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Check if a value is an object in JavaScript
How do you check if a value is an object in JavaScript?
46 Answers
46
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How can I check if character in a string is a letter? (Python)
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str.isalpha()
Return true if all characters in the string are alphabetic and there is at least one character, false otherwise. Alphabetic characters are those characters defined in the Unicode character database as “Letter”, i.e., those with gener...
Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
...it, it returns a lot of errors. It seems that I have a problem with my certificate. Is it possible to ignore the client-server authentication? If so, how?
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How to dismiss the dialog with click on outside of the dialog?
...an use dialog.setCanceledOnTouchOutside(true); which will close the dialog if you touch outside of the dialog.
Something like,
Dialog dialog = new Dialog(context)
dialog.setCanceledOnTouchOutside(true);
Or if your Dialog in non-model then,
1 - Set the flag-FLAG_NOT_TOUCH_MODAL for your dial...
How do I iterate through each element in an n-dimensional matrix in MATLAB?
...dx = 1:numel(array)
element = array(idx)
....
end
This is useful if you don't need to know what i,j,k, you are at. However, if you don't need to know what index you are at, you are probably better off using arrayfun()
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How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
How can I tell if the JVM in which my application runs is 32 bit or 64-bit? Specifically, what functions or properties I can used to detect this within the program?
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How can I stop a Postgres script when it encounters an error?
Is there a way to specify that when executing a sql script it stops when encountering the first error on the script, it usually continues, regardless of previous errors.
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Single vs Double quotes (' vs ")
...rendered HTML which always uses double quotes. This allows me to determine if the HTML was written by hand or generated. Is this a good idea?
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What are the special dollar sign shell variables?
...like construct of all positional parameters, {$1, $2, $3 ...}.
"$*" is the IFS expansion of all positional parameters, $1 $2 $3 ....
$# is the number of positional parameters.
$- current options set for the shell.
$$ pid of the current shell (not subshell).
$_ most recent parameter (or the abs path ...
How to delete the last n commits on Github and locally?
...ally I'd suggest using:
git reset --hard HEAD^^
Rebase is a completely different operation that won't help you here.
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