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Short description of the scoping rules?
...e5
x()
The for loop does not have its own namespace. In LEGB order, the scopes would be
L: Local in def spam (in code3, code4, and code5)
E: Any enclosing functions (if the whole example were in another def)
G: Were there any x declared globally in the module (in code1)?
B: Any buil...
Building a complete online payment gateway like Paypal [closed]
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API to automatically upload apk to Google Play? [closed]
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How can I add timestamp to logs using Node.js library Winston?
...ou include Winston, it usually defaults to adding a Console transport. In order to get timestamps to work in this default case, I needed to either:
Remove the console transport and add again with the timestamp option.
Create your own Logger object with the timestamp option set to true.
The firs...
What are the pros and cons to keeping SQL in Stored Procs versus Code [closed]
...will basically do nothing but the following:
(Pseudocode)
Function createOrder(Order yourOrder)
Begin
Call SP_createOrder(yourOrder)
End
So in the end you have your middle tier running on this very cool 4 Server cluster each of them equipped with 16 CPUs and it will actually do nothing at all...
PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
...ymfony framework that tries to get the hostname from every way possible in order of best practice:
function get_host() {
if ($host = $_SERVER['HTTP_X_FORWARDED_HOST'])
{
$elements = explode(',', $host);
$host = trim(end($elements));
}
else
{
if (!$host =...
Importance of varchar length in MySQL table
... Anytime your select query uses a temporary table (group and order by operations, among other things) it will convert varchar(200) to a char(200) and performance will suffer.
– Jamie
Feb 7 '13 at 20:14
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How to write a simple database engine [closed]
...ndeed. Having recently spent some time inside the source code of SQLite in order to find a bug in SQLCipher, it is an absolute nightmare. Life was simpler 6 years ago :-)
– michael aubert
Dec 29 '15 at 14:53
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Git: add vs push vs commit
...the remote repository to which your branch is mapped (eg. on GitHub).
In order to understand Git you would need to invest more effort than just glancing over the documentation, but it's definitely worth it. Just don't try to map Git commands directly to Subversion, as most of them don't have a dir...
How do I limit the number of rows returned by an Oracle query after ordering?
...answer the original question, here's the query:
SELECT *
FROM sometable
ORDER BY name
OFFSET 20 ROWS FETCH NEXT 10 ROWS ONLY;
(For earlier Oracle versions, please refer to other answers in this question)
Examples:
Following examples were quoted from linked page, in the hope of preventing link r...