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In Clojure how can I convert a String to a number?
... "\\d+") str) (read-string str)))
I think I prefer the last solution.
And now, to your specific question. To parse something that starts with an integer, like 29px:
(read-string (second (re-matches (re-pattern "(\\d+).*") "29px"))) ; => 29
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ASP.NET Identity - HttpContext has no extension method for GetOwinContext
...osoft.Owin.Host.SystemWeb
Once i searched and installed this, it worked.
Now - i am not sure if i just missed everything, though found NO reference to such a library or package when going through various tutorials. It also didn't get installed when i installed all this Identity framework... Not su...
Rails and PostgreSQL: Role postgres does not exist
...eriod so I did a fresh install so I must have a couple of instance on here now. Changed the port in the database.yml file though and it all worked fine. Thanks for your help!
– Adam
Oct 23 '11 at 17:03
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How to prevent a scrollview from scrolling to a webview after data is loaded?
...this question even after lots of searching until I posted my own question (now deleted).
– Colin M.
May 29 '14 at 17:28
1
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Bordered UITextView
... The WikiUpload links (for the two images) fails to find the image files now. ;-(
– Mike Gledhill
Apr 8 '14 at 7:41
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Long list of if statements in Java
...ap.get(value).exec();
EDIT
you can also add special commands such as UnknownCommand or NullCommand, but you need a CommandMap that handles these corner cases in order to minimize client's checks.
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How to find topmost view controller on iOS
I've run into a couple of cases now where it would be convenient to be able to find the "topmost" view controller (the one responsible for the current view), but haven't found a way to do it.
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How do I split a string into an array of characters? [duplicate]
...) {
var i = 0,
arr = [],
codePoint;
while (!isNaN(codePoint = knownCharCodeAt(str, i))) {
arr.push(String.fromCodePoint(codePoint));
i++;
}
return arr;
}
This requires knownCharCodeAt() function and for some browsers; a String.fromCodePoint() polyfill.
if (!String.fromCode...
Convert integer to hexadecimal and back again
...e variable name "decValue" since it is not a decimal at all? Sorry man, I know it is from another source, but stackoverflow should be better than that.
– Christopher Bonitz
Nov 3 '15 at 10:24
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The easiest way to transform collection to array?
...test in LoC in current context) way to transform it to Foo[] ? Any well-known libraries are allowed.
8 Answers
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