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Insert line break inside placeholder attribute of a textarea?
I have tried a few approaches but none worked. Does anyone know a the nifty trick to get around this?
21 Answers
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How to fix the “java.security.cert.CertificateException: No subject alternative names present” error
...ytool expects, e.g. openssl x509 -in certs.txt -out certs.der -outform DER
Now you want to import this cert into the system default 'cacert' file. Locate the system default 'cacerts' file for your Java installation. Take a look at How to obtain the location of cacerts of the default java installatio...
How to conclude your merge of a file?
...as Marius, had done a merge, resolved the conflicts, but nothing to commit now (somehow). Had to manually delete the MERGE* files as suggested.
– Simon East
Apr 30 '12 at 2:03
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Compare two MySQL databases [closed]
... All the tools mentioned look good. I am selecting Toad arbitrarily for now until I could conduct some more research.
– Vincent Ramdhanie
Oct 22 '08 at 14:25
64
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How can I remove the string “\n” from within a Ruby string?
...ator equivalent String#delete!), e.g.:
x = "foo\nfoo"
x.delete!("\n")
x now equals "foofoo"
In this specific case String#delete is more readable than gsub since you are not actually replacing the string with anything.
sh...
How to handle command-line arguments in PowerShell
...t like this:
if ($force) {
//deletes a file or does something "bad"
}
Now, when calling the script you'd set the switch/flag parameter like this:
.\yourscript.ps1 -server "http://otherserver" -force
If you explicitly want to state that the flag is not set, there is a special syntax for that
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Generate random numbers following a normal distribution in C/C++
... not guaranteed to be consistent across all platforms. I'm doing the tests now, and MSVC provides a different set of values from, for example, Clang. The C++11 engines seem to generate the same sequences (given the same seed), but the C++11 distributions seem to be implemented using different algori...
Change size of axes title and labels in ggplot2
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There is also a very intuitive function rel() now. e.g. size = rel(2.0)
– HongboZhu
Oct 10 '18 at 14:59
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Determine if Python is running inside virtualenv
...d or supported by most Python 3 frameworks and applications, this function now reduces to a trivial one-liner: def is_venv(): return hasattr(sys, 'real_prefix') or sys.base_prefix != sys.prefix. Just sayin'.
– Cecil Curry
Nov 13 '19 at 6:36
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Using sed, how do you print the first 'N' characters of a line?
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Actually on a Cygwin system I'm working on now cut doesn't cut it while sed does.
– kqw
Feb 17 '16 at 9:52
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