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Should I instantiate instance variables on declaration or in the constructor?
...'s discussable: if you initialise all your fields in the constructor, you know exactly that when you are reading the code, you have just one place where to search...
– nbro
May 8 '15 at 10:42
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Can I split an already split hunk with git?
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@Filype: I don't know why that would have happened, I'm afraid - if you were running git add -p and edited a hunk with e that should only affect what's staged, not your working tree.
– Mark Longair
Dec 24...
CSS center text (horizontally and vertically) inside a div block
...
There's now a display: table-cell property for that, FYI. Using it makes the element behave like a table cell and allows vertical-align: middle;
– Shauna
Apr 18 '11 at 14:38
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Can a shell script set environment variables of the calling shell? [duplicate]
...t is "setit" then do:
ln -s setit setit-sh
and
ln -s setit setit-csh
Now either directly or in an alias, you do this from sh
eval `setit-sh`
or this from csh
eval `setit-csh`
setit uses $0 to determine its output style.
This is reminescent of how people use to get the TERM environment v...
How to properly document S4 class slots using Roxygen2?
... answer for Roxygen2 5.0.1, current as of 6.0.1
For S4, the best practice now is documenting using the @slot tag:
#' The title for my S4 class that extends \code{"character"} class.
#'
#' Some details about this class and my plans for it in the body.
#'
#' @slot myslot1 A logical keeping track of ...
How to vertically center content with variable height within a div?
... Then I noticed that most transform related stuff is -webkit- prefixed and now it works. So just as a reminder: Don't forget to add the -webkit- prefix too.
– miho
Mar 6 '15 at 19:20
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Why does AngularJS include an empty option in select?
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This may work for now, but the angular documentation specifically recommends against using ng-init for anything besides ng-repeat - see docs.angularjs.org/api/ng/directive/ngInit
– Ed Norris
Aug 8 '14 at ...
CSS3 selector :first-of-type with class name?
...in some discussions of the feature:
:nth-match(1 of p.myclass)
This has now been implemented in WebKit, and is thus available in Safari, but that appears to be the only browser that supports it. There are tickets filed for implementing it Blink (Chrome), Gecko (Firefox), and a request to implemen...
Launching Google Maps Directions via an intent on Android
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Navigation intents seem to be officially supported now: developers.google.com/maps/documentation/android/…
– Sanketh Katta
Feb 15 '15 at 1:59
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How to process POST data in Node.js?
...s.parse(body);
// use post['blah'], etc.
});
}
}
Now, for example, if you have an input field with name age, you could access it using the variable post:
console.log(post.age);
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