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Counting the occurrences / frequency of array elements
...e values as object keys to count them means you're casting those values to strings and then counting that value. [5, "5"] will simply say you've got "5" two times. Or counting instances some different objects is just gonna tell you there's a lot of [object Object]. Etc. etc.
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How to redirect 404 errors to a page in ExpressJS?
...r code but using res.json will do some magic in auto-converting objects to strings where .send() won't. Better safe than sorry. expressjs.com/api.html#res.json
– wgp
Dec 12 '14 at 18:54
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Usages of Null / Nothing / Unit in Scala
... to any type of Option because Nothing 'extends' everything.
val x:Option[String] = None
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How do I close a single buffer (out of many) in Vim?
...I would type the following:
:bd txt <Tab>
Note that the matching string does not have to be at the start of the file name.
The above displays the list of file names that match 'txt' at the bottom of the screen and keeps the :bd command I initially typed untouched, ready to be completed.
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Difference between Control Template and DataTemplate in WPF
... is a TextBlock with the Text property set to the result of the Object's ToString method.
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How do I find the length of an array?
...dont see any way for this unless your array is an array of characters (i.e string).
P.S : In C++ always use std::vector. There are several inbuilt functions and an extended functionality.
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jQuery ID starts with
...lue: An attribute value. Can be either an unquoted single word or a quoted string." From the linked docs in the answer. Similar to accepted answer.
– Ralph Lavelle
Feb 18 '14 at 0:44
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Removing the title text of an iOS UIBarButtonItem
... navigation bar. If the value of this property is nil, the system uses the string “Back” as the text of the back button."
– Raphael Oliveira
May 3 '16 at 7:21
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Difference between two lists
...omparer, if the values being compared are of base data types, such as int, string, decimal etc.
Otherwise the comparison will be made by object address, which is probably not what you want... In that case, make your custom objects implement IComparable (or implement a custom IEqualityComparer and p...
Image Get Requests with AngularJS
I am storing the the source string of an image to be rendered in HTML in the AngularJS controller, however it yields a 404 before the Angular controller is initialized.
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