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Difference between toFixed() and toPrecision()?
...om Mozilla Doc Center for toFixed() and for toPrecision(). Fortunately for all of us, MDC and w3schools agree with each other in this case.
For completeness, I should mention that toFixed() is equivalent to toFixed(0) and toPrecision() just returns the original number with no formatting.
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How do I use the nohup command without getting nohup.out?
...ill doesn't create nohup.out
On Linux, running a job with nohup automatically closes its input as well. On other systems, notably BSD and macOS, that is not the case, so when running in the background, you might want to close input manually. While closing input has no effect on the creation or no...
SVN: Folder already under version control but not comitting?
...irectory and remove it from your SVN working directory. Remember to delete all .svn hidden directories from the copied folder.
Now update your project, clean-up and commit what has left. Now move your folder back to working directory, add it and commit. Most of the time this workaround works, it se...
Has reCaptcha been cracked / hacked / OCR'd / defeated / broken? [closed]
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I notice that almost all the answers here relate to the ineffectiveness of the concept of CAPTCHA, in principle - and while I very much agree with them, in fact gave a talk at OWASP a few months ago explaining just that - the question is very spe...
What does the construct x = x || y mean?
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It means the title argument is optional. So if you call the method with no arguments it will use a default value of "Error".
It's shorthand for writing:
if (!title) {
title = "Error";
}
This kind of shorthand trick with boolean expressions is common in Perl too. With the...
Visual Studio 2010 isn't building before a run when there are code changes
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Yup this fixed it for me! Just clicked all the checkbox's next to build in the configuration manager. Thanks Tim!
– chaz
Mar 30 '12 at 3:38
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SQL Server SELECT LAST N Rows
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All enumerated products are definetly SQL servers. If you want to talk about MS SQL server, why not name it so?
– gena2x
Jun 8 '16 at 9:45
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Shell script - remove first and last quote (") from a variable
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@jsears Huh? This specifically trims one from the start if there is one, and one from the end if there is one. If you don't want to remove unless both are present; yes, a single sed regex could be used, or the variable substitution could be wrapped i...
How to stop creating .DS_Store on Mac? [closed]
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Please install http://asepsis.binaryage.com/ and then reboot your mac.
ASEPSIS redirect all .DS_Store on your mac to /usr/local/.dscage
After that, You could delete recursively all .DS_Store from your mac.
find ~ -name ".DS_Store" -d...
Why must a nonlinear activation function be used in a backpropagation neural network? [closed]
...ion function is to introduce non-linearity into the network
in turn, this allows you to model a response variable (aka target variable, class label, or score) that varies non-linearly with its explanatory variables
non-linear means that the output cannot be reproduced from a linear combination of ...