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Get names of all files from a folder with Ruby
...an absolute path, Dir[] will return absolute paths:
# as: [ '/home/../home/test/myfile', ... ]
#
Dir[ '/home/../home/test/*' ].select{ |f| File.file? f }
# Need the paths to be canonical?
# as: [ '/home/test/myfile', ... ]
#
Dir[ '/home/../home/test/*' ].select{ |f| File.file? f }.map{ |f| File.exp...
Regular expression to find URLs within a string
...to ignore protocols, endings of emails are accepted as it is the case with test@testing.com.
– Squazz
Sep 7 '17 at 8:09
4
...
How to use SSH to run a local shell script on a remote machine?
...host
wall <<'ENDWALL'
Error: Out of cheese
ENDWALL
ftp ftp.secureftp-test.com <<'ENDFTP'
test
test
ls
ENDFTP
END2
ENDSSH
You can actually have a conversation with some services like telnet, ftp, etc. But remember that heredoc just sends the stdin as text, it doesn't wait for response b...
Validating URL in Java
...ate both a URL object and a URLConnection object. The following code will test both the format of the URL and whether a connection can be established:
try {
URL url = new URL("http://www.yoursite.com/");
URLConnection conn = url.openConnection();
conn.connect();
} catch (MalformedURLEx...
event.preventDefault() function not working in IE
...;
to achieve the same result.
And in order not to get an error, you can test for the existence of preventDefault:
if(event.preventDefault) event.preventDefault();
You can combine the two with:
event.preventDefault ? event.preventDefault() : (event.returnValue = false);
...
How can I have ruby logger log output to stdout as well as file?
...
For those who like it simple:
log = Logger.new("| tee test.log") # note the pipe ( '|' )
log.info "hi" # will log to both STDOUT and test.log
source
Or print the message in the Logger formatter:
log = Logger.new("test.log")
log.formatter = proc do |severity, datetime, progna...
Detect all Firefox versions in JS
...
Or with regex var is_firefox = /firefox/i.test(navigator.userAgent)
– JackMahoney
Oct 1 '13 at 12:00
...
What is java interface equivalent in Ruby?
...ly the same as in Java: documentation.
Also, just like in Java, Acceptance Tests can be used to specify Interfaces as well.
In particular, in Ruby, the Interface of an object is determined by what it can do, not what class is is, or what module it mixes in. Any object that has a << method can ...
Select elements by attribute
...
Note that if you're testing for existence (presumably in an if statement, for example) it's probably more correct/reliable to do: if($(":checkbox[myattr]").length()>0)...
– rinogo
Aug 15 '11 at 21:18
...
Call js-function using JQuery timer
...window.setInterval(yourfunction, 10000);
function yourfunction() { alert('test'); }
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