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Store query result in a variable using in PL/pgSQL
...at will pull the name from test_table where id is your function's argument and leave it in the name variable. Don't leave out the table name prefix on test_table.name or you'll get complaints about an ambiguous reference.
sh...
With Git, how do I turn off the “LF will be replaced by CRLF” warning
...ons, setting core.safecrlf to false suppresses the warning, but still auto converts.
– Danny Libin
Jan 21 '18 at 20:09
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How do I get the user agent with Flask?
...ary seems to fit the bill of collecting a lot of information out of flask, and has example calls to getting this information out of the application context.
https://pythonhosted.org/Flask-Track-Usage/
Usage gets stored in this format:
[
{
'url': str,
'user_agent': {
...
Collection that allows only unique items in .NET?
...set operations. A set is a collection that contains no duplicate elements, and whose elements are in no particular order.
Note that the HashSet<T>.Add(T item) method returns a bool -- true if the item was added to the collection; false if the item was already present.
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Superiority of unnamed namespace over static?
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You're basically referring to the section §7.3.1.1/2 from the C++03 Standard,
The use of the static keyword is
deprecated when declaring objects in a
namespace scope; the
unnamed-namespace provides a superior
alternative.
Note that this paragraph was already removed in C++11. stat...
What is Data URI support like in major email client software?
... data URIs.
In addition, gmx.de (a very popular German web mail provider) converts image URIs to a URI on its server, and this doesn't seem to support data URIs.
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Is the list of Python reserved words and builtins available in a library?
Is the list of Python reserved words and builtins available in a library? I want to do something like:
1 Answer
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How to Store Historical Data
...some for me. I added an insert/update/delete trigger on my table and then converted the before/after change to json using the "FOR JSON AUTO" feature.
SET @beforeJson = (SELECT * FROM DELETED FOR JSON AUTO)
SET @afterJson = (SELECT * FROM INSERTED FOR JSON AUTO)
That returns a JSON representa...
How to get the error message from the error code returned by GetLastError()?
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In general, you need to use FormatMessage to convert from a Win32 error code to text.
From the MSDN documentation:
Formats a message string. The function
requires a message definition as
input. The message definition can come
from a buffer passed into the
f...
Difference between Python datetime vs time modules
...nce 00:00:00 UTC, Thursday, 1 January 1970. The function time.localtime(t) converts the epoch time to a local time tuple. So, the answer to your question is «no».
– Serge Stroobandt
May 6 '18 at 17:07
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