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How to output MySQL query results in CSV format?
...ipes.com/rx/1475/save-mysql-query-results-into-a-text-or-csv-file/
SELECT order_id,product_name,qty
FROM orders
WHERE foo = 'bar'
INTO OUTFILE '/var/lib/mysql-files/orders.csv'
FIELDS TERMINATED BY ','
ENCLOSED BY '"'
LINES TERMINATED BY '\n';
Using this command columns names will not be exported...
Remove multiple elements from array in Javascript/jQuery
...plice(removeValFromIndex[i],1);
Go through removeValFromIndex in reverse order and you can .splice() without messing up the indexes of the yet-to-be-removed items.
Note in the above I've used the array-literal syntax with square brackets to declare the two arrays. This is the recommended syntax b...
Unable to understand useCapture parameter in addEventListener
...g ("capture"), and at the end ("bubble").
Events are executed in the order of how they're defined. Say, you define 4 event listeners:
window.addEventListener("click", function(){console.log(1)}, false);
window.addEventListener("click", function(){console.log(2)}, true);
window.addEventL...
Iterating over dictionaries using 'for' loops
... Might make sense to mention that items will be iterated in unpredictable order and sorted is needed to stabilize it.
– yugr
Aug 25 '18 at 9:06
6
...
The multi-part identifier could not be bound
...GROUP BY maxa
) AS dkcd ON dkcd.maxa = a.maxa
WHERE a.maxa <> '99'
ORDER BY a.maxa
Here the tables a and b are joined first, then the result is joined to dkcd. Basically, this is the same query as yours, only using a different syntax for one of the joins, which makes a great difference: th...
What's the difference between utf8_general_ci and utf8_unicode_ci?
...; not everybody sorts their characters in what we would call 'alphabetical order'.
As far as Latin (ie "European") languages go, there is not much difference between the Unicode sorting and the simplified utf8mb4_general_ci sorting in MySQL, but there are still a few differences:
For examples, the ...
Reminder - \r\n or \n\r?
...ater look at a PC keyboard, see the key called "Enter," and get the letter order wrong!
– Rob Kennedy
Jun 30 '11 at 19:36
3
...
How to use cURL to get jSON data and decode the data?
...tps://.../api.php?action=getThreads&hash=123fajwersa&node_id=4&order_by=post_date&order=desc&limit=1&grab_content&content_limit=1";
Using cURL
// Initiate curl
$ch = curl_init();
// Will return the response, if false it print the response
curl_setopt($ch, CURLOP...
What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
...ful API that will process a number of user interactions, including placing orders using stored credit cards.
7 Answers
...
Filling a DataSet or DataTable from a LINQ query result set
...has a CopyToDataTable method:
IEnumerable<DataRow> query =
from order in orders.AsEnumerable()
where order.Field<DateTime>("OrderDate") > new DateTime(2001, 8, 1)
select order;
// Create a table from the query.
DataTable boundTable = query.CopyToDataTable<DataRow>(...