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Why are floating point numbers inaccurate?
...ted a lot like scientific notation: with an exponent and a mantissa (also called the significand). A very simple number, say 9.2, is actually this fraction:
5179139571476070 * 2 -49
Where the exponent is -49 and the mantissa is 5179139571476070. The reason it is impossible to represent some de...
Cannot push to Heroku because key fingerprint
... I followed this post and others of the same kind without success :-((
Finally, I found the solution:
I had to add my new rsa identity in my machine!
So, first of all I created a new rsa key:
ssh-keygen -t rsa -C "giordano.scalzo[at]gmail.com" -f ~/.ssh/id_rsa_heroku
then added it to my machin...
Detect IF hovering over element with jQuery
I'm not looking for an action to call when hovering, but instead a way to tell if an element is being hovered over currently. For instance:
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How to Convert all strings in List to lower case using LINQ?
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Easiest approach:
myList = myList.ConvertAll(d => d.ToLower());
Not too much different than your example code. ForEach loops the original list whereas ConvertAll creates a new one which you need to reassign.
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How to run Node.js as a background process and never die?
...ill %2 with the number being the index of the process.
Powerful solution (allows you to reconnect to the process if it is interactive):
screen
You can then detach by pressing Ctrl+a+d and then attach back by running screen -r
Also consider the newer alternative to screen, tmux.
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Multi-statement Table Valued Function vs Inline Table Valued Function
...e compiler cannot use any table statistics on the tables in the MSTVF. So, all things being equal, (which they rarely are), the ITVF will perform better than the MSTVF. In my tests, the performance difference in completion time was negligible however from a statistics standpoint, it was noticeable.
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In eclipse, unable to reference an android library project in another android project
... referencing project in the same physical folder as the library project it all went fine.
I guess that this must be something to do with android using ant underneath the covers.
Edit: The project name needs match the folder name on the file system. What you are seeing in the Project Properties->...
Why is NaN not equal to NaN? [duplicate]
...n this question pops up in searches.
NaN is designed to propagate through all calculations, infecting them like a virus, so if somewhere in your deep, complex calculations you hit upon a NaN, you don't bubble out a seemingly sensible answer. Otherwise by identity NaN/NaN should equal 1, along with ...
Problems with Android Fragment back stack
...Replace an existing fragment that was added to a container. This is essentially the same as calling remove(Fragment) for all currently added fragments that were added with the same containerViewId and then add(int, Fragment, String) with the same arguments given here.
then what's happening is like...
Wireshark localhost traffic capture [closed]
...ns that this is not possible on Windows using Wireshark alone, you can actually record it using a workaround as mentioned in a different answer.
EDIT: Some 3 years later, this answer is no longer completely correct. The linked page contains instructions for capturing on the loopback interface.
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