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Why is string concatenation faster than array join?
...and maybe other.
a = {
nodeA: 'abc',
nodeB: 'def'
}
And b = a.concat('123')
b = {
nodeA: a, /* {
nodeA: 'abc',
nodeB: 'def'
} */
nodeB: '123'
}
So in the simplest case the VM has to do nearly no work. The only problem is that this slows down...
How to add and get Header values in WebApi
...
In case someone is using ASP.NET Core for model binding,
https://docs.microsoft.com/en-us/aspnet/core/mvc/models/model-binding
There's is built in support for retrieving values from the header using the [FromHeader] attribute
public string Test([FromHeader]string Host, [FromHeade...
Set Page title using UI-Router
... return `Bar Code ${params.code}`;
}
});
For the URL path /bar/code/123 that would show "Bar Code 123" as the page title. Note that I'm using ECMAScript 6 syntax to format the string and extract params.code.
It would be nice if someone who had the time would put something like this into a di...
ReSharper warns: “Static field in generic type”
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Horizontal ListView in Android?
...t's why I am suggesting another library which has similar functionality:
https://github.com/sephiroth74/HorizontalVariableListView
Update: on Jul 24, 2013 author (sephiroth74) released completely rewritten version based on code of android 4.2.2 ListView. I must say that it doesn't have all the er...
Find element's index in pandas Series
... [122]: myseries = pd.Series([1,7,0,7,5], index=['a','b','c','d','e'])
In [123]: list(myseries[myseries==7].index)
Out[123]: ['b', 'd']
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How to deal with floating point number precision in JavaScript?
...OfDecimals(Y) = ExpectedNumberOfDecimals. That is to say that if we have 0.123 * 0.12 then we know that there will be 5 decimal places because 0.123 has 3 decimal places and 0.12 has two. Thus if JavaScript gave us a number like 0.014760000002 we can safely round to the 5th decimal place without fea...
How to capitalize the first letter in a String in Ruby
..."hello".capitalize #=> "Hello"
"HELLO".capitalize #=> "Hello"
"123ABC".capitalize #=> "123abc"
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Display name of the current file in vim?
...
I use the amazing vimrc from amix: https://github.com/amix/vimrc
It uses the lightline.vim pluging and displays the filename on the status bar.
The great thing about using the amix/vimrc is that this plugin takes care of most of the customization, its very ...
html - table row like a link
...hn Smith</a></td>
<td><a href="person1.html">123 Fake St</a></td>
<td><a href="person1.html">90210</a></td>
</tr>
<tr>
<td><a href="person2.html">Peter Nguyen</a></td>
<...