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Get protocol + host name from URL
...split("/")[0].split('?')[0]
'stackoverflow.com'
>>> url = "http://foo.bar?haha/whatever"
>>> url.split("//")[-1].split("/")[0].split('?')[0]
'foo.bar'
That's all, folks.
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Windows batch: call more than one command in a FOR loop?
...k the parentheses are unnecessary. for %i in (1 2 3) do echo %i & echo foo prints what I'd expect: "1", "foo", "2", "foo", "3", "foo" (on separate lines).
– bk1e
Feb 13 '10 at 18:58
...
Difference between int[] array and int array[]
...I forgot because I never declare more than one variable at a time):
int[] foo, bar; // both are arrays
int foo[], bar; // foo is an array, bar is an int.
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Have Grunt generate index.html for different setups
... options : {
/* Shared Options Hash */
//globalOption : 'foo'
},
dev: {
NODE_ENV : 'DEVELOPMENT'
},
prod : {
NODE_ENV : 'PRODUCTION'
}
},
Preprocess:
preprocess : {
dev : {
src : './src/tmpl/index.html',
dest : '....
Output first 100 characters in a string
... it also works for strings shorter than 100, for example print 'foo'[:100] (note that len('foo') is 3, so even when foo[100] doesn't work, it does)
– Rodrigo Laguna
Mar 28 '18 at 19:40
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Differences between fork and exec
...cture
int cpid = fork( );
if (cpid = = 0)
{
//child code
exec(foo);
exit(0);
}
//parent code
wait(cpid);
// end
(after exec call unix kernel clears the child process text,data,stack and fills with foo process related text/data)
thus child process is with different code (foo'...
Can a shell script set environment variables of the calling shell? [duplicate]
...ve about ptrace, and the same may go for other distros as well).
$ cat setfoo
#! /bin/bash
gdb /proc/${PPID}/exe ${PPID} <<END >/dev/null
call setenv("foo", "bar", 0)
END
$ echo $foo
$ ./setfoo
$ echo $foo
bar
s...
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 ...
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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