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What is the use of Enumerable.Zip extension method in Linq?
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Basheer AL-MOMANI
10.8k88 gold badges7575 silver badges7676 bronze badges
answered Feb 25 '11 at 21:18
santosh singhsant...
How can I search for a multiline pattern in a file?
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TheDude
2,90322 gold badges3838 silver badges8484 bronze badges
answered Sep 15 '10 at 13:26
AmitAmit
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Get local IP address
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ivan_pozdeev
26.5k1010 gold badges7676 silver badges124124 bronze badges
answered Jul 23 '11 at 20:26
MrchiefMrchief
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How can I create and style a div using JavaScript?
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var div = document.createElement("div");
div.style.width = "100px";
div.style.height = "100px";
div.style.background = "red";
div.style.color = "white";
div.innerHTML = "Hello";
document.getElementById("main").appendChild(div);
<body>
<div id="main"></div>
&...
Show or hide element in React
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React circa 2020
In the onClick callback, call the state hook's setter function to update the state and re-render:
const Search = () => {
const [showResults, setShowResults] = React.useState(false)
const onClick = () => ...
LINQ Single vs First
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Apr 27 '10 at 19:13
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Implementing INotifyPropertyChanged - does a better way exist?
...alue); }
with which the compiler will add the "Name" automatically.
C# 6.0 makes the implementation easier:
protected void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
...and now with C#7:
prot...
Import a file from a subdirectory?
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edited Aug 11 '09 at 14:46
community wiki
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android: move a view on touch move (ACTION_MOVE)
...lativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(150, 50);
layoutParams.leftMargin = 50;
layoutParams.topMargin = 50;
layoutParams.bottomMargin = -250;
layoutParams.rightMargin = -250;
_view.setLayoutParams(layoutParams);
_view.setOnTouchListener(this...
What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
... with infix notation. The folding functions are a clear example of that:
(0 /: list) ((cnt, string) => cnt + string.size)
(list foldLeft 0) ((cnt, string) => cnt + string.size)
You need to use parenthesis outside the infix call. I'm not sure the exact rules at play here.
Now, let's talk ab...