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What characters are forbidden in Windows and Linux directory names?
.../, '\0'; the name . was the current directory, of course). It was used to test the Bourne shell and routinely wrought havoc on unwary programs such as backup programs.
Other people have covered the Windows rules.
Note that MacOS X has a case-insensitive file system.
1 It was Kernighan & Pik...
Most efficient way to increment a Map value in Java
...
Some test results
I've gotten a lot of good answers to this question--thanks folks--so I decided to run some tests and figure out which method is actually fastest. The five methods I tested are these:
the "ContainsKey" method t...
php static function
...is an object of this class. It does not apply to static functions.
class test {
public function sayHi($hi = "Hi") {
$this->hi = $hi;
return $this->hi;
}
}
class test1 {
public static function sayHi($hi) {
$hi = "Hi";
return $hi;
}
}
// Test
$...
Does C have a “foreach” loop construct?
...rgv[])
{
list_node list[] = {
{ .next = &list[1], .data = "test 1" },
{ .next = &list[2], .data = "test 2" },
{ .next = NULL, .data = "test 3" }
};
FOR_EACH(item, list)
puts((char *) item->data);
return 0;
}
...
How to scp in Python?
...re is an example of the scp.get() command: scp.get(r'/nfs_home/appers/xxxx/test2.txt', r'C:\Users\xxxx\Desktop\MR_Test')
– Chris Nielsen
Jan 14 '16 at 15:49
...
Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
...
Check it and test it, have not much experience in js-regex yet :p Happy you like it
– Jonny 5
Jan 1 '14 at 2:09
6
...
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...
Are PHP Variables passed by value or by reference?
... reference using an '&'.
Assigned by value/reference example:
$var1 = "test";
$var2 = $var1;
$var2 = "new test";
$var3 = &$var2;
$var3 = "final test";
print ("var1: $var1, var2: $var2, var3: $var3);
output:
var1: test, var2: final test, var3: final test
Passed by value/reference example:...
How do I empty an array in JavaScript?
... only reference the array by its original variable A.
This is also the fastest solution.
This code sample shows the issue you can encounter when using this method:
var arr1 = ['a','b','c','d','e','f'];
var arr2 = arr1; // Reference arr1 by another variable
arr1 = [];
console.log(arr2); // Outpu...
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
...