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iPhone App Icons - Exact Radius?
...ou can make four icons (as of today) for your app and they can all have a different look - not necessarily based on the 512x512 image.
corner radius for the 512x512 icon = 80 (iTunesArtwork)
corner radius for the 1024x1024 icon = 180 (iTunesArtwork Retina)
corner radius for the 57x57 icon = 9 (iPh...
How to match all occurrences of a regex
...r36 ar0und"
str.scan(/\d+/)
#=> ["54", "3", "1", "7", "3", "36", "0"]
If you want, MatchData, which is the type of the object returned by the Regexp match method, use:
str.to_enum(:scan, /\d+/).map { Regexp.last_match }
#=> [#<MatchData "54">, #<MatchData "3">, #<MatchData "1...
What are fail-safe & fail-fast Iterators in Java
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What is the difference between them ...
"Fail-safe" (in engineering) means that something fails in a way that causes no or minimal damage. Strictly speaking, there is no such thing in Java as a fail-safe iterator. If an iterator fails...
Why does .NET use banker's rounding as default?
...ding equally up and down. This gives better estimations of actual results if you are for instance, adding a bunch of rounded numbers. I would say that even though it isn't what some may expect, it's probably the more correct thing to do.
...
Is it sometimes bad to use ?
...
The main reason for not using <br> is that it's not semantic. If you want two items in different visual blocks, you probably want them in different logical blocks.
In most cases this means just using different elements, for example <p>Stuff</p><p>Other stuff</p>...
How to delete every other line in Vim?
...r, starting with the second one, i.e., lines 2, 4, 6, etc. For example, if the buffer’s contents is:
12 Answers
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How to make a div 100% height of the browser window
...ample showing a two-column layout involving both vh and vw.
How is 100vh different to 100%?
Take this layout for example:
<body style="height:100%">
<div style="height:200px">
<p style="height:100%; display:block;">Hello, world!</p>
</div>
</body&g...
Access event to call preventdefault from custom function originating from onclick attribute of tag
...for documents with a fallback for no JS enabled browsers (no cache busting if no JS)
<a onclick="
if(event.preventDefault) event.preventDefault(); else event.returnValue = false;
window.location = 'http://www.domain.com/docs/thingy.pdf?cachebuster=' +
Math.round(new Date().getTime() / 1000);"
...
GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
...ncode @ in your password to %40, because git splits the proxy setting by @
If your userName is a email address, which has @, also encode it to %40. (see this answer)
git config --global http.proxy
http[s]://userName(encoded):password(encoded)@proxyaddress:port
Baam ! It worked !
Note - I j...
Why does a base64 encoded string have an = sign at the end
...ded string doesn't always end with a =, it will only end with one or two = if they are required to pad the string out to the proper length.
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