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Automating “enter” keypresses for bash script generating ssh keys
I would like to create script, which simply runs ssh-keygen -t rsa . But how to pass to it 3 times enter?
5 Answers
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How to check if character is a letter in Javascript?
I am extracting a character in a Javascript string with:
14 Answers
14
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Check if a string has white space
...WhiteSpace(' '));
$('#whitespace2').html(hasWhiteSpace('123'));
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
" ": <span id="whitespace1"></span><br>
"123": <span id="whitespace2"></span>
...
How do I use floating-point division in bash?
I am trying to divide two image widths in a Bash script, but bash gives me 0 as the result:
18 Answers
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How can I check if an argument is defined when starting/calling a batch file?
... a file
⍟ specify is a directory
⍟ no extensions, would work in legacy scripts!
⍟ minimal code ☺
@echo off
:loop
::-------------------------- has argument ?
if ["%~1"]==[""] (
echo done.
goto end
)
::-------------------------- argument exist ?
...
Bash function to find newest file matching pattern
...n funny characters then parsing ls is quite safe.
If you are developing a script which is meant to be run by many people on many systems in many different situations then I very much do recommend to not parse ls.
Here is how to do it "right": How can I find the latest (newest, earliest, oldest) fi...
jQuery checkbox change and click event
...ng performance issues on your web page, you might need to re-eval your javascript ;) It is good to understand performance metrics with code, though. Thanks.
– Mike U
Jan 8 '15 at 15:47
...
PHP - Debugging Curl
...ch = curl_init();
curl_exec($ch);
$curl_error = curl_error($ch);
echo "<script>console.log($curl_error);</script>"
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What is the difference between require() and library()?
...rary(package, character.only=T)
}
}
Pro tips:
When used inside the script, you can avoid a dialog screen by specifying the repos parameter of install.packages(), such as
install.packages(package, repos="http://cran.us.r-project.org")
You can wrap require() and library() in suppressPackageS...
Maintain aspect ratio of div but fill screen width and height in CSS?
...ust CSS or divide by a percentage is CSS, this is not possible without JavaScript (to my knowledge).
I've written a working script that will keep the desired aspect ratio.
HTML
<div id="aspectRatio"></div>
CSS
body { width: 100%; height: 100%; padding: 0; margin: 0; }
#aspectRatio ...