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Truncate a string straight JavaScript
....substring(0, Math.min(length,pathname.length));
document.getElementById("foo").innerHTML =
"<a href='" + pathname +"'>" + trimmedPathname + "</a>"
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...
What are namespaces?
... as a namespace for the files within them. As a concrete example, the file foo.txt can exist in both directory /home/greg and in /home/other, but two copies of foo.txt cannot co-exist in the same directory. In addition, to access the foo.txt file outside of the /home/greg directory, we must prepend ...
How to use Namespaces in Swift?
...th something
like this:
import FrameworkA
import FrameworkB
FrameworkA.foo()
All Swift declarations are considered to be part of
some module, so even when you say "NSLog" (yes, it still exists)
you're getting what Swift thinks of as "Foundation.NSLog".
Also Chris Lattner tweeted abou...
Getting output of system() calls in Ruby
... + $/.size)) # strip trailing eol
rescue
end
end
Example:
p system('foo')
p syscall('foo')
p system('which', 'foo')
p syscall('which', 'foo')
p system('which', 'which')
p syscall('which', 'which')
Yields the following:
nil
nil
false
false
/usr/bin/which <— stdout from system('...
nodejs get file name from absolute path?
...
Use the basename method of the path module:
path.basename('/foo/bar/baz/asdf/quux.html')
// returns
'quux.html'
Here is the documentation the above example is taken from.
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How can I view the source code for a function?
...ot me close to what I wanted. What I actually wanted, in RStudio, was View(foo); where foo was a function from an already loaded package.
– Sigfried
Feb 28 '19 at 11:35
1
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Python TypeError: not enough arguments for format string
...
I got a variation of this error due to typo: "foo: %(foo)s, bar: s(bar)% baz: %(baz)s" % {"foo": "FOO", "bar": "BAR", "baz": "BAZ"}
– Akavall
Mar 20 '18 at 17:57
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How to remove duplicate white spaces in string using Java?
...$1.
Java code:
str = str.replaceAll("(\\s)\\1","$1");
If the input is "foo\t\tbar " you'll get "foo\tbar " as outputBut if the input is "foo\t bar" it will remain unchanged because it does not have any consecutive whitespace characters.
If you treat all the whitespace characters(space, vertica...
psql - save results of command to a file
... privileges and will write to a file on the server.
Example: COPY (SELECT foo, bar FROM baz) TO '/tmp/query.csv' (format csv, delimiter ';')
Creates a CSV file with ';' as the field separator.
As always, see the documentation for details
...
How to pass a function as a parameter in Java? [duplicate]
...
@TomeeNS - here is a simple example, where foo() is the function passed as a parameter, and demo() is the function that takes a function as a parameter. void demo(final Callable<Void> func){ func.call(); } void foo(){ return null; } demo(new Calla...