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What is the meaning and difference between subject, user and principal?
... (SO disallows linebreaks in comments): John (human) SUBJECT > username_1 PRINCIPAL > password_1 USER John (human) SUBJECT > username_1 PRINCIPAL > password_2 USER John (human) SUBJECT > username_1 PRINCIPAL > smartcard_1 USER John (human) SUBJECT > username_1 PRINCIPAL > ce...
Kill detached screen session [closed]
...sion.
~$ screen -list
There are screens on:
20751.Melvin_Peter_V42 (Detached)
Note: 20751.Melvin_Peter_V42 is your session id.
Get attached to the detached screen session
screen -r 20751.Melvin_Peter_V42
Once connected to the session press Ctrl + A then type :quit
...
How to destroy an object?
...way.
You will need to figure out which is best for you. Also you can use __destruct() for an object which will be called on unset or null but it should be used carefully and like others said, never be called directly!
see:
http://www.stoimen.com/blog/2011/11/14/php-dont-call-the-destructor-expl...
static const vs #define
...instead of using static. For example
namespace {
unsigned const seconds_per_minute = 60;
};
int main (int argc; char *argv[]) {
...
}
share
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improve this answer
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foll...
What are allowed characters in cookies?
...s in both cookie name and value?
According to the ancient Netscape cookie_spec the entire NAME=VALUE string is:
a sequence of characters excluding semi-colon, comma and white space.
So - should work, and it does seem to be OK in browsers I've got here; where are you having trouble with it?
...
Multiline strings in VB.NET
...ring is called implicit line continuation. It has to do with removing the _ from a multi-line statement or expression. This does remove the need to terminate a multiline string with _ but there is still no mult-line string literal in VB.
Example for multiline string
Visual Studio 2008
Dim x = "...
Returning value from called function in a shell script
...readed, a better option is to maintain a custom variable specific like TEST_LOCK_STATUS="" outside method that anyone can use after calling testlock and reset it each time at the start of the method
– kisna
May 23 at 20:39
...
#ifdef replacement in the Swift language
...nd Linking in Xcode 8 Release note.
New build settings
New setting: SWIFT_ACTIVE_COMPILATION_CONDITIONS
“Active Compilation Conditions” is a new build setting for passing conditional compilation flags to the Swift compiler.
Previously, we had to declare your conditional compilation flags un...
Creating a textarea with auto-resize
...zed.
jQuery.fn.extend({
autoHeight: function () {
function autoHeight_(element) {
return jQuery(element)
.css({ 'height': 'auto', 'overflow-y': 'hidden' })
.height(element.scrollHeight);
}
return this.each(function() {
autoHeight_(this).on('input', function(...
Using PHP with Socket.io
...rue);
$elephant->init();
$elephant->send(
ElephantIOClient::TYPE_EVENT,
null,
null,
json_encode(array('name' => 'foo', 'args' => 'bar'))
);
$elephant->close();
echo 'tryin to send `bar` to the event `foo`';
socket io server
var io = require('socket.io').listen(800...