you fix a bad merge, and replay your good commits onto a fixed merge?
...mmitted an unwanted file ( filename.orig while resolving a merge) to my repository several commits ago, without me noticing it until now. I want to completely delete the file from the repository history.
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display:inline vs display:block [duplicate]
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display: block means that the element is displayed as a block, as paragraphs and headers have always been. A block has some whitespace above and below it and tolerates no HTML elements next to it, except when ordered otherwise (...
How to check existence of user-define table type in SQL Server 2008?
I have a user-defined table type. I want to check it's existence before editing in a patch using OBJECT_ID(name, type) function.
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写出高质量代码的10个Tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
写出高质量代码的10个Tips很长一段时间以来，我都在关注如何提高代码质量，也为此做过一些尝试，我想这个话题可能大家会比较感兴趣，在这里分享一下我关于如何提高代...很长一段时间以来，我都在关注如何提高代码质量，...
Set initial focus in an Android application
In my Android application it automatically focuses the first Button I have in my layout, giving it an orange outline. How can I set the initial focus preferably in XML, and can this be set to nothing?
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How to index characters in a Golang string?
How to get an "E" output rather than 69?
8 Answers
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Javascript “Uncaught TypeError: object is not a function” associativity question
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JavaScript does require semicolons, it's just that the interpreter will insert them for you on line breaks where possible*.
Unfortunately, the code
var a = new B(args)(stuff)()
does not result in a syntax error, so no ; will be i...