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Is there a difference between authentication and authorization?
...uthenticating a user (by checking login/password credentials, certificates etc), whereas Authorization is used more in the Business Logic of an application.
For example, in an application, a user might login and be authenticated, but not authorized to perform certain functions.
...
Prefer composition over inheritance?
...ent as a has a relationship. A car "has an" engine, a person "has a" name, etc.
Think of inheritance as an is a relationship. A car "is a" vehicle, a person "is a" mammal, etc.
I take no credit for this approach. I took it straight from the Second Edition of Code Complete by Steve McConnell, Section...
How to filter git diff based on file extensions?
...
Mine worked with brace expansion, a la git diff -- *.{c,h,etc}
– Matt Fletcher
Nov 25 '13 at 16:03
9
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Which method performs better: .Any() vs .Count() > 0?
...th or .Count (such as ICollection<T>, IList<T>, List<T>, etc) - then this will be the fastest option, since it doesn't need to go through the GetEnumerator()/MoveNext()/Dispose() sequence required by Any() to check for a non-empty IEnumerable<T> sequence.
For just IEnumerabl...
Should everything really be a bundle in Symfony 2.x?
...ices,
src/Vendor/Bundle — for bundles, like src/Vendor/Bundle/AppBundle,
etc.
This way, you would put in the AppBundle only that stuff that is really Symfony2 specific. If you decide to switch to another framework later, you would get rid of the Bundle namespace and replace it with the chosen fra...
Maintain git repo inside another git repo
...as git repos in their own right, with their own commits, origins, history, etc.
– Damien Wilson
Jan 11 '11 at 16:10
2
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How does RewriteBase work in .htaccess
...t regardless of whether the rule is in the "root", "subdir1", "subsubdir", etc. the /bar.php path always maps to http://example.com/bar.php.
But the other rule, with the relative path, it's based on the directory that the rule is in. So if
RewriteRule ^foo$ bar.php [L]
is in the "root" and you ...
What does the question mark operator mean in Ruby?
..., converting a character to its ASCII integer, usage in test, in RegEx'es, etc.) many of which are covered in the other answers here.
– Karl Wilbur
Sep 11 '15 at 20:36
4
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Coding in Other (Spoken) Languages
...mbols. Later I learn that "for" meant "para" and "while" meant "mientras" etc. but in the mean time I did not need to know English, but in my case what I needed was to know "C".
Of course when I needed to learn more things, I had to learn English, for the documentation is written in that language....
“Keep Me Logged In” - the best approach
... hash_hmac('sha256', $cookie, SECRET_KEY);
$cookie .= ':' . $mac;
setcookie('rememberme', $cookie);
}
Then, to validate:
function rememberMe() {
$cookie = isset($_COOKIE['rememberme']) ? $_COOKIE['rememberme'] : '';
if ($cookie) {
list ($user, $token, $mac) = explode(':', ...