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How to extract a floating number from a string [duplicate]
...you meant "\d+\.\d+" instead of "\d+.\d+" in your first code block. Right now it would extract something like '13a4'.
– abw333
Dec 6 '15 at 1:00
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How do I replace multiple spaces with a single space in C#?
... say "anytime you have a problem you think you need Regex to solve, well...now you've got TWO problems" <wink>
– William Madonna Jr.
Apr 6 '18 at 12:53
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Create an instance of a class from a string
Is there a way to create an instance of a class based on the fact I know the name of the class at runtime. Basically I would have the name of the class in a string.
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possible EventEmitter memory leak detected
...dding so many listeners to the same event. Only increase the limit if you know why so many listeners are being added and are confident it's what you really want.
I found this page because I got this warning and in my case there was a bug in some code I was using that was turning the global object i...
Different between parseInt() and valueOf() in java?
... use this eyesore:
Integer k = Integer.valueOf(Integer.parseInt("123"))
Now, if what you want is the object and not the primitive, then using valueOf(String) may be more attractive than making a new object out of parseInt(String) because the former is consistently present across Integer, Long, Do...
Get file name from URL
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Nvm. I realize now that my problem was due to how Clojure handles var-args during Java-interop. The String overload wasn't working because an empty array needed to be passed as well to handle the var-args of Paths/get. It still works though...
Convert php array to Javascript
...d be sensible for someone reading this question to use a library that was known to be secure and well tested, eg from Pear rather than just taking this code on merit. Also, it's worth pointing out that PHP 5.2 was already out of support when this question was asked. As I write now, it has been unsup...
Can I use CoffeeScript instead of JS for node.js?
...r to your app and you can start treating coffee files and js files equally now (meaning that you can require coffee files too !).
This method will require you to write just the one file (app.js) in vanilla javascript. But the advantage is that your deploy environment need not have coffeescript as ...
No suitable application records were found
...uff and boom, "Prepare for upload" changed to "Waiting for upload". All is now right with the world. :)
– jowie
May 10 '12 at 16:15
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Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
...being assigned or passed as an argument. That is what we call a callback.
Now the question is, when is that callback called?
It depends on the case. Let's try to trace some common behavior again:
img.onload may be called sometime in the future, when (and if) the image has successfully loaded.
se...