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How to get first record in each group using Linq
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var res = from element in list
group element by element.F1
into groups
select groups.OrderBy(p => p.F2).First();
share
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Sublime Text 2: How to delete blank/empty lines
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Small suggestion use ^(\r|\n\r?) to cover all possible line breaks.
– Haris Krajina
Nov 7 '12 at 9:22
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How to describe “object” arguments in jsdoc?
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* @typedef {Object} Person
* @property {string} name how the person is called
* @property {number} age how many years the person lived
*/
You can then use this in a @param tag:
/**
* @param {Person} p - Description of p
*/
Or in a @returns:
/**
* @returns {Person} Description
*/
For...
Converting bool to text in C++
...ch shows you the console output and explains more about the API.
Additionally using std::boolalpha will modify the global state of std::cout, you may want to restore the original behavior go here for more info on restoring the state of std::cout.
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Interface vs Abstract Class (general OO)
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While your question indicates it's for "general OO", it really seems to be focusing on .NET use of these terms.
In .NET (similar for Java):
interfaces can have no state or implementation
a class that implements an interface must provide an implementation of all the methods of tha...
Git: How to remove file from index without deleting files from any repository
...ware (directly out of a repository).
Keep File as a ‘Default’ and Manually/Automatically Activate It
If it is not completely unacceptable to continue to maintain the configuration file's content in the repository, you might be able to rename the tracked file from (e.g.) foo.conf to foo.conf.de...
master branch and 'origin/master' have diverged, how to 'undiverge' branches'?
Somehow my master and my origin/master branch have diverged.
I actually don't want them to diverge.
13 Answers
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How to get the contents of a webpage in a shell variable?
...get google.com -q -O -)
echo $content
We use the -O option of wget which allows us to specify the name of the file into which wget dumps the page contents. We specify - to get the dump onto standard output and collect that into the variable content. You can add the -q quiet option to turn off's wg...
Center a 'div' in the middle of the screen, even when the page is scrolled up or down?
I have in my page a button which when clicked displays a div (popup style) in the middle of my screen.
5 Answers
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var functionName = function() {} vs function functionName() {}
...);
function functionTwo() {
console.log("Hello!");
}
Historically, function declarations defined within blocks were handled inconsistently between browsers. Strict mode (introduced in ES5) resolved this by scoping function declarations to their enclosing block.
'use strict';
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