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How to find third or nth maximum salary from salary table?
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Use ROW_NUMBER(if you want a single) or DENSE_RANK(for all related rows):
WITH CTE AS
(
SELECT EmpID, EmpName, EmpSalary,
RN = ROW_NUMBER() OVER (ORDER BY EmpSalary DESC)
FROM dbo.Salary
)
SELECT EmpID, EmpName, EmpSalar...
INSERT with SELECT
...the parenthesis aren't required around field names. But when you start specifying values on top of the select, apparently you need () around the field names.
– Kyle
Mar 22 '11 at 12:53
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HTTP Error 500.19 and error code : 0x80070021
...(IIS Management Console and Management Service), Windows Authentication - if you are using any of it
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Most efficient conversion of ResultSet to JSON?
... have the "Support for user-defined streaming type adapters". Then I'll modify my adapter to be a streaming adapter.
Update
As promised I'm back but not with Gson, instead with Jackson 2. Sorry to be late (of 2 years).
Preface: The key to use less memory of the result itsef is in the "server si...
RabbitMQ message size and types
...t want to store anything on the queues. The system works most efficiently if the queues are empty most of the time. You can send anything you want to the queue with two preconditions:
The thing you are sending can be converted to and from a bytestring
The consumer knows exactly what it is gettin...
PHP CURL DELETE request
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I finally solved this myself. If anyone else is having this problem, here is my solution:
I created a new method:
public function curl_del($path)
{
$url = $this->__url.$path;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
cur...
S3 - Access-Control-Allow-Origin Header
...all I needed to solve your problem. Just click "Save" and try again to see if it worked. If it doesn't, you could also try the code below (from alxrb answer) which seems to have worked for most of the people.
<?xml version="1.0" encoding="UTF-8"?>
<CORSConfiguration xmlns="http://s3.amazon...
Right way to initialize an OrderedDict using its constructor such that it retains order of initial d
...t comprehension in your last example doesn't change anything. There's no difference between OrderedDict([(i,i) for i in l]) and OrderedDict([('b', 'b'), ('a', 'a'), ('c', 'c'), ('aa', 'aa')]). The list comprehension is evaluated and creates the list and it is passed in; OrderedDict knows nothing a...
surface plots in matplotlib
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For surfaces it's a bit different than a list of 3-tuples, you should pass in a grid for the domain in 2d arrays.
If all you have is a list of 3d points, rather than some function f(x, y) -> z, then you will have a problem because there are mult...
How to make type=“number” to positive numbers only
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@Bh00shan — If you type something that is invalid, it will get picked up when the form's submit button is clicked and the user will be prompted to fix it.
– Quentin
Jul 16 at 10:46
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