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Get the index of the object inside an array, matching a condition
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As of 2016, you're supposed to use Array.findIndex (an ES2015/ES6 standard) for this:
a = [
{prop1:"abc",prop2:"qwe"},
{prop1:"bnmb",prop2:"yutu"},
{prop1:"zxvz",prop2:"qwrq"}];
index = a.findIndex(x => x.prop2 ==="yutu");
console.log(index);
It's supported i...
How to “grep” for a filename instead of the contents of a file?
... I want to write a regular expression that will match the filename itself (and not the contents of the file). I will run this from the system's root directory, to find all those files that match the regular expression.
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Adding Python Path on Windows 7
I've been trying to add the Python path to the command line on Windows 7, yet no matter the method I try, nothing seems to work. I've used the set command, I've tried adding it through the Edit Environment variables prompt etc.
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HtmlString vs. MvcHtmlString
...tmlString was a compatibility shim added to MVC 2 to support both .NET 3.5 and .NET 4. Now that MVC 3 is .NET 4 only, it's a fairly trivial subclass of HtmlString presumably for MVC 2->3 for source compatibility.
If you're ever going to drop back to MVC 2 it might make sense to use IHtmlString o...
NHibernate vs LINQ to SQL
...orld projects I wonder if anyone knows how these two complement each other and how much their functionalities overlap?
9 An...
Why doesn't java.util.Set have get(int index)?
... itself. Two of the three commonly used implementations of List (ArrayList and Vector) are random-access, but that does not make random access a property of Lists.
– Michael Myers♦
Aug 5 '12 at 4:29
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Search for a string in Enum and return the Enum
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Given the latest and greatest changes to .NET (+ Core) and C# 7, here is the best solution:
var ignoreCase = true;
Enum.TryParse("red", ignoreCase , out MyColours colour);
colour variable can be used within the scope of Enum.TryParse
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How to inherit from a class in javascript?
...have changed how I do this now, I try to avoid using constructor functions and their prototype property, but my old answer from 2010 is still at the bottom. I now prefer Object.create(). Object.create is available in all modern browsers.
I should note that Object.create is usually much slower than...
ASP.NET MVC Razor pass model to layout
... you should have a base viewmodel that your other viewmodels inherits from and type your layout to the base viewmodel and you pages to the specific once.
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JavaScript query string [closed]
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The method provided by CMS is easier and cleaner. Esp. if you are not already using jquery.
– jcoffland
Sep 5 '12 at 0:09
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