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How can I tell if my server is serving GZipped content?
...erested). You can tell using Developer Tools (F12). Go to the Network tab, select the file you want to examine and then look at the Headers tab on the right. If you are gzipped, then you will see that in the Content-Encoding.
In this example, slider.jpg is indeed being gzipped.
Compare that to t...
What's the difference between OpenID and OAuth?
... service. However, since OAuth does not support discovery, it requires pre-selecting and hard-coding the providers you decide to use. A user visiting your site cannot use any identifier, only those pre-selected by you. Also, OAuth does not have a concept of identity so using it for login means eithe...
Write a program to find 100 largest numbers out of an array of 1 billion numbers
...ulate this probability. For example, lets assume the numbers were randomly selected uniformly from {0, 1}, the expected value of (i-K)th number (out of i numbers) is (i-k)/i, and chance of a random variable being larger than this value is 1-[(i-k)/i] = k/i.
Thus, the expected number of insertions ...
How do I get the entity that represents the current user in Symfony2?
...regular dql like
$em = $this->get('doctrine.orm.entity_manager');
"SELECT u FROM Acme\AuctionBundle\Entity\User u where u.username=".$username;
$q=$em->createQuery($query);
$user=$q->getResult();
the $user should now hold the user with this username ( you could also use other fields ...
Best Practice: Access form elements by HTML id or name attribute?
... restrictions on the value of the name attribute, so e.g. you can have <select name="a+b"> or <input type="text" name="...2">, which can't be referenced using javascript .propertyName notation). Explicit [] notation also allows names built from expressions, e.g. myCheckBox = document.ge...
How can I troubleshoot my Perl CGI script?
...rather than being buffered.
You have to set this for each filehandle. Use select to
change the default filehandle, like so:
$|++; #sets $| for STDOUT
$old_handle = select( STDERR ); #change to STDERR
$|++; #sets $| for STDERR
select( $old_hand...
“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
...oints you have, in theory you only have to partially sort, e.g. by using a selection algorithm. However, that doesn't help too much with billions of values. I would suggest using frequency counts, see the next section.
Median and Mode with Frequency Counts
If it is integers, I would count
frequenc...
Having a private branch of a public repo on GitHub?
...repo?
On GitHub, your repository is either public or private; you cannot selectively "privatize" just a branch.
Can I fork my own public repo into my own private branch/fork?
You can clone your public repo to your local machine, branch as needed, and simply not push your "private" branches u...
Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...ver Management Studio. In the left pane right-click on the server node and select Activity Monitor. Take a look at the running processes.
Normally most will be idle or running. When the problem occurs you can identify any blocked process by the process state. If you right-click on the process and se...
What is the difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout?
...ndTimeout = timeout limit for your SQL query. Means, how much time a (eg: SELECT, UPDATE) query can take for its execution. If it exceeds SqlCommand.CommandTimeout, then it stops execution. A command timeout error will occur.
SqlConnection.ConnectionTimeout = timeout limit for your connection. Mea...