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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
..._SERVER['PHP_SELF'] in a script at the address http://example.com/test.php/foo.bar would be /test.php/foo.bar. The __FILE__ constant contains the full path and filename of the current (i.e. included) file. If PHP is running as a command-line processor this variable contains the script name since PHP...
How to redirect output of an already running process [duplicate]
...ting Output from a Running Process.
Firstly I run the command cat > foo1 in one session and test that data from stdin is copied to the file. Then in another session I redirect the output.
Firstly find the PID of the process:
$ ps aux | grep cat
rjc 6760 0.0 0.0 1580 376 pts/5 S+ 15:31 0...
Using Python String Formatting with Lists
...le token in brackets has no meaning in Python. You usually put brackets in foo = (bar, ) to make it easier to read but foo = bar, does exactly the same thing.
– patrys
Sep 27 '11 at 12:10
...
How can I ssh directly to a particular directory?
... You'll usually want a login shell: ssh -t example.com "cd /foo/bar; exec \$SHELL -l"
– christianbundy
Apr 28 '14 at 3:54
...
Callback after all asynchronous forEach callbacks are completed
... with this when i need to execute forEach with asynchronous tasks inside.
foo = [a,b,c,d];
waiting = foo.length;
foo.forEach(function(entry){
doAsynchronousFunction(entry,finish) //call finish after each entry
}
function finish(){
waiting--;
if (waiting==0) {
//do your J...
Getting SyntaxError for print with keyword argument end=' '
... isn't available in Python 2.x because print is still a statement.
print("foo" % bar, end=" ")
in Python 2.x is identical to
print ("foo" % bar, end=" ")
or
print "foo" % bar, end=" "
i.e. as a call to print with a tuple as argument.
That's obviously bad syntax (literals don't take keyword...
What is in your .vimrc? [closed]
...& line("'\"") <= line("$") |
\ let JumpCursorOnEdit_foo = line("'\"") |
\ let b:doopenfold = 1 |
\ if (foldlevel(JumpCursorOnEdit_foo) > foldlevel(JumpCursorOnEdit_foo - 1)) |
\ let JumpCursorOnEdit_foo = JumpCursorOnEdit_f...
symbolic link: find all files that link to this file
...depends, if you are trying to find links to a specific file that is called foo.txt, then this is the only good way:
find -L / -samefile path/to/foo.txt
On the other hand, if you are just trying to find links to any file that happens to be named foo.txt, then something like
find / -lname foo.txt
...
Real life example, when to use OUTER / CROSS APPLY in SQL
...g table structure....
CREATE TABLE T
(
Id INT PRIMARY KEY,
Foo1 INT, Foo2 INT, Foo3 INT,
Bar1 INT, Bar2 INT, Bar3 INT
);
Example using 2008+ VALUES syntax.
SELECT Id,
Foo,
Bar
FROM T
CROSS APPLY (VALUES(Foo1, Bar1),
(Foo2, B...
Using sed and grep/egrep to search and replace
...d separator. This is important to match the -Z of egrep and to avoid being fooled by spaces and newlines in input filenames.
-l: use one line per command as parameter
sed: the stream editor
-i: replace the input file with the output without making a backup
-e: use the following argument as expres...