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What is the use of “ref” for reference-type variables in C#?
I understand that if I pass a value-type ( int , struct , etc.) as a parameter (without the ref keyword), a copy of that variable is passed to the method, but if I use the ref keyword a reference to that variable is passed, not a new one.
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How to increase timeout for a single test case in mocha
...lexical scopes. You can't bind non-existing this. That's why .bind, .call, etc. does not work with it.
– atoth
Apr 29 '16 at 12:01
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Can I set the height of a div based on a percentage-based width? [duplicate]
... I hate how you can do 3D transforms, shadows, rounded corners, etc easily in CSS, but to have a square div requires a hack...
– Jonathan.
Sep 29 '14 at 17:45
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How to check if a string starts with one of several prefixes?
...With("Mon") || newStr4.startsWith("Tues") || newStr4.startsWith("Weds") .. etc)
You need to include the whole str.startsWith(otherStr) for each item, since || only works with boolean expressions (true or false).
There are other options if you have a lot of things to check, like regular expression...
What are the differences between LinearLayout, RelativeLayout, and AbsoluteLayout?
...his to parent’s left edge, place this to the left/right of this elements etc.
AbsoluteLayout is for absolute positioning i.e. you can specify exact co-ordinates where the view should go.
FrameLayout allows placements of views along Z-axis. That means that you can stack your view elements...
How to use CURL via a proxy?
...ive a directory containing a set of valid root certification authorities (/etc/ssl/certs on Debian/Ubuntu, for example)
– Ale
Sep 29 '18 at 17:16
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Number of processors/cores in command line
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The most simplest tool comes with glibc and is called getconf:
$ getconf _NPROCESSORS_ONLN
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JavaScript - Get minutes between two dates
...eters, see the moment.js documentation.
e.g.: "days", "hours", "minutes", etc.
http://momentjs.com/docs/
The CDN for moment.js is available here:
https://cdnjs
Openstreetmap: embedding map in webpage (like Google Maps)
...can give you more flexibility to provide maps based on google, osm, yahoo, etc however your code won't have to change.
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Redirect parent window from an iframe action
...ndboxed so they have explicitly denied certain features (such as redirect, etc) - there's a danger that you'd use JS to navigate away from JS Fiddle and lose your work...
– Zhaph - Ben Duguid
May 13 '15 at 12:33
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